Motor Vehicle Repairs Quiz

The starter motor cranks the engine normally, but the vehicle will not start. What would be the CORRECT test sequence?

• Coil output, injector operation, battery, fuel supply

• Battery, injector operation, coil output, fuel supply

• Battery, voltage drop, coil output, injector operation

• Fuel supply, ignition supply, coil output, injector operation

When a vehicle in your workshop shows a check engine light illuminated on the cluster, what is the correct sequence to identify the fault?

• Check the engine oil, connect a scan tool, start the engine

• Connect a scan tool, check the fuel level, start the engine

• Connect a scan tool, switch on ignition, retrieve codes

• Test the starter motor, connect a scan tool, start the engine

The image below shows a spark plug that has been removed from the Number 4 cylinder. The MOST LIKELY fault in the cylinder is a:

• Leaking injector

• Blocked air filter

• Blocked oil filter

• Leaking thermostat

Overfilling the engine with oil will MOST LIKELY cause:

• Piston crown damage

• Excess carbon dioxide

• A leaking crankshaft seal

• White smoke to come from the exhaust

An engine management system typically controls the:

• Fuel injectors

• Tyre pressure

• Climate control

• Differential ratio

To remove the excess heat from the brake disc rotor, the technician should:

• Install a ventilated rotor

• Install solid rotors

• Install a larger diameter brake line

• Replace DOT 3 brake fluid with DOT 5 brake fluid

What is the function of a brake booster?

• Bleeds the brake system

• Activates the brake lights

• Reduces brake pedal effort

• Provides engine braking

Which braking system contains brake shoes?

• Disc

• Drum

• Hybrid

• Regenerative

When the brakes are applied in a vehicle with a disc/drum system, a vibration comes from the front wheels. Which of the following could be the cause?

• Unequal tire pressure

• Binding caliper slides

• Warped disc rotors

• A frozen/seized caliper piston

When performing a general service on a transmission, which components need to be changed?

• Oil, filter, nuts

• Oil, filter, hoses

• Filter, nuts, hoses

• Oil, filter, nuts, hoses