Automotive - QA (09/10/26)

Pistons are usually made from what material?

Aluminum

The function of the master cylinder is to:

Apply hydraulic pressure to the wheel cylinders.

Which is part of a conventional distributor: a rotor, spark plug, voltage regulator or coil?

The rotor.

The function of brake fluid in an automobile is to:

Activate the brakes.

What does a vehicle's brake proportioning valve do?

Reduces the pressure to the rear brakes.

The main bearings in an engine support the:

Crankshaft

In which location is the electric fuel pump found in most cars?

Inside or next to the fuel tank.

Coolant flow through an engine is regulated by the:

Thermostat

A diesel engine is an example of what type of engine?

Compression ignition

A gasoline engine is an example of what type of engine?

Spark ignition

Connecting rods are part of what system?

Engine mechanical

What is the source of heat for a typical automotive heating system?

Engine coolant

The most likely source of oil in an engine cylinder is a:

Leaking ring

If the battery terminals are not cleaned, what would happen first?

The terminal connectors corrode.

What are the two basic types of automobile suspension spring?

Leaf and coil.

What has replaced carburetion on all passenger cars and light trucks?

Fuel injection

Which type of shop would most likely carry a feeler gauge in stock?

An automotive shop.

A vehicle is idling with the air conditioning on. Refrigerant can be added using which service port?

The low-side service port only.

The areas on the side of a piston between the ring grooves are known as ring:

Lands