Brake Systems Quiz

Which of the following would NOT cause a vehicle to have a very erratic brake pulling concern?

• Excessive tire pressure

• Four-wheel alignment

• Seized caliper piston on the other side

• Steering gear problem

A power assist brake booster push rod that is too short will cause which of the following?

• Excessive brake drag

• Brake system to be inoperative

• Excessive brake pedal travel

• Brake light is illuminated

What component transfers power from the brake pedal to either disc or drum brakes?

• Mechanical Foundation System

• Hydraulic system

• Electronic system

• Brake pads

What component creates the friction required to stop the vehicle?

• Hydraulic system

• Mechanical Foundation System

• Electronic system

• Brake fluid

What does the hydraulic system include?

• Brake pads and shoes

• Brake lines and master cylinder

• Electrical system components

• Brake fluid

A vehicle with 4-wheel disc brakes has a brake squeal. Technician A says a defective proportioning valve could be the cause. Technician B says disc brake squeal is often caused by movement of the disc brake pad during braking. Who is right?

• A only

• B only

• Both A and B

• Neither A nor B

On a car with single piston floating caliper disc brakes, the disc brake pad between the caliper piston and the rotor is badly worn. The other brake pad is slightly worn. Technician A says excessive rotor run out could be the cause. Technician B says insufficient clearance between the pads and caliper slider could be the cause. Who is right?

• A only

• B only

• Both A and B

• Neither A nor B

When performing a vacuum booster function test, you should begin by pumping the brake pedal several times ________.

• with the engine off

• with the engine running

• with the vacuum hoses removed

• while driving the vehicle slowly

On a bearing that has been shock loaded, the race (cup) of the bearing can be dented. What is this type of bearing failure called?

• Spalling

• Brinelling

• Arcing

• Fluting

The component in the figure is involved what procedure?

• Replacing sealed wheel bearing

• Replacing the front strut

• Replacing a ball joint

• Repacking a front wheel bearing