Advanced Brakes Test

Front

A vehicle exhibits a "spongy" brake pedal. Which of the following is the *most* likely cause? Worn brake pads, A faulty master cylinder, Air in the hydraulic system, A seized caliper piston

Back

Air in the hydraulic system

Front

During an ABS self-test, you hear a clicking or grinding noise. This is:

Back

Normal operation.

Front

A vehicle pulls to one side during braking. Which of the following could be the cause? Unevenly worn brake pads, A restricted brake hose, A faulty proportioning valve, All of the above

Back

All of the above

Front

Which of the following is a function of a brake proportioning valve? Options: To increase hydraulic pressure to the rear brakes., To decrease hydraulic pressure to the rear brakes during heavy braking., To ensure equal braking force at all four wheels., To regulate brake fluid temperature.

Back

To decrease hydraulic pressure to the rear brakes during heavy braking.

Front

What is the purpose of a residual pressure valve in a brake system?

Back

To maintain a small amount of pressure in the lines to prevent air entry.

Front

Technician A says that disc brake rotors should always be replaced in pairs. Technician B says that brake drums should always be replaced in pairs. Who is correct?

Back

Both Technician A and Technician B

Front

Which of the following is a common symptom of a failing brake booster? A low brake pedal, Excessive brake pedal travel, Hard brake pedal, Brake fluid leaks

Back

Hard brake pedal

Front

What is the function of Electronic Stability Control (ESC) in relation to the braking system?

Back

It modulates brake pressure at individual wheels to help maintain vehicle control.

Front

A customer complains of a pulsating brake pedal. What is the most likely cause?

Back

Warped brake rotors

Front

What does the term "brake fade" refer to?

Back

A decrease in braking effectiveness due to overheating.