3.8 l mk2 electrical service

8/2/2019 3.8 L Mk2 Electrical Service

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Jaguar Cars Limited 2005

JAGUAR SERVICE BULLETINNumberSection

SheetDate

P.1Elect r ical andInstruments1 (of 1)JanQ.azy, 1960

niS'.L'Rl.JMmTS, OVERDRIVE AN D AUTOMATICTRANSMISSION INDICATOR LIGHTS

Mark 2 Yodels

All the instruments wi.th the exception o f the speedometerare electr ioal ly control led. The o i l pressure gauge i s controlled ba pressure rated element which i s screwed into the o i l f i l t e r headThe water temperature gauge i s controlled by a temperature sensi t iveelement in the fo:nn of a bulb f i t ted a t the f ront end o f the in le tmanifold water jacket .Access to Instruments ~ 1 : - - - - - - - - - - - - - - - - - - - - - - - ~ ::;; '

The centre i n s trument panel i s hinged a t the bottom and secura t the top by two knurled screws, one a t each end. To gain access tthe instruments and switches unscrew the two knurled screws and lowerthe panel.Speedometer - Removal

The speedometer instrument i s removed :tram the front o f thefacia panel a f te r carrying out the following rork a t the rear of theinstrument:-Disconnect the bat tery. Extend the steering coluon ful ly .Unscrew the two bezels where the speedometer and rev. counte

remote control cables protrude through the dash casing. Remove thedash casing.At the rear o f the instrument, unscrew the two knurled nuts

and detach the earth wire and the two speedometer retaining pieces.Unscrew the knurled nut securing the speedometer drive cable to theinstrument.

Draw out the speedometer from the front :facia and wi.thdraw ththree warning l igh t bulb holders (Cable colours: Headlamp - blue/l'lhIgni t ion - browr;V'yellow and white, Fuel - greell/whit e and green).Unscrew the t r ip control cable and withdraw the two illwnination bulbholders when the speedometer can be removed./Continued.


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Revolution Counter - RemovalI t wi l l be found advantageous to f i r s t reJJX)ve the speedometerinstrument as described in the previous paragraphs .At the rear o f the instrument uns crew the two knurled nuts anddetaeh t he earth wire and the two revolut ion oounter retaining pi eces.Unscrew the reroote control of the electr ic clock and detach the

"snap-on" cable connection (Cab le colour - brown). i.'iithdraw the t \'roi l lumination bulb holders and detach the "snap-on" cable oonnection fo rthe revolut ion counter (Cable colour - black/blue and black/brown).The revolution OOWlter can now be w:i.thdra\vn.Testing Operation of Revolution Counter

The only tes t ing of th is uni t i s with the engine t icking over.Place an MJ vol-tmeter on the terminals of the genera tor a t the rea r ofth e right-hand. ca.mshaf"t, when a curren t should be recorded. As a roughguide, there should be a 1 vol t output per 100 revs. Should the generator record a voltage output, due to i t s construct ion it can beassumed that it i s :f\mctioning accurately. Should t he revolut ioncounter instrument not then 'unct ion it must be r eplaced.

When the overdrive i s in operat ion the word "Overdrive 11 in thequadrant behirid the steering whee l becomes i lluminated; when the sidel igh t s are switched on the i l lumination i s automat ica l ly dimmed.

AUTQ;1ATIC TRANSMISSI


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JAGUAR SERVICE BULLETINNumber P.2Section Elect r i ca l andI nstruments

Sheet 1 (of' 1)Date Januacy, 1960

DRA!N HOLES IN NEW TYPE REAR LAMPS

Models a f fectedCars with new type t a i l lamps

A certain number of' 1960 oars with the new type rear l amps(with separate f lasher and t a i l l i gh t bulbs) were sent out o f thefactory without the drain holes in the bottom of the lamp l ens.Cars in stock or cars ooming in for servicing should bech:ecked fo r having two noles dr i l led in the bottom o f the rea r lamp

l ens . If not so dri l led , two ho le s should be made in the bot tom o fthe lens as s h o ~ in the sketch overleaf'.


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lu4

y,d 1 = 6 3 mmII 5-Ys = 9 mm}32 = 2 5mm

3/J2" DIAMETWO HOI ES


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_jAGUAR SERVICE BULLETINNumberSection

SheetDate

P.3Elect r ical andInstrumen ts1 (of ' 1 )Ja.nu.ary, 1 960

OlL PRESSURE GAUG-E - LON INDICATED READmGMark 2 Models

I1 ' it i s suspected that the electr ical ly operated o i l pressuregauge i s rea:ling low, 9.. normal type o f pressure gauge should be connected to the lubr ica t ion system and comparative pressure readingstaken on the two gauges a t the same engine speed.This i s me. '>t easi ly done by using an o i l gauge p i pe union(Part number 2698) brazed to a banjo bolt (Part number 0.5846) through

the head of which an ~ ~ ~ hol e has been dr i l led .This adaptor can then be screwed i nto the cyl inder block inplace of ' the exi s t ing banjo bolt f'or t he o i l feed pipe to the oamsha:f

A nonnal o i l pressure gauge oa.n then b e connected to the adaptor and tgauge reading compared wit h the e lect rically operated instrument.

niACCURA.CY OR FLUCTUATiaf OF FUEL GAUGE AND WATER TEMPERATUREGAUGE READDTGS CCNSISTmT WI'm ENGINE SPEEDMark 2 Models

Mark 2 models are f i t ted with an instrument voltage controluni t which reduces the bat tery voltage to 10 vol ts for the fue l gaugeand water tem,t>erature gauge.

I: f oomplaints are reoeived of inaccuracy o r fluctuation withengine speed with ei ther o f these gauges check the following poin ts before changing the instrument o r operating element.

1 Check voltage oontrol uni t fo r a good ' 'earth 1 The un i t i searthed to the panel by the mounting screw.2. Cables inoorrectly connected to voltage control uni t .

should be connected as fol lows:- The ca

/Cont 1d


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Terminal 'B ' = Dark ~ e e n Termi.na.l 1I' =Light green with dark green tracer.

}. Faul. y instrument voltage control uni t . This can be checkedb,r short ing out the 'B1 and 'I' tenninals on the uni t when, i f 'there i s no change in the petrol gauge reading the un i t can beassumed to be :faul. y.The instrument panel voltage control un i t is attached to the rea rof' the inst:rument panel between the o i l pressure and water temperaturegauges. To gain access to the rea r o:f the instrmnent panel unscrew the

two knurled screws a t the top o f the panel and lower the panel which i shinged a t the bottom.


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SheetDate

P.4Elect r ica l andInstruments1 (of 1)March, 1960

60 lb per sg. in . OIL PRESSURE GAUGE

Yodels affected2.4 l i t r e Mark 23.4 l i t r e Mark 23.8 l i t r e Mark 2

Commencing Chassis numbersR.H. Drive L.H. Drive

10141+6151003200668125370175499211867

On cars with the above chassis numbers and onwards an o i lgauge reading up to 60 lbs per sq. in . i s f i t ted in place of a gaugereading up to 100 l bs per sq. in . ; in conjunc t ion wi.th th is change ad.ifferent operating element i s t ' i ted tO the o i l f i l t e r head. Thepar t numbers are as fo ll ows:-

Oil pressure gauge (6 0 l bs sq. in .)Electr ic operating element

Par t number0.154730.15474

Servicing ProcedureOnly the above parts wil l in future be supplied :f'rom the JaguarSpares Department and when the 60 lb gauge i s used to replace the 100 1b

gauge {Part number 0.15913) the appropriate element (Part number 0.15474be f i t ted to the o il f i l t e r head. Similarly, if it i s foundnecessary to replace the operating element (Par t number 0.15914) f i t tedin conjunction with a 100 lb gauge, a 60 lb o i l pressure gauge must alsobe f i t ted.Note: Vfhen checking for a suspected. low indicated o i l pressure asdescribed in Service Bulletin P. 3 it i s advisable to maintain

an engine speed of 2,500 r.p.m. fo r a period of 2! minutes toobtain the t rue o i l pressure reading on the electr ical ly operateo i l gauge.


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SheetDate

HORN RING COVER CLIPS(Mark 2 Models)

P.5Elect r ica l andIn.struments1 (o f 1)May, 1960

In the event o f breakage o f the spring c l ips which secure thehorn r ing cover to the horn ring centre, new cl ips (Part number 8342)should be f i t ted ai1 f ixed into posit ion using an epoxy res in type ofadhesive such as nA.raldite" ( 1000 A and B) which i s readily availablefrom ironmongers, factors etc . , This product i s marketed in the u.s.by:-

Ciba Product s Corporation,Fairlawn,New J er sey,U.S.A.

Careful ly remove the damaged cl ip with a pai r of pl iers andclean out a l l traces of the old adhesive from the spring cl ip recess esin the plas t ic moulding. When f i t t ing the new spring cl ips into therecesses follow the ins t ruct i ons supplied with the adhesive.


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JAGUAR SERVICE BULLETINNumber P. 7Section Elect r ical andInst ruaentsSheet 1 (of 1)

Date June, 1961.

OXIDIZATION OF DISTRIBUTOR AND REGULATOR CONTACTS(All llode1a)

Oxidization of the dis t r ibutor points and regulatorcan occur on a car which has been stored for a long period.a resul t dif f icu l t s tar t ing or fa i lure to s ta r t the engine,with charging t rouble may be experienced.contactsAatogether

I t i s , therefore, advisable to clean both the dis t r ibutorand regulator contacts before atteapting to s t a r t the engine of avehicle which has not been used for some t i e .


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JAGUAR SERVICE BULLETINNumber P. 9

HEATER MOTORS("E" Type)

Section Elect r ical andInstrumentsSheet 1 (of 1)Date January, 1962

I t should be noted that the heater motors f i t ted to the"E" Type models are of A.C.-Delco manufacture and any correspondencere la t ing thereto should be addressed t o : -

A.C.-Delco Division of GeneralWatling St ree t ,

Motors Ltd. ,

'==.....-c-----======' Dunstab1e,Bedfordshire.REVOLUTION COUNTERS WITH YARK 11 MOVEMENTSModels affected

2.4 l i t re Mark 2Standard TransmissionAutomatic TransmissionOverdrive

3 .4 l i t re W:ark 2Standard TransmissionAutomatic TransmissionOverdrive3 .8 l i t re Mark 2Standard TransmissionAutomatic TransmissionOverdrive"E 11 TypeOpen 2-seaterFixed Head Coupe

Commencing Chassis Number sR.H. Drive L.H. Drive

110821 126600110803 126597110791 126598

157655 177633157978 177658157955 177645206743 218592206924 219046206930 219028850289 876117860029 885206

On cars with the above chassis numbers and onwards, arev. counter with a modified movement (ark 11) i s f i t ted . On/Continued overleaf . .


