Brake System Knowledge Quiz

What is the purpose of the antilock functional failure test?

• To ensure service brakes function correctly in the event of an ABS failure

• To check the color of the ABS warning lamp

• To measure the brake fluid viscosity

• To verify the brake pedal height

What is the purpose of the stops with the engine off test?

• To ensure the vehicle can stop without power assist

• To test the battery's ability to maintain brake pressure

• To check the brake fluid level sensor

• To measure the brake line pressure

What is the primary function of the ABS in a vehicle?

• To increase the vehicle's stopping distance

• To pulse the brakes on and off to maintain directional stability

• To lock the wheels during braking

• To reduce the brake fluid consumption

What is the typical component of an ABS used on a rear-wheel-drive vehicle?

• Brake control module

• Hydraulic control modulator

• Master cylinder

• All of the above

What does the amber ABS warning lamp indicate?

• A successful self-test

• A possible problem in the ABS

• The need for brake fluid replacement

• Both A and B

What is the purpose of the Federal Motor Vehicle Safety Standards (FMVSS)?

• To ensure safe braking performance

• To regulate vehicle paint standards

• To standardize vehicle weights

• To mandate the use of specific brake fluid brands

What is the purpose of RPO codes starting with "J" in GM vehicles?

• To indicate the type of brake fluid used

• To specify the brake system's type or rating

• To denote the vehicle's engine power

• To classify the vehicle's suspension rating

What does the Service Parts Identification (RPO) sticker provide information about?

• The vehicle's optional equipment at the time of build

• The vehicle's original paint color

• The vehicle's engine specifications

• The vehicle's tire sizes

What is the role of the brake master cylinder in an ABS?

• To control the brake pedal pulsations

• To distribute oxygen over the membrane surface

• To apply pressure to the wheels

• To activate the brake lights

What is the purpose of the ABS computer reapplying pressure to a wheel?

• To lock the wheel

• To release all brake pressure

• To maintain maximum braking force while preventing lockup

• To increase the vehicle's stopping distance