underhood and body inspection chapter 13 page 154

Underhood and Underhood and Body Inspection Body Inspection

Chapter 13Chapter 13

Page 154Page 154

Walk Around the VehicleWalk Around the Vehicle

•Note any scratches, dents, missing items, or any other items that are currently wrong with the car.•This will protect us from later accusations and to note for possible repair.

Check Everything Check Everything CarefullyCarefully

Vehicle InspectionVehicle Inspection

Brake System CheckBrake System Check

•Should not be any pulsation in the pedal•Put light pressure on the pedal (engine off) if the pedal sinks, it indicates an internal leak in the master cylinder•Should be about two inches of reserve pedal at the bottom of the brake travel

•Make sure the car doesn’t pull left or right dip the front or rear – might indicate a brake problem•Should be about an inch of free pedal at the top

Check Fluid LevelCheck Fluid Level

Brake Pads InspectionBrake Pads Inspection

Sometimes you can see the brake rotor and linings through the rim

If you can see the linings try to determine how If you can see the linings try to determine how much disc pad is left. much disc pad is left.

This job is usually done with the vehicle is on the This job is usually done with the vehicle is on the lift for under-car inspection (next chapter)lift for under-car inspection (next chapter)

Steering CheckSteering Check While driving – the steering wheel While driving – the steering wheel

should not have more than one inch of should not have more than one inch of free movement.free movement.

Check for binding or popping sounds Check for binding or popping sounds (still)(still)

No more than 1 inch of free movement

Power Steering Fluid Power Steering Fluid CheckCheck

Check Air FilterCheck Air Filter

Hold it up to the light, if you see light through it- then it’s generally good to use over.

•The cooling system is under pressure and is extremely hot.•Use safety equipment when working with the coolant system.

Coolant System Check

Coolant Level and Coolant Level and ConditionCondition

InspectionInspection

1.1. RadiatorRadiator2.2. Radiator capRadiator cap3.3. HosesHoses4.4. Heater coreHeater core5.5. Engine block and freeze Engine block and freeze

plugsplugs6.6. Water pumpWater pump7.7. ReservoirReservoir8.8. ThermostatThermostat

Inspect entire system Inspect entire system including:including:

Coolant SystemCoolant System

Many Hoses to CheckMany Hoses to Check

Pinch the Hose for Pinch the Hose for Sponginess or HardnessSponginess or Hardness

Check the BeltCheck the Belt

Belt Inspection and Belt Inspection and TensionTension

Belt ConditionBelt Condition

GlazingGlazing

Signs of SlippageSigns of Slippage Fraying & Dry RotFraying & Dry Rot

Cracking

Air Filter CheckAir Filter Check

Air Filter CheckAir Filter Check

Battery VoltageBattery Voltage

Low Battery VoltageWhen charging System is Operating

Battery Static Voltage is 12.6 volts

Electrical System CheckElectrical System Check•Clean corrosion with terminal cleaner or a solution of baking soda and water.

Protect Vehicle & Protect Vehicle & YourselfYourself

Check the BatteryCheck the Battery

Check the following:Check the following: CorrosionCorrosion Hold downsHold downs Loose clampsLoose clamps Cracks in caseCracks in case Wetness on or around battery (could Wetness on or around battery (could

indicate acid)indicate acid) Visual battery eyeVisual battery eye

External LightingExternal Lighting

Check all lightsCheck all lights Head lights, high Head lights, high

and low beamand low beam Running lightsRunning lights Turn signals, key Turn signals, key

onon Brake/stop lightsBrake/stop lights Hazards/emergencyHazards/emergency License plate lightsLicense plate lights

Never touch a halogen Never touch a halogen bulb.bulb.

Headlight Bulb Remove and Headlight Bulb Remove and ReplaceReplace

Wipers and WashersWipers and Washers

Check pg 163-164 for removal and replacing

Wipers and WashersWipers and Washers

Wipers and WashersWipers and Washers

Other Things to CheckOther Things to Check

Seat belts Door hinges and locks

Checking the Driver's Seat Checking the Driver's Seat for Security and Condition.for Security and Condition.

Check Transmission Check Transmission Fluid LevelFluid Level

Check Tire PressureCheck Tire Pressure

Check Shocks and StrutsCheck Shocks and Struts

Check Air Conditioning Check Air Conditioning SystemSystem

Look at the Remainder of Look at the Remainder of Items Under the HoodItems Under the Hood

Items include:Items include: WiringWiring Vacuum linesVacuum lines Motor mountsMotor mounts Hood hinges, latches, and prop rodsHood hinges, latches, and prop rods Fuel filter (leakage)Fuel filter (leakage) Check for leaksCheck for leaks Inner fenders and flaps intactInner fenders and flaps intact

Your Job.Your Job. Complete chapter Questions 1-10 Complete chapter Questions 1-10

(review) and 1-10 (ASE-style). Page (review) and 1-10 (ASE-style). Page 167-168167-168

Write on a separate paper and write out Write on a separate paper and write out the complete question and your answer. the complete question and your answer. ( do not write the other answer options). ( do not write the other answer options).

Complete the chapter worksheet (I will Complete the chapter worksheet (I will give it out). You may write on it. give it out). You may write on it.

File all items in your note book.File all items in your note book. Notebooks will be graded in the future.Notebooks will be graded in the future.