section 10 chapter 22 - dmcpubs.com€¦ · return (srth) coolant temp. input signal m2 coolant...

Section 10 Chapter 22

7-92590NH

24 Valve, 8.3 Liter Engine

Fuel System Troubleshooting And Repair

System Identification

Note: All coding used in the 8.3 Liter and 9 Liter engine manuals are Cummins engine codes. These engine codes have no meaning to New Holland warranty codes and should only be used for procedure

steps.

24 Valve, 8.3 Liter EngineSystem Identification Page a

7-92590NH Section 10 Chapter 22 Issued 8-2001

System Identification

ContentsECM Dataplate .............................................................................................................................................................................1

Engine Views ...............................................................................................................................................................................2Front View .....................................................................................................................................................................2Rear View ......................................................................................................................................................................3Fuel Pump Side View ....................................................................................................................................................4Exhaust Side View ........................................................................................................................................................5

Wiring Diagram ...........................................................................................................................................................................6

24 Valve, 8.3 Liter EnginePage b System Identification


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24 Valve, 8.3 Liter Engine ECM DataplateSystem Identification Page 1


ECM Dataplate

The external electronic control module (ECM) dataplate is locatedon the front of the ECM.

The dataplate contains the ECM part number (P/N), the ECM se-rial number (S/N), the manufacturing date code (D/C), the engineserial number (ESN), and the ECM code.

Engine Views 24 Valve, 8.3 Liter EnginePage 2 System Identification


Engine Views

Front View1. Fan Pulley2. Top Dead Center Mark3. Front Gear Cover4. Vibration Damper5. Engine Oil Pan Drain Plug6. Automatic Belt Tensioner7. Water Inlet8. Water Pump9. Alternator

10. Water Outlet11. Turbocharger Air Outlet12. Turbocharger Air Inlet13. Engine Rocker Housing Oil Fill

24 Valve, 8.3 Liter Engine Engine ViewsSystem Identification Page 3


Rear View1. Rear Engine Lifting Bracket 2. Turbocharger Exhaust Outlet 3. Clutch Mounting Holes 4. Flywheel Housing 5. Flywheel



Fuel Pump Side View1. Engine Air Inlet2. Intake Manifold Pressure Sensor3. Intake Manifold Temperature Sensor 4. M10 (STOR) Fuel Pressure After Lift Pump 5. M10 (STOR) Fuel Pressure Before Lift Pump 6. Magnetic Pickup Location 3/4-16 UNF 7. Fuel Return Connection 8. Fuel Inlet Connection 9. Fuel Lift Pump

10. Starter 11. Engine oil pressure sender12. Fuel filter water separator13. Electronic Control Module (ECM)14. Dipstick Location 15. M10 (STOR) Oil Pressure Port 16. Engine Position Sensor - Inboard (EPS - Inboard)) 17. Engine Speed Sensor - Outboard (ESS - Outboard)18. Engine Dataplate19. High Pressure Fuel Lines 20. CAPS Injection Pump 21. Intake Air Preheater



Exhaust Side View1. 1/2 inch (NPTF) Coolant Taps2. Turbocharger Wastegate Actuator 3. Oil Fill4. Water Outlet5. Front Engine Lifting Bracket 6. Coolant Temperature Sensor 7. Provision for Coolant Heater8. Water Inlet9. Lubricating Oil Cooler

10. Engine Oil Pan Drain Plug11. Lubricating Oil Filter 12. Dipstick Location 13. Water Filter 14. Injector Drain Fuel Outlet



INTAKE MFD. AIR TEMP. INPUT SIGNAL

LIFT PUMP (PRIME PUMP)

BATTERY (-)

Sync CAPS Accu Pressure

Fuel Temp

+5VDC (V SENSOR)INPUT RETURN

12

C

D

A

B

1

2

34

21

A

CB

C

B

D

A

A

C

BA

C

B

A

C

B

A

C

B

BA

BA

A

CB

D

C

AB

D

C

AB

D

AB

C

D

AB

CD

AB

AB

BA

BA

24

1

3

ABC

24

1

3

24

1

33 WAY DEUTSCH3616473 RECEPT.DT04- 3P

PLUGDT06- 4S

ADAPTER TO BESUPPLIED WITH ENGINE

J1939 (+)

J1939 (-)

CAN BATTERY

CAN GROUNDDT04- 4PRECEPT.

4 WAY DEUTSCH

DATA LINK

PLUGDT06- 4S

WT WS

DTM04- 2P DTM06- 2S

ALARM ENABLE

VEHICLE KEY SWITCH INPUT

CAPS MAP SELECT

RETURN

BATTERY (-)

BATTERY (-)

BATTERY (-)

BATTERY (-)

12 OR 24 VDC BATTERY (+)




COOLANT LEVEL +5VDC (VSENSOR)COOLANT LEVEL INPUT RETURN (SRTN)

COOLANT LEVEL HIGH INPUT SIGNAL

COOLANT LEVEL LOW INPUT SIGNAL

M1 INTAKE MFD. AIR TEMP. RETURN (SRTH)

COOLANT TEMP. INPUT SIGNALCOOLANT TEMP. RETURN (SRTN)M2

M2AMBIENT AIR PRESS +5VDC (VSENSOR)