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' 'E" Type cars t h i s ins t rument i s in terchangeable wi th the Mark 1i ns t rument bu t on Mark 2 cars the ins t ruments are NOT i n t e r -changeable .

When order ing a replacement rev . counter , the code numberson the ins t rument face must be quoted.Spares Bul le t in Number ~ . 2 8 r e f e r s .


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JAGUAR SERVICE BULLETINNumber P .10Section Elec t r i ca l andIns trumentsSheet 1 (o f 1)Date February , 1962

INTRODUCTION OF C.48 HIGH OUTPUT DYNAMO(3 .4 and 3 .8 l i t r e Mark 2)

A high output dynamo has been in t roduced as OPTIONAL EXTRAequipment on 3 .4 and 3 .8 l i t r e Mark 2 Models. This dynamo i s notin terchangeable wi th t h a t f i t t e d as s tandard equipment.

Spares Bul le t in Numbers A.73, L . l 7 , and Q.29 r e fe r .


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JAGUAR SERVICE BULLETINNumber P.14.Section Elect r ical andInstrumentsSheet 1 (of 2)Date April, 1962

ELECTRICALLY-HEATED BACKLIGIITAn electrically-heated backlight to provide demisting ordefrosting has been introduced as an optional extra on a l l currentproduction models except the Open 2-seater "E" Type.A heating element cons is t ing of a fine wire mesh between thelaminations of glass is connected to the wiri ng harness . The . elementwill come into operation when the ignition is switched on; thecurrent consumption being approximately 5 amps.Tinted (Sundym) glass i s obtainable a t an additional cost.

Mark 2Parts r equiredBD.21942BD.,22742c.2o12580.1152480.,22655BD.711/5c.s20480.1229/7

= = ~ ~ DescriptionBacklight (Clear Gl ass)Backlight (Sundym)Fuse Connector and CablesGrom:netCl ip for Fuse HolderScrew securing ClipEarth TerminalSelf-tapping Screw

No. off11121111

F it the fuse retaining clip (BD.22655) adjacent to , but belowthe present fuse block on the l e f t hand wing valance. Connect the whcable from the fuse connector (C.20125) to the terminal A3 with existing white cables. Lead the ~ w h i t e cable along wi t h the presentharness into the instrument panel, and across to the le f t hand bodyharness junction. Lead the cable down the le f t hand door s i l l intothe luggage compartment. I f difficulty is experienced in passing thecable through the door s i l l , it i s permissible to place it under thecarpet on the inter ior of the car .Remove the original backlight, dr i l l two (9.5 mm) holes12" (30.48 em) from either side of the centre of the backlight and !i"(12.7 mm) below the lower edge of the glass. Place the two grommets(BD.11524) in position.Pierce two holes through the glass rubber surround and pass

/Continued


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...the heated backlight cables through.

Fit the backlight (BD.21942 or BD.22742) as descri bed on pageM.14 and 15 of the Mark 2 Se rvice Manual . Take c are to push the cablesinto the interior of the c ar when f i t t ing the glass . Pass the cablesthrough the rubber grommets into the luggage compartment and connectthe black/white cable to i t s counterpar t . The black cable from theheated backlight should be fi t ted with earth terminal (C.5204) and eartheda t a suitable point near the cable.Mark 10Parts r e quiredBD.21857BD.22743c.19724C.20128BD.22655BD.711/5c.15639C.l ()4()/13UFS.419/4HUFN. 119/LC.723/A

DescriptionBacklight (Clear Glass)Backlight (Sundym Gl ass)Fuse Connector and CablesBracket for Fuse HolderClip for Fuse HolderScrew, securing ClipGronmetCable ClipSetscrew securing Cable ClipNut on Setscrews

No. off

Washer under Nut - = : : ; : : : " ' : : : : : : : : : : : : = = ~ - -

11111122222

On Mark 10 models t he f eed wi re to the heated backlight isincorporated in the ha rness . Remove the two knur l ed nuts and hingedown the instrument panel. Re l ease both fuse blocks on the le f t hands ide and slide the bracket (C.20128) over the studs. Retain thebracket by ref i t t ing the fuse blocks. Fi t t he fuse retaining clip(BD.22655) to the bracket with t he aid of t he self-tappping screw (BD.711/5).Place the fuse connector and cables (C.19724) in t he clipalready f i t ted and connect the white cable to t he terminal block a twhich a l l other white cables are collected. Connect black/whitecable from fuse holder to equivalent cable a lready s i tuated i n theoriginal harness .Dri l l t w o ~ " (6.35 rnm) holes 1 2 ~ " (31.1 em) from e ither sideof the centre of the backli ght a perture and (9.52 nm) f rom therear edge of the parcel shel f . F it the two grommets (C.15639) inthe holes dril led in the par ce l shelf . Pierce two holes in theglass surround rubber and pass the black/white and black cables through

the rubber.F it the heat ed backlight (BD.21857 or BD.22743) as a lreadydescribed under Mark 2 f i t t ing instructions. Pass the cables throughthe parcel shelf and into t he luggage compartment . Dril l two 7/32"(5.55 mm) holes into the underside of the parcel tray approximately311 (7.62 em) from t he holes already dril led. Sec ure cables wit h clips

/Cont inued


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Service Bulletin No. P.14. continued Sheet 2 (of 2(C.1040/13) to the underside of the parcel tray with the setscrews, nutand washers provided. Join the b l a c ~ w h i t e and black cables to theirequivalent in the rear harness."E" TypeParts requiredBD.22629BD.22741C.20124c.2o123c.t5639c.ts341BD.22655BD. 711/5c.2oos1c.11001c.11002

DescriptionBacklight (Clear Glass)Backlight (Sundym Glass)Fuse Connector and CablesBacklight connector CablesGronrnetGronrnetClip for Fuse HolderScrew securing ClipSail Eyelet and RingP.V.C. Strapping (3Ji" long)Stud

No. off11112311122

Lower the instrument panel and f i t the fuse retaining clip(BD.22655) to the lower edge of the r ight hand lower fuse block.Place the fuse connector (C.20124) in the clip provided and connect t hewhite cable to the terminal block where a l l white cables are collected.Lead the b l a c ~ w h i t e cable from the fuse connector down the l e f t handdoor s i l l following the rear harness, to the covered aperture providedin the l e f t hand rear quarter t a i l casing.Dril.l t w o ~ ~ ~ (6.35 nm) hol es 18" (45.72 em) apart from thecentre of the backlight. The hol es should be dril led parallel tothe backlight glass to enter between the inner and outer skins of the

boot l id . Insert the two grommets (C.15369) in the holes dri l led.Pierce two holes 18'' ( 45.72 em) apart in the backlight rubbersurround and pass the b l a c ~ w h i t e and black cables through the rubber.F it the heated backlight (BD.22629 or BD.22741) as detailedon page N. 1 9 of the "E" Type Service Manual. When f i t t ing the back-l ight , take care to keep the cables inside the car . Pass the cablesthrough the two grommets in the rear panel and f i t the backlightconnector cables (C.20123) to the black/white and black cables fromthe backlight heating element.Drill. a 7/1611 ( 11 11 mm) hole adjacent to the lower door hinge,inser t the sai l eyelet and ring, and pass the cables out through thisaperture. Strap the cables to the lower door hinge and pass throughanother 7/16" {11.11 nm) hole dril led in the l e f t hand quarter t a i lcasing approximately 2J&" (5.40 mm) to the rear of the lower hinge and

~ ~ ~ (5.71 nm) from the top of the quarter t a i l casing. Connect the

/Continued


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b l a c ~ w h i t e cable to i ts equivalent situated in the aperture in therear quarter. The inter ior l ight earth snap connector is changed toa double connector and the black cable from the heated backlight isinserted to provide an earth.


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JAGUA .R SERVICE BULLETINNumber P.l4. (2nd i ssue)Section Electr ical and InstrumSheet 1 ( of 3)Date December, 1962.

This Service Bulletin supersedes the original issue of April 1962which should be destroyed.

ELECTRICALLY-HEATED BACKLIGHT.An electrically-heated backlight to provide demlsting orde f rosting has been introduced as an optional extra on a ll currentproduction models except the Open 2 - seater 'E' Type.The heating element, cons i s t ing of a fine wire mesh between

the laminations of the glass, i s connected to the wiring harnes s .The heating of the element will come into operation when t heignition is swi tched on, th e current consumpt ion being approximatel5 amps, and a 15 ampere fuse i s inc orporated in the circuit .Tinted (SUNDYM) gl as s is obtainable at an additional cost .

MARK 2 MJDELSParts requiredBD 21942BD 22742c 20125BD 11524BD 22655BD 711/5c 5204BD 1229/7

DescriptionBacklight (Clear Glass)

k l i g h t (SUNDYM)Fuse Connector and CableGrommetClips for Fuse HolderScrew securing ClipEarth Tennina1Self-tappi ng Screw

No. off11121111

Fit the fuse reta i ning clips (BD 22655) adjacent to, but, be. the fuse block on th e l e f t hand front wing valance. Connect thewhite cable from the fuse connector (C 20125) to the terminal A3on the fuse block along with the existing white cables.Tape the b l a c ~ w h i t e cable into th e panel harness and leadac ross to the le f t hand body junction.

/cont 'd


18/79


Feed. the cable along the le f t hand door s i l l with the bodyr ear harness and te rminate in the luggage compartment.I f difficulty i s experienced in passing t he cable through thedoor s i l l i t is permissible to place it under t he carpet.Remove the original backlight as detailed i n the Mark 2Se rvice Manual - page N 14.Dril l two (9.5 lllll) holes 12" (30.48 em) either side of thecentre line of the backlight a n d ~ ~ ~ (12.7 mm) below the lower edgeof the glass on the inner body panel . Place t he two grommets(BD 11524) in position.Pierce two holes in the inner face of t he glass r ubbersurround and pass the heated backlight cables through into the body.Fit the backlight (BD 21942 or BD 22742) as described on

page N 14 of th e Mark 2 Service Manual.Pass the cables through the rubber grommets into the luggagecompartment and connect the black/white cable to i ts counter partpreviously i ns ta l led. The black cable f rom the backlight should be

f i t ted with earth terminal (C 5204) and earthed to a suitable pointnear the cable.

MARK 10 l\'DDELParts requiredBD 21857BD 22743c 19724c 20128BD 22655BD 711/5c 15639c 1040/13UFS 419/4HUFN 119/LC 723/A

DescriptionBacklight (Clear Glass)Backlight (SUNDYM)Fuse Connector and CablesBracket for Fuse HolderClip for Fuse HolderScrew, securing ClipGrommetCable ClipSetscrew securing Cable ClipNut on setscrewWasher under Nut

No off11111122222

On Mark 10 models the fe ed wire to the heated backHght isincorporated in the harness. Remove the two knurled screws andhinge down t he instrument panel .

