777 Basic Routine Vehicle Maintenance

What ignites the fuel in a compression ignition engine?

• Spark plug

• Manifold heater

• Low pressure fuel

• Compression of air

Which component in a liquid cooling system requires good air flow for effective operation?

• A radiator

• A thermostat

• A water pump

• A pressure cap

At the end of which stroke, of a four cycle, does the spark plug ignite the air/fuel mixture?

• Power

• Exhaust

• Induction

• Compression

During maintenance on a hybrid vehicle orange cables are visible, what are these cables used for?

• These are high voltage cables.

• These are starter motor cables.

• These connect the auxiliary systems.

• These are used for the ignition system

During routine vehicle maintenance, what might a Technician need to drain from a diesel fuel filter?

• Oil.

• Air.

• Petrol.

• Water.

Which special equipment should be used when fitting a new clutch?

• A 2-legged puller.

• A 3-legged puller.

• A hydraulic press.

• A clutch alignment tool.

What is the purpose of a differential?

• To lower torque to the wheels.

• Transfers the power to the prop shaft.

• Allows drive to change direction at 180°.

• To allow wheels to travel a different speeds

What would indicate that a tyre is under-inflated?

• The tread wearing in the centre.

• The tread wearing in uneven patches.

• The tread wearing on the outer edges.

• The tread wearing on the inner edges.

What is the legal minimum tread depth for a car tyre?

• 2mm across the entire tread around the entire circumference

• 1.6mm across the entire tread around the entire circumference

• 2mm across the central ¾ of the tread around the entire

• 1.6mm across the central ¾ of the tread around the entire circumference

Which component contains a tungsten filament?

• A fuse.

• A relay.

• A head light bulb.

• A light emitting diode(LED)