Brake System Quiz

Which of the following is NOT a true statement regarding a hydraulic system?

• Liquids in a confined area will not compress.

• When pressure is applied in a closed system, it is exerted equally in all directions.

• Air in a confined area will not compress.

• A hydraulic system can be used to increase or decrease force or motion.

Which of the following is a desirable characteristic for a brake fluid?

• High freezing point.

• Water tolerance.

• High volatility.

• None of the above.

Blowing dust off a brake assembly shouldn't be done because the dust may contain cancer-causing ____.

• beryllium

• asbestos

• manganese

• asphaltum

Brake system hydraulic parts should be cleaned only with ____.

• brake fluid

• soap and water

• parts cleaner

• gasoline

Linings for drum brakes should be replaced if they are worn to a thickness of ____ in. or less.

• 1/64

• 1/32

• 1/16

• 1/8

The distance from the floor to the pedal with the brake applied is called the ____.

• pedal height

• free play distance

• adjustment range

• reserve distance

The ABS warning light on a vehicle's dash is lighted. Technician A says that this means the system is operational, but should be serviced promptly. Technician B says that it means the ABS is deactivated, but the vehicle will still have normal braking. Who is right?

• A only.

• B only.

• Both A and B.

• Neither A nor B.

Each of the following is a major part of the anti-lock braking system, except:

• Wheel speed sensors.

• System stabilizer.

• Electro-hydraulic modulator.

• Control module.

A longitudinally split brake system uses one master cylinder to operate the brakes on the FRONT of the vehicle and the other cylinder to operate brakes on the REAR.

• True

• False

Equalizing braking action at each wheel is the primary function of the brake system metering valve.

• True

• False