/ cont 'd


19/79


Service Bulletin No. P.l4 2nd i ssue continued shee t 2 ( of

Release both f use blocks on t he l ef t hand side and s l ide thebracket (C 20128) over the studs. Re tain the bracket by r ef i tt ingthe fuse blocks. F it the fu se r etaining clip (BD 22655) to t he brackwith the aid of the se l f tapp i ng sc rew (BD 711/5).Place the fuse connec t or and c ables (C 19724) in t he c l i p andconnect the white cable to t e rminal A3 on the fuse block along withthe existing white cables.Connect the b l a c ~ w h i t e cable from the fuse holder to theequivalent cable already s i tuated in the existing body harne ss .Remove the rear backlight as detailed in the Mark 10Se rvice Manual- page N 15.Dril l two 4" (6.35 mm) holes (31.1 em) from ei t he r s ideof t he centre of the backlight and (9.5 mm) from the rea r edge

of the parcel shelf . F it t he two grorrvnets C 15639 in the holesdri l led i n the parcel shelf .Pierce bvo hol es in the glass rubber surround and pass thebackl i ght cabl es t hrough in t o t he body.F it the backl i ght BD 21857 or BD 22743 as detailed in theMark 10 Service Manual - page N 15 .Pass -che cables th r ough t he pa rcel shelf and into the luggagecompartment. Dril l two 7 /32" (5 . 55 rrvn) holes into the underside ofthe parcel tray approximately 3" (7.62 em) from the holes a l ready

dr i l led. Secure t he cables with c l ips t o the unders ide of theparcel tray with the se tsc rews , nut s and washers provided. Join the~ w h i and black cable s to t hei r e quivalent in the r ea r harness .

IE' TYPEPar ts r equired Descri ption No offBD 22629BO 2274DBO 22741BO 22744c 20124c 20123c 15639

Backlight (Clear Glass) 1(From Car No.860001 - 860478 (RHO) and 885001 -886013 (LHD)Backlight (Clear Glass) 1(From Car No.860479 onwards (RHO) and 886014 onwards (LHD)Backlight (SUi\'DYl\'1) 1(From car No.860001 - 860478 (RHO) and 885001 - 886013 (LHD)Backl ight (SUi\'DYrl'l) 1(From Car No .860479 onwards (RHD) and 886014 onwa rds (LHD)Fuse Connec t or a nd Cables 1Back light connector Cables 1Gromme t 2

/cont 'd .


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'E ' TYPE CONT'D.Parts required

BD 22655BD 711/5c 17001c 17002c 18341

De scription

Clip for Fuse holderScrew sec uri ng ClipP.V.C. Strapping (3J2" long )StudGrommet

:'-Jo of ' f

1122l

Lower the instrument panel and f i t the fuse retain.ing cl ip(BD 22655) to the lower edge of the r ight hand fuse bloc!,.Place the fuse connector (C 20124) in the cl ip and connec tthe white cable s to terminal A3 along wi th the existing white cables .TaJm the connector cable into the pane l harness and lead across

to the l e f t hand sideoFeed the cable along the l e f t hand door sJ l l following the runof the le f t hand rear body harness and terminate tn the l e f t hand rearquarter .Remove thP. l e f t hand rear quarter casing aper Lure cove rand locate the rear window harness .Connect the black (earth) cable Logethe r with the inter iorl ight earth c < : ~ b u ~ i n g the double snap connec to r supplied .WARNING Do not attempt to l i f t the t.rimning completely fromthe door s i l l . Raise the lower portion only androute the cable under the l eather c loth.Ease t-he rear quarter casing away from the panel.Inser t grommet (C.1834l) .in the J2" hole located adjacent to thelower hinge brocket. Pass the cable harness "lhrough the grommet andcl ip Lo the lower hinge us ing the P . V .c. st!'apping (C 17001 andstuds Cl7002).Refit rear quarter cas .i.ng .Remov e the rear backlight as detailed in the 'E ' Type ServiceManual - page N 19.Dri l l two 4" (6 . 35 rrm) holes 9" ( 22.8 em) e i ther s ide of thecent re l ine of the backLight on the lower edge of t he aperture. Theholes should be dri l led parallel to the glass to enter between theinner and outer panels of the l id .

/ cont 1 ( 1


21/79


II/

IService Bullet in No. P.l4 2nd issue continued sheet 3 (of 3

NOTE: Some early backlight glasses to Part No's BD 22629and BD 22741 may be supplied with the cable connectoprotruding from the top of the glass.In this case dr i l l the two ~ ~ ~ holes in the UPPERedge of the aperture and feed the extended cables inthe door frame to the l e f t .

Pierce two holes through the glass rubber surround and passthe cables through into the luggage compartment l i d .Fit the backlight BD 22629 - BD 22740 - BD 22741 or BD 22744as de ta i led in the 'E ' Type Service Manual - page N 19. When

f i t t ing take care to keep the cables inside the car .Remove the l id stay and rubber clip mountings and prise away

the door casing from the lower clip f ixings.Pass the body connector cables under the casing and connectto the backlight cables.Refi t casing, stay and rubber cl ip mountings


22/79



SheetDate

RADIO FITTING INSTR.OCTIONS("E" Type)

P.15.Electr ical andInstrtnnents1 (of 1)May, 1962

The attention of Distributors and Dealers is drawn to thefollowing points when f i t t ing the Smiths Radiomobile.I t is most important when fi t t ing the radio receiver, to remove

any fe l t mater ia l in the area behind and underneath the r eceiver heatsink to as si s t in ventilation. I t may also be necessary to trim thecarpet to assi s t in clearing the heat sink.When connecting the twin loudspeakers, it is important for theterminal with the rubber sleeve to be f i t t ed to the top screw terrori nation of each loudspeaker. Th i s wi l l ensure that the speakers areconnected to operate in anti-phase giving the correct tone.

FOGLAMP FITTING INSTRUCTIONS(Mark 10 Model)

Twin rectangular foglamps with yellow bulbs are now availablefor f i t t ing to the Mark 10 model as optional extras.Parts requiredC.20443C.20246C.15447C.15463C.2706C.1426C.20444c . z ~ c. 17001C.17002

DescriptionFog ampLighting switch (4 position)EscutcheonFoglamp connector (cable)GrorrmetGronunetFoglamp bracket L.H.Foglamp bracke t R.H.Cable strappingStud

No. off2

2221

The foglamp brackets should be bolted to the bumper util izingthe two inner bumper bracket bolts . The foglamps are f i t ted to thebrackets and are positioned under the bumper on the inside of the

/Continued


23/79


overriders. On la ter cars, a hole i s provided in the front crossmember cover plate adjacent to the bumper bracket, and the foglampconnector cable should be passed through uti l izing a grommet.Early cars wil l require a hole dril led in the front crossmember cover plate as shown in the i l lustrat ion.Feed the cable through the 1 ~ " hole utilized by the radiatordrain tap on the left-hand side, and the corresponding hole on theright-hand side, Place the large grommet in the aperture to preventthe cable from chafing.Connect the left-hand foglarnp cable to the red/yellow cableincorporated in the wiring harness, which is situated a t the top ofthe wing valance in l ine with the front of the engine.The red/yellow cable for connection to the right-hand foglamp

wi l l be found behind the a ir cleaner. Remove the flexible hose tothe a ir cleaner intake box. Remove the two quick release fastenersand withdraw the paper element. Pass the foglamp cable through oneof the a ir cleaner intake trumpets.C l i ~ the foglamp cables to the bumper brackets with the-a idof the cable strapping,Remove the original l ighting switch and escutcheon and replacewi th the four position swit ch and a new escutcheon plate .Replace the cables in the i r original positions and connect ther eq/yellow cables, incorporated in the harness, to the foglamp terminal.The foglamps and necessary parts are available from the JaguarSpares Division, Coventry,Spares Bulletin number Q.39 refers.

SLOT FOR BUMPER BRACKET

1 ' )2 HOLES 4 (i9 0MM


24/79


JAGUAR SERVICE BULLETINNumber P .15. ( 3rd issue)Section Elec tr ica l and InstrumSheet 1 ( of 1Date January, 1963.

This Service Bulletin supersedes the 2nd issue of July 1962which should be destroyed.

RADIO FITTING INSTRUCTIONS(All mode ls f i t ted with t ransis tor radios)

The at tent ion of Distributors and Dealers is drawn to thefollowing points when f i t t ing the Smiths Radiomobile .I t i s most important when f i t t ing the radio receiver, toremove any fe l t material in the area behind and underneath the recheat sink to ass is t in ventilation. I t may also be necessary to t rthe carpet to ass is t in clearing the heat sink.When connecting the twin loudspeakers, it is .important forterminal with the rubber sleeve to be f i t ted to the top screwtermination of each loudspeaker . This will ensure that the speakeare connected to operate in anti-phase giving the correct tone.

F O G L ~ 1 P FITTING INSTRUCTIONS(Mark 10 Mode l )

Twin rectangula r foglamps with yellow bulbs ar e now availafor f i t t ing to t he Mark 10 mode l as optional extras.Par t s requiredC.20443c .20246C.l5447C.15463C.2706c . 20444C.20445C.l7001c .17002

Desc r ip t ionFog ampLight ing switch (4 position)EscutcheonFoglamp connector (cable)Grollllle tFoglamp bracket L.H.Fogl amp bracke t R.H. Cable s t r appingStud

No o211241112"2

/can t d


25/79


The foglamp brackets should be bolted to the bumper utilizingthe two inner bumper bracket bolts . The foglamps are f i t ted to thebrackets and are positioned under the bumper on the inside of theoverriders. On later cars, a hole is provided in the front crossmember cover plate adjacent to the bumper bracket, and the foglampconnector cable should be passed through uti l izing a grommet.

Early cars will require a hole dril led in the front crossmember cover plate as shown in Fig. l .I t will be necessary to dr i l l a (19.05 mm) hole insidethe engine compartment adjacent to the radiator drain tap apertureand a corresponding hole on the opposite side of the radiator. Theholes should be dril led 211 (5.08 em) from the outer edge of thelongitudinal underframe member and (19.05 mm) from the radiator

support panel. F it the grommets provided and pass the foglamp cablesthrough the grommets into the engine compartment.Connect t he le f t-hand foglamp cable to the req/yellow cableincorporated in the wiring harness, which is situated at the topof t he wing valance in l ine wi th the front of the engine.The red/yellow cable for connection to the right-hand foglampwill be found behind the air cleaner . Remove the flexible hose tothe air cleaner intake box. Remove the two quick release fastenersand withdraw the paper element. Pass the fogl amp cable through thegrommet adjacent to the t op air cleaner intake trumpet.Clip the foglamp c a b l e s ~ o the bumper brackets with the aidof the cable strapping.Remove the original lighting switch and escutcheon and replacewith the four position switch and a new escutcheon plate.Remove the printed circui t resistance from the original switch(terminals 2 and 11) and ref i t to the new switch (terminal 2 - 4)Fit the resistance with the large hole over the centre post andthe printed circui t to the switch back p l ~ t e . Replace the cables as shown in Fig.2. and connect the red/yellowcables, incorporated in the harness, to the foglamp terminal.The foglamps and necessary parts are available from theJaguar Spares Division, Coventry.