AMBIENT AIR PRESS INPUT SIGNAL

AMBIENT AIR PRESS INPUT RETURN

M3BOOST PRESS +5VDC (VSENSOR)BOOST PRESSURE INPUT SIGNAL

BOOST PRESSURE INPUT RETURN

OIL PRESSURE +5VDC (VSENSOR)

OIL PRESSURE INPUT SIGNALOIL PRESS INPUT RETURN (SRTN)

ENGINE POSITION +5VDC (VSENSOR)

ENGINE POSITION INPUT SIGNALENGINE POSITION INPUT RETURN

M1

M1

ENGINE SPEED +5VDC (VSENSOR)

ENGINE SPEED INPUT SIGNAL

ENGINE SPEED INPUT RETURN

M1

TRANSIENT SUPPRESSOR ASSEMBLY #3942859

CAPS Main Valve Output (+)CAPS Main Valve Return (-)

CAPS Front Pump Sol (-)

CAPS Front Pump Sol (+)CAPS Rear Pump Sol (+)

CAPS Rear Pump Sol (-)

JUMPER PLUGON HARNESS

WT

WT

WS

WS

DEUTSCH

A11

A22A46

A35

A21

A31

A25A15

A6A7

A8

A17A18

A10

A9

A19

A33

A45

A32

A23

A34

A27

A37

A38

A39

A40

A50

A20

A28A29

A30

A36A14

A1

A5

A2

A12

CONNECTOR(A)

50 10

41 1

NOTES:

INDICATES POWER AND SIGNALS

SUPPLIED TO THE ECM◆

✤

✶

◆

◆

◆

◆

◆

◆

◆

NO MARKS INDICATE ECMRETURNS AND GENERIC WIRING

INDICATES DATA LINK

SUPPLIED BY THE ECMINDICATES POWER AND SIGNALS

INDICATES ECM OUTPUTS▲

✶

✶

✶

✶

✶

✶

✶

✤

✤

▲

▲

▲

✶

✶

✶

◆

◆

◆

◆

◆

◆

◆

M1 = METRIPACK CONNECTOR



3 WAY RECEPTACLE

WT = WEATHERPACK TOWER

WS = WEATHERPACK SHROUD

= TWISTED WIRE

= TWISTED SHIELDED WIRES

▼

50 PINECM “A” CONNECTOR



ECM “B” CONNECTOR(IF EQUIPPED)

B12

B47

B29

B30

B19

B26

B25

B6

B38

B24

B43

B17

B21

B44

B7

B13

B14

B34

B37

B35

B36

B1

B2

B3

B4

B5

B11

B48

B33

B27

B23

B28

B49

B50

B8

B18

B39

B16

B45

B46

B10

B9

B20

B40

B41

B43

REMOTE THROTTLE + 5VDC (VSENSOR B)

REMOTE THROTTLE PEDAL POSITION INPUT

REMOTE THROTTLE RETURN (SRTN B)

WATER IN FUEL RETURN

WATER IN FUEL

COLD STARTING AID RELAY 1

COLD STARTING AID RELAY 2

REMOTE THROTTLE ON/OFF INPUT

TSG SWITCH

TORQUE CURVE SELECTION

FAN CLUTCH SWITCH INPUTS

VEHICAL SPEED SENSOR + VSS +

VEHICAL SPEED SENSOR - VSS -

J 1587 (+)

PTO 1

PTO VALIDATAE

VEHICLE PRESSURE

SERVICE BRAKE SWITCH INPUT

CLUTCH SWITCH INPUT

WAIT TO START LAMP

AUXILIARY OUTPUT

ENGINE PROTECTION LAMP

DIAGNOSTIC LAMP

WATER IN FUEL LAMP

STOP LAMP

IDLE AND DIAGNOSTIC DECREMENT INPUT

IDLE AND DIAGNOSTIC INCREMENT INPUT

DIAGNOSTIC ON/OFF INPUT

ALTERNATE IDLE

ANALOG TORQUE VGT

BOOST POWER REQUEST

A/C PRESSURE SWITCH

THROTTLE INTERLOCK INPUT

ENGINE SYNCH SWITCH

SELECTED THROTTLE CONTROL SWITCH

NOT IDLE

IDLE

THROTTLE RETURN

THROTTLE POSITION INPUT SIGNAL

V THROTTLE +5VDC

PTO 2

TACHOMETER OUT (LOGIC LEVEL)B

A

5

3

2

1

ISSACCELERATORASSEMBLY

TACHOMETER

5.0 A

KEY SWITCH

IGNITION

STARTERBATTERYACCESSORY

J 1587 (-)

C

BA

B

A

ABCD

CONNECTOR(B)

NOTES:INDICATES POWER AND SIGNALS

SUPPLIED TO THE ECM◆

✤

✶

NO MARKS INDICATE ECMRETURNS AND GENERIC WIRING

INDICATES DATA LINK

SUPPLIED BY THE ECMINDICATES POWER AND SIGNALS

INDICATES ECM OUTPUTS▲

= TWISTED WIRE

= TWISTED SHIELDED WIRES

▲

▲

▲

▲

▲

▲

▲

▲

▲

▲

◆

◆

◆

◆

◆

◆

◆

◆

◆

◆

◆

◆

◆

◆

◆

◆

◆

◆

✶

✶

✶

✤

✤

4

1 10

41 50TOP

05 PIN

section 10 chapter 22 - dmcpubs.com€¦ · return (srth) coolant temp. input signal m2 coolant...

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