Spares Bulletin No. Q.39. refers.


26/79


SLOT FOR BUMPER BRACKET

l" )2 HOlts .. (iCJ . OHM

FrG.I

)2400)

1 2. Green (Automatic) yellow/purple (Overdrive)3. ReQ/black (Sidelights and ta i l l ights)4. Black/red (Warning l ight - automatic or overdrive)s. Brown/white (Ammeter)6. ReQ/yellow (Foglamps)7. Blue (Headlamps)


27/79


JAGUAR SERVICE BULLETINNumber P. l9 .Section Electr ical and InstrumSheet _ ( of 1 )Date December, 1962.

EXAMINATION OF SPEEOOMETER CABLE OIL SEAL.(Current Production Overdrive Models).

I t has been noticed tha t speedometer heads are being changeddue to excess o il entering the mechanism. When a car i s receivedin Service with th is complaint, ,i t i s advisable to examine the o i lseal contained in the bronze bus h of the speedometer cable drivegear contained in the overdrive rear casing .

I f o i l is found to be working along the c able, it wil l benecessary to change the complete driven gear bush.

ELECTRICALLY OPERATED WINDOWS - LIMITTED BACKLASH COUPLING(Mark 10 Model)

This bulletin should be used in conjunction with the informatgiven in Service Bullet in Nos. P.l3 and 16.Cars now in production are being f i t ted with a new rubber

c oupling (Part No. BD.20909) and driving peg (Part No. BD.25088) toallow the electr ic motor to gain momentum before rais i ng or loweringthe wi ndow. (The rubber coupling i s item 15 in Fig 53 on page P.43of the Mark 10 Service Manual.I t will be necessary to remove the complete regulator and mounit as described on page P.41, 42 and 43 of the Mark 10 Service

Manual.Remove the motor from the regulator bracket and l i f t thecoupling off the "D" shaped shaft .F it the driving peg onto the "D" shaped driven shaft , thenplace the rubber coupling with the lug fac i ng the bottom of theregulator in posi t ion over the driving peg. The coupling should befree to ro ta te on the driven shaft .Replace the motor ensuring tha t the motor output shaft isaligned correctly in the "D" shaped hole in the rubber coupling.Replace the regulator assembly ensuring that t he directionsgiven in the aforementioned bullet ins are closely followed.


28/79


JAGUAR SERVICE BULLETINNumber P.l9 . (2nd is sue)Section Electrical and Instrw

Sheet 1 (of 1 }Date January, 1963.

This Service Bulletin supersedes the orig inal issue ofDecembe r 1962 which should be destroyed.EXMITNATION OF SPEEDOMETER CABLE OIL SEAL

(Current Production Overdrive Models).I t has been noticed t hat speedometer heads are being changed

due to excess oil entering the mechanism. When a car i s r ece ivedin Service with this complaint, it i s advisable to examine the o ilseal conta ined i n the bronze bush of the speedometer cable drivegear contained in the overdrive rear cas ing.

I f o il is found to be wor king along the cable, it will benecessary to change the complete driven gear-nush.

ELECTRICALLY OPERATED WINDOWS - LIMITED BACKLASH COUPLING(Mark 10 Model)

This bullet in shoul d be used in conjunction with the informgiven in Service Bulletin Nos . P.l3 and 16.Cars now i n production are being f i t ted with a new rubbercoupling (Part No. BD.20909) and driving peg (Part No. BD. 25088) toallow the electr ic motor to ga in momentum before r a is i ng or l oweringthe window. (The rubber coupling i s item 15 in Fig 53 on page P.43of the Mark 10 Service Manual.)Remove the woodwork and trim panel from the door.Remove the two se tsc rews on e i ther side of the motor secur ithe moto r to the suppor t plat e .Move the mot or up from the regulato r bracket suff ic iently tol i f t t he coupl ing off t.he "D" shaped shaf t .F it the driving peg onto the "D" shaped driven shaft, thenplace the rubber coupling with the lug facing the bottom of theregul ator in position over the driving peg. The coupling should befree to rotate on t he driven shaft.Ref i t t he motor ensuring that the motor output shaft i s aligcorrectly in the uou shaped hole in the rubber coupling. /cont 'd


29/79


Whilst carrying out this operation, i t is advisable to t reata ll the window fel t s with a siliconized fluid such as Duckhams"Adsil".


30/79


JAGUAR SERVICE BULLETINNumber P.20.Section Electrical and InstrwSheet 1 (of 1 )Date January, 1963.

REVOLUTION COUNTER AND CLOCK - SERVICING(All current production models )

Distributors and Dealers are advised that i n fu t ure, RevolCounters wil l be supplied ONLY less Clock. Complete inst rumentswill , the refore, no longer be available, t hough the Elec tr ic Clockwill , of course, continue to be serviced as a sepa rate item.In a ll Guarantee Claims concerned with a faulty RevolutionCounter, the Electric Clock MUST be removed before the instrument

is returned to the factory . Similarly, i f the Electric Clock isfaulty , this Unit ONLY mus t be returned to the factory for Guarantereplacement .All concerned are asked LO save the containers i n which thRevolution Counter or Elec tr ic Clock is packed, and to urge theirstaffs to use these ca rtons when returning displaced units to thefactory. This will prevent t rans i t damage.I t should be noted that this new procedure is EFFECTIVEIMMEDIATELY and any complete instruments being received a t theseWorks after receipt of this Bulletin will be treated as requi ringattention to both the Revolution Counter and t he Electr ic Clock evthough one or the other may be functioning correctly. In this casefull charge will be made for the as sembled instrument.


31/79


JAGUAR SERVICE BULLETINNumber P. 21.Section Electr ical and InstrwSheet 1 ( of 1 )Date March, 1963.

HEADLAMP FLASHING THE FULL BEAM POSITION.( I ta l ian market cars only)

Models affected.

2 .4 l i t r e Mark 2 .3 .4 l i t r e Mark 2 .3 .8 l i t r e Mark 2.Mark 10.'E ' Type Fixed Head Coupe.Open 2 seate r .

Commencing Chassis NumbersL.H.Drive.127056178968222239352199888264879067

Commencing a t the auove chas s is numbers, a ll cars for theI tal ian market wil l have the headlights wired to "flash" when thel ights are "off" or whe n t hey a re in the main beam position: Theywil l not f l a s ~ in the dipped position.

The amended wiring circuits are shown overleaf .


32/79


KeJ:: to1 .2 .3 .4.s.

uw

2I II ,L_ _ _ _ UR ___ j

uw

2.

UR

UY

/

c 22141

~ ~ ( 2 2 1 < 1 0 /

1

MK2 MODELS

MK 10 MODELS

'E ' TYPE

uw

i l lustrat ion numbers. Key toHeadlamp "flasher" switch. u.Dipper switch. N. =Fuse No.1. R. ::-:Fuse No.2. P. ::::Fuse No.3. G.w. ;;;;:Y.

N

cable colours.Blue.Brown.Red.Purple.Green.White.Yellow.


33/79


JAGUAR SERVICE BULLETIN

r .

Number P.22.Section Electr ical and InstrumeSheet 1 ( of 1 )Date April, 1963.

INTRODUCTION OF MODIFIED DISTRIBUTOR.

All current p r ~ u c t i o n cars are now f i t ted with a new 2206type d i s t r i b u t o r l . i strated overleaf)

This type f dis tr ibutor is different in construction t theprevious DMBZ6 e f i t ted but the a d v a n c ~ curves remain theTheappropriate ne type distr ibuto ' : are interchangeable withP, edecessors p r o v i d i f ~ a new type sucti on pipe s. Rj(\

and Q.59 refer .p are s/II

/i

iI


34/79


DISTRIBUTOR MODEL 22 D6

L T TERMINAL

FIXED CONTACT PLATESECURING SCREW

CONTACT BREAKERBASE P LATE

CENTRIFUGAL Tl Ml N GCONTROL WEIGHTS

VACUUM TIMING CONTROLUNIT

C B. EARTHCONNECTOR

CONTACT BREAKERMOVING PLATE

CA M


35/79


JAGUAR SERVICE BULLETINNumber P .22 . (2nd Issue)Section Electrical and InstrumSheet 1 ( of 1 )Date June, 1963.

This bulletin supersedes th e previous issue of April 1963 whichshould be destroyed.

INTRODUCTION OF MODIFIED DISTRIBUTOR.

All current production cars are now f i t ted with a new 22D6type distributor. ( i l lustrated overleaf)This type of distributor i s different in construct ion to t

previous DMBZ6 type f i t ted but the advance curves remain the same.The new type dis tributors are interchangeable wit h t hei rappropriate predecessors provi de d a new type suction pipe i s f i t ted .

Adjusting the Contact Breaker Points .The method of adjust ing the contact point is now diffe rento that described in the handbook and the following procedure shouldbe adopted:-The correct gap is .0 1 4" - .016' ' (.36 mm- . 4 1 rmn).I f the gap is incorrect, slacken (very sl ightly) the contplate securing screw and adjust the gap by turning a screwdriver inthe s lo t in the contact plate (clockwise to decrease the gap and anclocbvise to increase the gap). Tighten the securing screw and rechthe gap.

Spares Bulletin No's. Q.53 and Q.59 refer .


36/79


OISTR I BUTOR MODEL 22 06

F\OTOR A R M - - - - - - ~

L T TERMINAL

FIXED CONIACT PLAIESECURING SCREW

CONTACT BREAKERBASE PL ..O.TE

CENTR FUGAL l iMING-.:ONTROL WE IG HT S

VACUUM TIMING CONTROLUNIT

C.B EARTHCONNECTOR

CAPACITOR

CONTACT BREAKERMOVING PLAIE

CA M

THRUST WASHER


37/79


JAGUAR SERVICE BULLETINNumber P.23.Section Electr ical and InstrumSheet 1 ( of 2)Date April, 1963.

INTRODUCTION OF 1\I)DIFIED DYNAl\DS AND CONTROL BOXES.(Mark 2 Models)

All current production Mark 2 cars are now equipped with adifferent type dynamo and control box. The i l lust ra tions show theC.40L dynamo f i t ted to 2 .4 l i t re cars and the c.42 dynamo f i t ted to3 .4 l i t re and 3 .8 l i t re cars .

The C.40L and the C.42 dynamo f i t ted to standard steering carhas a bush a t the rear end of the dynamo which should be lubricatedwith engine oil through the hole marked "Oil" every 5, 000 miles(8,000 km).

The sett ings for th e new dynamos and control boxes are givenbelow:-2.4 LITRE.

C.40L DYNAM) (/j/erformance Data.Cutting in speed.Maximum output.

1250 r.p.m. (max .) a t 13.0 dynamo volts .25 amps at 2400 r.p.m. at 13.5 dynamo volt

Field resistance. 6 .0 ohms.CONTROL BOX (RB 340) 37342 D.Voltage Regulator (open ci rcui t set t ings) .

Ambient Temperature.10C (50F)20C (68F)30C ( 86F)40C ( 104F)

Cut-out Relay (set t ings) .Cut-in VoltageDrop of Voltage

Voltage14.9 - 15.514 .7 - 15.314.5 - 15 .114.3 - 1 4 .9

12.6 - 13.49.3 - 11.2

/cont 'd


38/79


3.4 and 3.8 LITRE.

C.42 DYNAMJPe rformance Data .Cutting in speed.Maximum output. 1,250 r.p.m. (max.) a t 13 dynamo volts.30 amps at 2,200 r.p.m. a t 13.5 dynamo volts .Field resistance . 4.5 ohms.CONTROL BOX (RB 340) ( 37331A)Voltage Regulat or (Open Circuit Set t ings).

Ambient Terrnperature.10C (50Dr)2o0c (Bsr)30C (s6CT)40C ( 1 0 4 ~ )

Cut-out Relay (Set t ings) .Cut-in VoltageDrop of Voltage

Voltage15 .0 - 15.614.8 - 15.414.6 - 15.214 .4 - 15. 0

12 . 6 - 13.49.25 - 11.25

Spares Bullet in Nos. Q.52 and Q.56 refer .


39/79


C O ~ ~ U T A T O A EN 0 &RACKET

BRUSHES FELtTERMtN41.. o ' R I ~ C RE'TAIHER

BRUSHES &At.\. &E.ARING

MOOEL C40 l GENERATOR

FIBRETHRU5TWASHER

YOK( S ~ A F T OOI..LAA

Sti-'F'T


40/79


JAGUAR SERVICE BULLETINNumber P. 24.Section Electrical and Instrum

Sheet 1 ( of 1 )Date April, 1963.

This Service Bulletin supe rsedes the information given in ServiceBulletin P.l9 Which should be endorsed "See Service Bulletin P . 2 ~ ' .

EXAMINATIOO' OF SPEEDOMETER CABLE OIL SEAL.~ ~ u r r e n t Production Overdrive Models).

I t has been noticed that speedometer heads are being changeddue to excess oil entering the mechanism. When a car is received inService with this complai nt , i t i s advisable to examine the o il sealcontained in the bronze bush of the speedometer cable drive gearcontained in the overdrive rear casing .I f oi l is found to be working past the inner seal it will benecessary to dismantle the driven gear bush as follows:-Dril l out the stee l pin retaining the brass adaptor to thephosphor - bronze bearing.Unscrew the adaptor from the bearing by means of the f latsprovided.Remove the rubber seal from the r ecess in the bearing. Fitnew seal (Part No. C.8773) so that the open end of the seal throughwhich the spring is visible, is facing the bottom of the recess of thbronze bearing (See i l lustrat ion overleaf).Screw the adaptor into the bearing and f i t a new retaining p

I f necessary, dri l l a new 1/16" ( 1.5 JTJn) hole not more than 7/32"(5.5 mm) deep in the side of the bearing; f i t a mild steel pin, peenover and f i le flush.


41/79



42/79


JAGUAR SERVICE BULLETINNumber P. 25.Section Elect r ica l and Instrum

Sheet 1 ( of 1 )Date Augus t , 1963.

T R O D U C T I O N OF NEW DIRECTION I N D I C A T O R / H E A D L ~ W FlASHER SWITCH.

Model affected. Commencing Chassis Numbe r

'E ' Ty pe Open 2 SeaterFixed Head CoupeR.H.Drive .

850726861198L.H. Driv

879551888767Coimlencing a t t he above chassis munbers, a new directionindicator/headlamp f lasher switch (Part No. C.21710) s t r iker plate{C. 22872) p e c i a l washers (C.23008) are introduced to replace thexi s t ing switch.The two special washers are used in conjunction with the

str iker plate securing screws and shakeproof washers and must bepositioned between the s t r iker plate and shakeproof washers.The new switch i s fully in terchangeable with the earl iertype provided a ll three i tems menttoned a bove are used.

Spares Bulletin No . Q.67 refers.

WATERPROOFING OF THE DISTRIBUTOR.Models affec ted.2.4 l i t re Mark 23.4 l i t re Mark 23.8 l i t r e Mark 21E' TypeMark 10

Commencing En gine NumbeBH. 9981KJ. l073LC. 6957RA. 2290ZA. 9238

Commenc ing a t the above engine numbers, a waterproof r ubbecap (Part No . C.2607) i s f i t ted over each of the six pl ug leads andthe H.T. lead where they enter the d is tr ibutor cap.These rubber caps can be f i t ted to ea r l ier cars i f desired

Spares Bulletin ~ o . Q.66 r efers .


43/79


JAGUAR SERVICE BULLETINNumber P 26 Section Elec t r ical and InstrumSheet 1 ( of 1Date October, 1963.

INTRODUCTION OF "LIVE" HORN BUTTON.

Models affected

2.4 l i t re Mark 23.4 l i t re Mark 23.8 l i t re Mark 2Mark 10.

Commencing chass i s numbR.H.Drive.

116114164402231586306489

L.H.Driv127312179499223125353182

Commenc i ng wi t h the above chassis numbers the cent r e hobutton is now " l i ve" and can be used in addition to the horn r ingoperate t he horns .The Mark 2 st eering wheel i s now common with the Mark 1wheel but certain in d ividual Mark 2 cars prior to th e above munbewere f i t ted with the Mark 10 whee l without a ' ' l ive" horn button .

Spares Bullet i n No. Q. 70 refers.


44/79


JAGUAR SERVICE BUllETINNumber P .27.

Models affected.

2.4 l i t re Mark 23.4 l i t re Mark 23.8 l i t re Mark 2

ELECTRIC TIJ\IlE CLOCK.

Section Electrical and InstrllSheet 1 ( of 1 )Date November, 1963.

Commencing Chassis Numbe

1E 1 Type Open 2 seater.'E' Type Fixed Head Coupe.~ r k 10

R.H.Drive.115205163007230516850702861169304482

L.H.Drive127141179136222555879324888543352709

Comnencing at the above chassis mrrnbers, the electric timclock f i t ted to the revolution counter dial, incorporates a rect i f ier .This i s to reduce fouling of the contact points in the clock.I f a t any time th e clock is removed for servicing andsubsequent testing on the bench, IT IS MOST IMPORTANT that the feed te ron the back of the clock i s connected to th e negative side of the batteand that the outer casing of the clock i s positively earthed. Incorrec

connection of a rectified clock to the battery will instantly destroy trect i f ier .

Spares Bulletin No. Q.61 refers.


45/79


JAGUAR SERVICE BULLETINNumber P.28 .Section Electrical and InstrtuSheet 1 ( of 1 )Date .March, 1964 .

IGNITION SUPPRESSION - HOME TRADE ONLY.(All models )

A certain number of cars may have le f t the f ac tory wi thignition suppressors be i ng f i t ted to the sparking plug terminals.Fig.l shows a sparking plug terminal wi thout a suppress

f i t ted. Fig.2 shows the s parking plug terminal with suppressor f i tDistribut ors and dealers are requested to examine a ll ccoming in for service and check i f suppressors are f i t ted. I fsuppressors are not f i t ted on cars wit hin the guarantee period t hemust be f i t ted on a f .o.c basis to the customer .Supplies may be obtained from the Jaguar Spares Divisiounder Part number C.16979 (6 off) and a guarantee claim submittedquoting a l l relevant detai ls . The time required for this work i snegligible but a maximum al l owance of hour will be made should thbe considered necessary.


46/79


JAGUAR SERVICE BULLETINNumber P. 29 Section Electr ical and Instrum

CARE OF BATTERIES.(All models)

Sheet 1 ( of 1 )Date May, 1964.

I f cars (or bat ter ies in store) are held in stock formore than a month the following procedure should be observed to enstha t the battery i s kept in good condition. Failure to carry outthese instructions may invalidate the Lucas guarantee in any subseqclaim.Topping-up.

Add dist i l led water unt i l the top edges of the separatoor separator guards are jus t covered. Do not overfi l l . Keep the ctops dry.Freshening

Give the battery a charge a t 5 amperes unt i l the electri s gassing freely and repeat a t monthly intervals as long as the cais in your care.

These remarks apply to wet charge bat ter ies only.


47/79


JAGUAR SERVICE BULLETINNumber P.3o.Section Electr ical and Instrum

Sheet 1 ( of 2 )Date May, 1964.INTRODUCTION OF LINE FUSE IN

AUTOMATIC TRANSMISSION AND OVERDRIVE SOLENOID CIRCUITS.Model affected. Commencing chassis number

Mark 10 Automatic TransmissionMark 10 OverdriveR.H.Drive.

308244308320

L.H.Drive353519353520

An 8 ampere fuse has been introduced in the intermediaspeed hold switch ci rcui t (Automatic transmission) and the controlswitch ci rcui t (Overdrive transmission) models on and af ter the abochass-is numbers .

The fuse holder i s retained in a spring c l1 p located bthe curved s i de f ac ia panel on t he s teering wheel s ide .

parts: Earll e r. model s may be modified by uti l is ing the foll owAutomatic transmission - Connec tor Harness- Connector Nipples- Clip

- Screw

- C.23524(2) - 3585BD. 22655

BD. 711/5Overdrive transmission - Connector Harness - C.23523- Clip BD.22655-Screw GD.711/5

FITTING INSTRUCTIONS.1.2.

3.

Disconnect the battery.Remove the curved side facia panel on the steering wheside. The panel i s secured by two No. 10 U.N.F nuts bthe side facia panel and one drive screw acc.essible a tbase of the screen pi l la r behind the door sealj_ng weltSecure the chromium plated cl ip, with the screw, to thcurved panel as shown in Fig . l .

/cont 'd . . .


48/79


4 .

s.

Remove the ring nut securing the intermediate speed holdswitch (Automatic transmission models) to the side faciapanel and push the swi tch forward.Pull the switch down below the panel and modify the connections as follows:-

Automatic Transmission Models.Disconnect the twin green cables connected by a commoneyelet to the swi tch and cut off the eye l e t . Str ip the insulat i on

from each cable for a l ength of ~ ~ ~ (9.5 Tllll) and solde r on the twonipples .Connect both green cables into t he double connector tubelocated on the fuse connector harness (Jaguar Part number C.23524).Connect the eyelet on the connector harness to the vacantterminal on the switch . See circu it diagram Fig.2.Ref i t the swi tch to the side facia panel.Re f i t the curved side facia panel,Clip the fuse holder into the spring clip previously f i t ted .Reconnect the battery and t es t the c i rcui t by operation.

Overdrive Tr ansmission Models .Disconnec t the yellow cable attached to the switch at theconnector tube located behind t he side facia panel and connec t to theyellow cable with the s ingle connector contained in the fuse connectorharness (Jaguar Part number C.23523).Connect t he yellow cable, with white ident, to the vacantsingle connector tube on the main harnes s . See ci rcui t diagram Fig.3.Ref i t the switch to the side fac ia panel.Ref i t the curved side facia panel.Clip the fuse holder into the spring clip previously f i t ted .Reconnect the bat tery and tes t the ci rcui t by ope ration.


49/79


CD

HARNESSIDENT

GG HARNESS C23S24

GCABLE COLOUR CODE G- GREEN

INTERMEDIATE SPEED HOLD SWITCH AUTOMATIC TRANSMISSION CARS

I OTTED LINES SHOW MAIN HARNESS CABLE TO BE MODIFIED IHARNESS

HARNESS C 23523CABLE COLOUR CODE Y YELLOW

OVERDRIVE CONTROL SWITCH OVERDRIVE CARS


50/79


JAGUAR SERVICE BULLETINNumber P.31.Section Electr icDl and InstrumSheet 1 ( of 2 )Date May, 1964.

INTRODUCTION OF LINE FUSE I NAUTOMATIC TRANSMISSION A ~ D OVERDRIVE SOLENOID CIRCUITS.

Models affected. Commencing chassis numbersR.H.Drive. L.H.Drive.

2.4 l i t re Mark 2 117397 1274923.4 l i t re Mark 2 166188 1797443.8 l i t re Mark 2 232275 2234493.4 'S ' Type 1B1004 18250053.8 'S' Type 1B50321 1B75053An 8 ampere fus e has been introduced in n t e r m e d i a tspeed hold switch c i rcu i t (Automatic t ransmission) and the controlswitch c i rcui t (Overdrive t ransmission) models on and af ter the a bochassis numbers.

The fuse holder is retained in a spring clip located bethe side f ac ia panel on the steering wheel side.

parts : Earl ier models may be modified by uti l is ing the followi

Automatic transmission - Connector Harnes s- Connector Nipples- Clip- Screw- C.23524( 2) - 3585BD.22655BD. 711/5

Overdrive transmission - Connector Harness - C.23523- Clip BD.22655- Screw BD. 711/5FITTING INSTRUCTIONS.Mark 2 Models.

Remove t he under- scutt le casing on the steering whee l sAll Models .Disconnect the battery.

Automatic Transmission Models .Remove the r ing nut securing the intermediate speed holswitch to the side facia pane l and push t he switch forward.Pull the switch dmm below the panel and modify the cont ions as follows:

/cont 'd


51/79


Secure the chromium plated clip to the back face of theside facia panel below the automatic speed hold switch.Care must be taken when dri l l ing the hole for the screw toensure that the polished face of the panel is not pierced by the dr i l lpoint.Disconnect the green cable connected by an eyelet to theswitch and cut off the eyelet . Str ip the insulation from the cable fora length of (9.5 mm) and solder on the nipple.Connect the green cable into the connector tube located onthe fuse connector harness (Jaguar Part number C.23524).Connect the eyelet on the connector harness to the vacantterffiinal on the switch. See circui t diagram Fig. l .Refi t the switch to the side facia panel.Clip the fuse holder into the spring clip previously f i t ted.Reconnect the battery and tes t the circui t by operation .Refi t the under-scuttle casing (Mark 2 models only).

Overdrive Transmission Models (Mark 2 Models)Secure the chromium plated clip to the back face of theside f acia panel below the revolution counter.Care must be taken when dri l l ing the hole for the screw to

ensure tha t the polished face of the panel is not pierced by the dri l lpoint.Djsconnect the yellow cable attached to the switch at theconnector tube located behind the side facia panel above the steeringcolumn and connect to the yellow cable with the single connector contained in the fuse connector harness (Jaguar Part number C.23523).Connect the yellow cable, with white ident, to the vacantsingle connector tube on the main harness. See circui t diagram Fig.2.Refit the switch to the side facia panel.Clip the fuse holder into the spring clip previously f i t ted.Reconnect the battery and test the ci rcui t by operation.Refi t the under- scutt le casing.

Overdrive Transmission Models (3.4/3.8 'S ' Models)Secure the chromium plated clip t.o the back face of the

/cant ' d . . . . .


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Service Bulletin P.31 continued sheet 2 ( of 2

side facia panel below the brake warning l ight unit .Care must be taken when dri l l ing the hole for the screwto ensure tha t the polished face of the panel i s not pie rced by thedr i l l point.Disconnect the yellow cable attached to the switch at tconnector tube located behind the side facia panel above the steericolumn and connect to the yellow cable with the single connector cotained in the fuse connector harness (Jaguar Part number C.23523).Connect the yellow cable, with white ident, to the vacasingle connector tube on the main harness. See ci rcui t diagram FigRefit the switch to the side facia panel.Clip the fuse holder into the spring clip previously f iReconnect t he bat tery and t e s t the circuit by operation


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JAGUAR SERVICE BULLETINNumber P.33.Section Electrical and InstrumSheet 1 ( of 1Date October, 1964.

SHORTING OF IGNITION WARNING LIGHT ORFUEL GAUGE WARNING LIGHT CIRCUIT.

Models affected.2.;4 l i t re3.4 l i t r e3.8 l i t reMark 10'E ' Type3.4/3 .8 'S

Mark 2Mark 2Mark 2

modelsIsolated instances of an electr ical short ci rcui t i n thewiring ins tal lat ion have occurred on the above models.The se have been t r aced to (1) faulty i nsulation in theignition wa rning l igh t un it or (2) on the f uel gauge warning l igh(The l a s t item is not app l icabLe t o those cars f i t ted with dual ftanks).Distr ibutors and Deal ers are requested to check a l l carsrectify as necessary during the f i r s t available service period as

follows:-1. Disconnect the battery.2. Remove the under scut t le casing (steering wheel side) if3. Withdraw the ignition warriing l ight uni t and fuel gauge w

l ight unit (when applicable) from the back of the speedomand remove the bulb from the holder.4. Slide back the ident sleeve and the insulating cover.5. Push the centre cable upwards t h r o t ~ h the bulb holder toexpose the terminal . Slide the spring away and check thabare wires are visible between the contact terminal and cinsulation. Insulate any bare wires exposed with uLASSOP.V.C adhesive tape. Extend the tape over the cable insuto prevent any further movement.

/cont 'd . .


54/79


6. Refi t the bulb unit(s) and under scutt le casing and reconnectthe bat tery. Care must be taken when refi t t ing the bulb uni tto ensure that a l l the prongs enter the sleeve on the speed-ometer correctly.NOTE: Later models wil l have the contact terminal crimped(not soldered) and no action is necessary. This crimpingis visible when the bulb i s removed from the unit .

130721


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JAGUAR SERVICE BULLETINNumber P.38.Section Electr ical and InstrumSheet 1 ( of 1 )Date April , 1965.

BATTERY TRAY DRAIN TUBE.Models affec ted.Mark 2 Models3.4/3.8 'S ' Model s .

I t has been found that the drain tube from the batterytray can become displaced so that the end of the tube i s adjacentone of the brake pipes. To obviate th is possibil i ty the drain tubhave now been lengthened and th is should be carried out in servicethe end of drain tube is found to be above the brake pipe.

ACCESS TO STARTER MJTOR.(4.2 Mark 10 Model)

In Service Bulle t in P.35 under the removal of the Mark 1starter motor, ment ion i s made of an access panel in t he right-hanside of the gearbox tunnel.

This panel i s now being deleted and therefore the setscrsecuring the starter motor will only be accessible from underneathcar .

The best method of removing t he setscrews i s to use asocket spanner with extensions of approximately 30., (76 ems) in leand enter the spanner from behind the transmission uni t . A secondoperator wil l be needed to guide the socket spanne r on to the setsfrom inside the engine compartment.

Amendment to Service Bullet in No. P.34.Page 2 l a s t l ine : -

Delete the words "brown/purple" and inse r t "black".


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JAGUAR SE'RVICE BULLETINNumber P .39 .Section Elect r ica l and InstrlllJ

WINDSCREEN WIPERS.

Sheet 1 ( of 1 )Date April, 1965.

Following servJce complaints of unsatisfactory windscrewiper operation, investigations have shown tha t in the majority ocases an incorrect sett ing procedure i s being adopted with the retha t the wiped area i s unequal and the self-parking feature rendeinoperative.

below.12.

3 .

4.

5.6.

The correct method of f i t t ing and set t ing is as detaile

Switch on the igni t ion.Switch on the windscreen wipers to "SLCW'' speed and notarc of rotat ion of the wiper wheelbox spindle.Switch off the i gni t ion when the spindle r eaches the l ehand l imit of t ravel .F it the wiper arms to the spindles in the approximate lhand position and switch on the ignit ion. Adjus t theposition of the arms to give equal movement ei ther sidethe arc centre l ine.Lif t the spring locking catch before withdrawing the armfrom the s pindl es .Switch off the wiper switch .Adjust the parki ng position of the arms by turning theknurled adjuster knob or nut as detailed in the appropJaguar Service Manual - Section P Electrical and InstruOn 2.4, 3.'1-, 3.8 Mark 2 models and 3.4/3.8 'S ' models tthe adjuste r :

Clockwise to lowe r the arm (Right-hand drive cars )Anti-clockwi se to lower the arm (Left-hand drive cOn all Mark 10 and 'E ' Type models reverse the aboveprocedure.


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JAGUAR SERVICE BULLETINNumber P .40 .Section Electr ical & Ins trumen

Sheet 1 ( of 1 )Date June, 1965.

DTSTR_I_B_!,ITORS - IN1RODUCTION OF WATERPROOF COVER.Models affected.2 .4 l i t re Mark 23.4 l i t re Mark 23.8 1 itn Mark 23.4 'S ' Type3.8 'S ' Type4.2 'E ' Type

Commencing engine num

4.2 Mark 10 (Overdrive Transmiss ion)

BJ .4484KJ. 6898LE.20477B.36157B.556457.245970.50740

Commencing a t the above engine numbers distribu tors arf i t ted with_a_waterr-rcof cover which is retained in position by thedistr ibutor cap.

Although the Jaguar part nwnber and Lucas service numbare changed because of this modification the distr ibutor data and tfigures quoted in the var ious se rvice manuals for the previous typedistr ibutors are also applicable to the new distributors quoted beloJaguar Part. No.C.25329C.25330C.25331

C.25332

C.:LS285

Lucas Service No. Model.41061/A 2.4 l i t re Mark 2 - 7:1 comp.41062/A 2.4 l i t re Mark 2- 8:1 comp.41063/A 3.4/3.8 Mark 2 and 'S ' Type -or 8:1 comp . rat i41064/A 3.4/3.8 M


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attached to the rotor arm which throws out a t an engine speed of5400 r.p.m (2,700 dis t r i tu tor r.p.m) to earth out the H.T., circui t .

I f replacement of the rotor on an automatic transmissionmodel becomes necessary only the speed l imi ter type (Part numberC.25328) must be f i t ted.

Spares Bullet in Q.113 refers .

SPEED LIMITER


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JAGUAR SERVICE BULLETINNumber P .41

REAR LAMP CIRCUITS.(German Market Only)

Section Electrical & InstrumenSheet 1 ( of 1 )Date September, 1965.

Models affec ted. Commencing chassis numbers .

3.4 'S ' Type3.8 'S ' Type4.2 'E ' Type Fixed head coupe4.2 'E ' Type Open 2 seater4.2 Mark 10

L.H. Drive.1B.256331B.782041.313001.112071D. 75690

To conform to GERMAN t ra f f ic regulation on a l l carsexpor ted to Germany, commencing a t the above chassis numbers , alllamps controlled by t he ta i l lamp c ircui t wil l NOT be fused.The wiring diagrams in the respec t ive service manualsand Owner's Handbooks will continue to show the circuits fused. Thshould be noted i f checking for faul ts in the rear lamps.The fuse label attached to the ins trumen t pane l will acontinue to show the circui ts fused.

TRAFFIC HAZARD WARNING DEVICE.(U.S.A., Market Only)

In order to comply with new t ra f f ic regulations forthe Sta te of New York, u.s.A., a l l cars exported to the U.S.A andcars sold for subsequent shipment to the U.S.A., af te r September l s1965 will have a t raffic hazard warning device f i t ted as standardequipment.The system operates in conjunction with the fourflashing turn indicator lamps f i t ted to the car and the operat ion oa t oggle switch on a sub-panel will cause the four turn indicato rlamps to flash s imultaneously.A red warning lamp is incorporated in the circui t toindicate tha t the hazard warning system is in operat ion. A 25 ampin-line fuse (14 amp American rating) is incorporated in the subpanel circui t .

/cont'd ........


60/79


The flas her unit i s located behind the instrumen t subpanel and is of t he plug-in-type . The uni t is simila r in appea ranceto the one used f or the f la shing turn indic ators but has a diffe r enti nterna l ci rcui t .A co r rec t replacement uni t must be f i t te d in t he eventof fai lure .The pi lot l amp bulb i s accessib le af te r removing t hechrome bezel and detaching t he bulb holder .Bulb - 12 Volt 2. 2 watts (Lucas No. 987).

FEED

"

See i l lustration f or c ircuit diagram.

I HAzARD FLAsHER UNIT- - -- --;I INSENSITIVE TO LOAD VARIAT ION IluNEFUsE II

HAZARDI HAZARD PILOT LAMP

IIISWITCH_";et-=--+='"+=

GRGW

___

IGNITIONSWITCH

DIRECTIONINDICATORSWITCHG

R.H .REARFLASHERLAMP

BG

GW

GBLACKGREENGREEN\ !lEOGREEN \ WH ITE

GW

I LGNj LGP/ Nrw

GwR.H.FRONTFLASHERLAMP

LIGHT GREEN\ B ROWNLIGHT GPEEN \ PURPLEBROWN .. -HITE


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- - - - - -- - - -- - - - - - - - - - - --


SheetDate

JAGUAR AIR CONDITIONING EQUIPMENT(All Models)

P.42.Electr ical & Instrumen1 ( of 1 )September , 1965 .

To overcome the danger of the a ir conditioning equipment"icing up" before delivery to the c ustomer due to the "ON-OFF" toggswitch being inadvertently l ef t in the "ON" position a ll cars soequipped will , in future, leave the works with the system inoperat i

To bring the system into operation it will be necessary tcomp lete the electrica l ci rcui t by connecting the compressor clutchcable to the feed cable connec tor wh i ch is clipped to the radiatorheader tank front mounting bracket.The Distributor and Dealer from whom the car is obtainedinstructed to carry out t his service before releasing the car.


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JAGUAR SERVICE BULLETINNumber P.43Section Electrical & Ins t rtunenSheet 1 (of 1)Date Novembe r , 1965

HEADLAMP BEAM SETTINGI t is now recommended that the headlamp aligmnent i schecked as a "Routine Maintenance Servicet' at the followingmileage inte rvals : -Models affected2.4 Ma rk 23 . 4 Mark 23 .8 Mark 23. 4 ' S ' Type3.8 'S ' Type4 .2 'E ' Type4 .2 Mark 10

M leage in te rval10,00010,00010,00012,00012,00012,00012,000

This service recommenda t i on wi l l be included in futurehandbook and service voucher book reprints .The headlamp alignment should al so be checked whenrenewing neadlamp bulbs or light units.


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JAGUAR SERVICE BULLETINNumber P.44Section Electr ical & InstrwnentSheet 1 (of 1)Date November, 1965

TRANSISTORISED ELECTRIC CLOCKSFollowing complaints received concerning faul tyt ransis torised electr ic clockSinvestigation has shown

tha t in the majority of cases the fau l t i s due to theclock not being res tar ted manually when the battery hasbeen reconnected after work on the car .This resul ts in the gold-plated coat


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JAGUAR SERVICE BULLETINNumber P.45Section Electr eal and InstrumSheet 1 (of 1)Date April, 1966

DIRECTION INDICATOR SWITCH(See also Service Bul le t in 1.24)

Models affected Commenc .i.ng chassi s number4.2 Mark 103.4 'S ' t.ypc3.8 'S ' type2 .4 l i t r e Mark 23.4 l i t re Mark 23.8 l i t r e Mark 2

R.H. Drive1D.Sl 9551B.568721B. 609211 9581170091234715

L.H. Driv1D. 76088lB . 7890918.2578812791 2180310224271

Cars with the above chass is munbers and onwards are f i t ted with animproved type directi.on indicator switch.

The switch t r ip mechanism operate s through a freely rotated castelnylon s t r iker ring which i s in d irec t contac t wi th the s tr iker attachethe inner column.Removal cf the switch necess i tates re-adjustment of the upper s teecolumn top bearing when refi t t ing, as detai led below:-

RemovalRemove the s teer ing wheel as detailed in the appropri ate ServiceManual - Sec t ion I - Steering.Disconnect the universal (pot) joint and withdraw the inner columnNote: I t i s not necessary to remove the outer column.Disconnect the cables from the switch connector.for reference when ref i t t ing. Note cable colo

Release the locknut, withdraw both securing screws from the switchdetach the clamp. Collect the distance pi.ece from the upper screw anthe two lockwashers .Withdraw the switch from the outer column.

/cont 'd


65/79


Refit t ing and AdjustingPass the two f ixing screws through the switch clamp, attach thespring washer and locknut to the bottom screw and the distance pieceand washer co the upper screw.Feed the two screws through the column brackets and attach theindicator switch.Tighten the upper screw ful ly .Rotate the nylon str iker ring unti l the s t r iker web i s locatedcentrally between the switch t r ip levers.Refit the inner column, ensuring that the s t r iker tongue is locatedin the top r ight castel lat ion of the str iker ring.Temporarily s t e e r i r ~ wheel ( i f removed).Attach a spring balance to the steering wheel rim and t ighten t hebot tom switch securing screw unti l the wheel wi ll jus t turn with a pul lof 5 ozs. (141.7 grammes) regi stered on the balance (see i l lustrat ion).Turn the locknut towards the S ' V i t ~ h carri er bracket and lock thescrew.Two thicknesses of distance piece ar e available to compensate forany variation in the bore of the column.

Grade 'A ' .188" (4.7 mm.) {Part No. C.26023/ l )Grade 1 1\1 .160" (4 .06 rrm.) (Part No. C26023/2)Reconnect the switch connector cables.Position the road wheels in the s t raight ahead position, central isethe steering column and reconnect the universal (pot) jo in t as detailedin the appropriate Service Manual - Section I - Steering.Complete re f i t t ing of steering wheel and nacelle covers.


66/79



67/79


JAGUAR

Models affected2.4 l i t re Ma rk 23.4 l i t r e Mark 23 .8 l i t re Mark 2

SERVICE BULLETIN .

Number P.46Section Electrical and InstrumSheet 1 ( of 1 )Date April, 1966

Il\:TRODUCTION OF LUCAS 9H HORNSCommencing chassi s numberR.H.D.

119432169762234499L.H.D.127886180276224234

Commencing a t the above chass.is numbers Lucas 9H horns are f i t ted,replacing the Lucas 618U horns .These horns may be f i t ted as replacements to earl i er Mark 2 car sin pairs onJy.The f ixing brackets (10209) will be supplied separat(rry wi th the hC.22255 (Low Note) and C. 22254 (H igh No t e) and when f i t t ing replacemenhorns it is essent ia l t l l < ~ t he followi.ng procedure be carried out .(1) Fit the lockwashers in their correct order, one on each s idethe mounting bracket centre f ixing .(2 ) Ensure af ter posit..ioning the horn, that the 5/16" centre fix ibolt i s secure but not over - t ightened . Over-tightening of t

bolt wil l damage the horn.(3) Ensure tha t when a centre fixing holt or washers other than tsuppl ied i s used, the bolt i s not screwed into Lhe horn to agreater t han 11 / 16" (1 7. 5 rnrr.)

AdjustmentI f r equired , af te r a l engthy period of r v c e , Edjustmcnts may bemade by mea ns or a sma l l serr ated screw in the rear cover .Turning the screw will only tnke up \Vear i n the moving parts and w

not al ter t he tone.Connect an 0-25 moving coi l amneter i n ser ies with t he horn supplyf eed . The amme t er s hould be protected from overload by connecting anOf\-GFF switch in parallel w.ith i t s terminal s . Keep t his switch on exwhile t aking readings , t hat is when the horn is sounding .

/cont 'd


68/79


Turn the adjustment screw anti-clockWise unt i l the horn jus t fa i l sto sound.Turn the screw clockwise unt i l the horn operates within thespecified current l imi ts of 6 . 8 - 7.0 amperes.Spares Bulletin Q.124 re fe rs .


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JAGUAR SERVICE BULLETINNumberSection P.49Electr ical and Ins tru

Sheet 1 (of 1)Date April, 1966

HEATED BACK LIGHTSIncorporation of Control Switch in Electr ical Circui t

Models affected Corrmencing chassis nwnbersR.H.D. L.H.D.2.3 Litre !\'!ark 2 119902 1279983.4 Litre Mark 2 170565 1803983.8 Litre Mark 2 235046 2244173.8 'S ' Model 18.57175 18.792313.4 'S ' Model 1B.6438 1B. 258504.2 Mark 10 1D.52838 10.764254.2 'E ' Type ) ,E.21223 1.32609

Cotmlencing aLEhe above chass i s nwnbers the Heated Backlight has acontrol switch, warning l ight and relay wi th resistance included inthe electr ical circui t .Th e warning l ight , operating t hrough the resistance, i s dimmed whenthe side l ights arc switched on.The ci rcui t remains ignit ion contro l led and there is no c:hc:nge inthe fuse rat ing, fuse location and the current consumfJt..i on.The control switch is mounted on the side facia panel adjacent tothe brake fluid warning ligh t , the r elay being located on the backface of the panel above the switch terminals.It should be noted tha t t he warning l ight i s only intended as anindication that the ci rcui t i s switched "ON".I f the warning l igh t does not glow when the heated window i s switche

''ON" check the bulb filament before proceeding fur the r .


70/79


RSI DE LAIY1P FUSE GREEN

BW I D ~ N T BW

GREEN.....--IDENT BW BW

RELAYINCORPJRATJNGL------.!;r----'RESISTANCE R N II

WARNINGLIGHT

HEATED REAR WINDOW

13502]


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JAGUAR I SERVICE BULLETINNumber P.SOSection Electr ical and Ins"'ru

Page 1 of 1Date S ep ternber, 1966

T ~ ~ S I S T O R I S E D ELECTRIC CLOCKS

Despite the is sue of Service Bulletin P.44 in November, 1965,it i s apparent that the importance of the inst ructions contained thereinare not r ece iving the attention they warrant.

Abundant. evidence is availab le that most of the trouble experiencedwith the transistorised elcctr c clock can be traced to the fact thatthey are not being started IMMEDIATELY THE BATTERY IS RECONNECTED.

I t cannot be too strongly emphasized that FAILURE TO ENSURE THAT THCLOCK IS \ \ O R K I ~ />S SOON AS THE BAT'ffiRY IS CONNECTED WILL INEVITABLY RESUIN IRREPARABLE DAMAGE TO THE TIMEPIECE.

A ll Di s tributors and Dealers are requested to i ss ue i ns t ructions toService per sonnel that t hi s sma l l but MOST IMPORTANT op erat i on shall becarried out WHENEVER THE ELECTRICAL SUPPLY IS RECONNECTED A F r H ~ ANY PERIOOF ISOLATION FROM THE BATTERY.


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JAGUAR SERVICE BULLETINNumber P .5 1Section Elec t r i ca l and I ns trumen

Page 1 of 1Date December, 1966

IGNlTION SWITCH - AIR COl\DITIO:--JED CARSI soloted instances have occurred of igni t ion swi_ tch fai1twe on carsf i t ted wi t h an Air Conditioning System.Thi s hns been traced to nn excess ive load being i.mpo sed on the twoe vaporato r f an motors when operating unctcr certain adverse cond.itions

conduc i ve to icing up, resulting in an ove rload on the .ignition switchc ont ac ts and subsectuent breakdown.To preven t th i s faul t recur r .ing , a Lucas 9 RA Relay (Part No. C .1 !::l085)has been i ntroduced into the Ai r Cond it i oning ' I c c t lea circu .i t 011 currentproduct ion cars , the r-evised c ir cui t heing as ill us t r at ed.I f complaints are receive d of igni t ion switch fai lu re , i t i s recommendetha t the re l ay i s f i t ted in a convenient posi t ion and the c i r cuit modil'ied.The main output t erminal (A) should have a 35 amp termina l f i t ted to connec tto the a l ternator.

9RAREL.AYlczlclw,ha l

A

0

L_________________ __ _ r L _ ~ ~ - - - - - -J6Q6A - To alternator main output t e rminnl (Cable to carry 30 amper es )B To a ir conditioning l ine fu se (Ca ble to carry 30 amperes )C In l ine fuseD Ignition fuse ( ~ o . 3)


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JAGUAR ,. SERVICE BULLETINNumber P.52Section Elect r ea l and Instrtu

Page 1 of 1Date December, 1966

BRAKE FLUID WARNING LIGHT UNIT INSULATIONModels affected Commencing chass is numbersR.H.D. L.H.D.2.-1 Lit re Mark 2 11 991 3 1279983 .4 .L i t re Mark 2 170583 1803983 .8 Lit re Mark 2 235054 2244163 .4 Li t re 'S' Model 1B.6440 18.258563 .8 Lit re 'S Model 1B.57204 1B. 793554 .2 Mark 10 1D. 52857 1D. 76-1364.2 'E' Type (o,cn SQor ts ) 1E. 1 181 1E.1 26384 .2 'E ' Type Fixed Head Coupe 1E. 2l!J.35 1E.326674 ') w ' E' Type 2+2 1B.S0008 1E. 75075

Commencing a t the above chass is numbers a ru]?bcr sleeve (Part ~ o . C .2607) i s f i t tcd over t.he B akc Fluid Warning l igh t uni t terminals .This modif icat ion p r ~ v e n the po s s ib i i ty of n shor t c i r cu i t with othf i tments which may be adjnce nt. The s l e eve may, if desired, be f i t ted t oc ars p r io r to those given above , as follows :Disconnect the White an d Red/Green cahles connected to the warning l i guni t , a t the snap connectors in the main harness located behind the side

fac ia panel .Feed the cables through and s l ide the sleeve dovv11 wtt_i 1 it covers the

warning l i gh t terminals .Reconnect the cables a t the snap connectors .Spares Bulle t in Q.132 r e fe r s .


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JAGUAR SERVICE BULLETINNumber P.53Section Elec t !' lea l and In s t rume

Page 1 or 1Date December, 1966

TRAFFIC HAZARD WARNING SWITCH PA\lEL(F i t ted for U.S.A. Market only)

T ~ o l a t c d t n n c r ~ : - ' h ave occurred on cars f i t ted \vith t he t r a f f i.ehazard warning system \Vherc a sho r t c .i rcui t has developed wh e n rc - i nse r t l ngthe f lasher uni t af te r r emoval from the switch panel.

Inves t igation has s hown Lhat th is is due to the cable terminal s inthe :;ocket being force d in to contact with the enr thed hack fa ce of the partelby the blades 0! ' the f lasher Lmit .An in su la tor i s now i r t . . ~ . ; in te r posed be tween the contac ts ho using a ndthe me ta l pane l to e l imjnate the pos s i b i l i ty of short c i r cu i t .If a f lasher uni l i s removed from the panel , the cable terminals shou

be checked for excess ive move ment when push ing t he Flasher uni t .into pos i t i onI f such movement .Ls present , t he insuL1 t o r should be f i t t ed and r e t a i ned onthe panel hy applying a qual i ty adhesi.ve t o th e face of the inc:ulator.The insu la o r l s avai lable from Jaguar Spnres Di vis ion to Par t No .11427 .It wil l IJe appreciated t h a t wli i l s t t hi s equi pment i s f i t t ed only toc ar s in tended for expor t to l .S .A . , and Di s t r !Jutor or Deale r may be ca l l ed

UJ,On to r ep! ac e the f l a ~ h e r uni t and may , thererore , f ind it necessary toappl:. the allove ins tn1ct ions .


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JAGUAR SERVICE BULLETINNumber P.S4Section Elec t r ical and Ins trumSheet 1 of 1Date March, 1967

TRAFFIC HAZARD WARNII\G CONTROL PANELThe f use rating for the t raff ic hazard warning control has nowbeen increased to 35 amperes (English rating) (20 amperes S.A.E.ra t ing) . The previous ra t i ng was 25 amperes (English) (14 amperesS .A.E.).Replacement fuses should be to the new value.The fuse i s located in a plast ic holder behind the control pan


76/79


JAGUAR SERVICE BULLETINNumber P .SSSection Elec tr ical and InstrumSheet 1 of 1Date March, 1967

INSTRUMEl\'T GA\..CE TEST EQUI fMENrIn order to faci l i ta te the testing of the electrical gauges and indicatorfi t ted to Jaguar cars , Messrs. SNrrTHS Motor Accessories have now produced acompact t e s t unit which wil l quickly de termine whether the fau l t i s in theindicator transmitte r or bi-me tal vol tage s tabi l i ser .Previ ously, t he only easy way of t rac ing a faul ty unit has been bysubsti tution.Apa r t from trac ing the faul t easi ly, it wil l be appreciated tha t ti.me wilbe saved, thereby reducing l abour costs, and will aleo avoid component s ingood working order being unnecessari ly returned for replacement.The unit" i s known as the , Aut omat ic Electr ica l Testing Instrument", and iavailable a t reasonable cost from the Manuf acturers, SMITHS MOTOR ACCESSORIES,OXGATE LANE, CRICKLEWOOD, L O ~ D O N , N.W.2., under Part No . SR/0.366.Full working instruct ions are .included wi th each instrument.


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JAGUAR SERVICE BULLETINNumber 0 . 7.Section Heating & Windscreen

Washing Equipment.Sheet .1 ( of 1 )Date April, 1965.

INTRODUCTION OF THE LUCAS 5SJ SCREEN JET WINDSCREEN WASHER.Models affected. Commencing chassis numbers.

2.43 .43 .83 .43 .84.24.24.2

l i t r e Mark 2l i t r e Mark 2l i t re Mark 2'S''S 'Mark 10'E' Type Open 2-seater'E' Type Fixed head coupe

R.H. Drive.1188781689572339191B36051B539501050548111651E20371

L.H. Drive.1277601801372240861B255151B7761310753741107541E30825

On cars with the above c h a s ~ i s numbers and onwards Lucas SSwindscreen washer units are f i t ted , replacing the Lucas 2SJ unitpreviously f i t ted to a l l models.The model 5SJ screen je t i s an electr ical ly operated unitcomprising a small permanent-fl)agnet motor driving a centrifugal pumpthrough a 3-piece Oldham type coupling.The water container i s moulded in high density polythene.The motor uni t is controlled by the switch on the instrumepanel as on the previous model, but, as no reservoir i s incorpor2ted

in the design of the uni t the operation i s NOT automatic and the moti s energised only as long as the switch lever i s held in the raisedposition.The unit will fa i l to operate i f the water level i s alloweto fa l l below the pump unit ; refi l l ing with clean water to the bottomof the f i l l e r neck wil l restore operation.The container capacity i s approxJmately 2 pints ( 1 l i t r e ) .Lucas "Crystal Clear" screenjet f luid may be added to helpdissolve greasy smears and to remove in

3.8 l mk2 electrical service

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