ASE A5 BRAKES PRACTICE TEST

There is pulsation in the steering wheel only when brakes are applied. Which of the following is causing this condition?

• an out of round tire .

• Front rotor lateral runout

• A cupped tire.

• warped rear rotors.

which of the following input sensors are used by the traction and stability control systems?

• Yaw rate sensor.

• Steering angle sensor.

• Wheel speed sensor.

• All of the above.

A technician is lubricating rubber brake components while performing a brake job. Technician A says to use a high temperature silicon-based lubricant. Technician B says to use a petroleum-based lubricant. Who is correct?

• Tech A

• Tech B

• Both A and B

• Neither A or B

A technician is testing a vehicle with a vacuum assist brake booster. after pumping the brake pedal several times and starting the engine, the pedal drops toward the floor 1/4 of an inch . which of the following statement is correct?

• This is normal.

• The brake booster is faulty.

• The master cylinder is faulty.

• There is air in the brake system.

The front brake pads on a vehicle with a quick take-up master cylinder need replacement. They were recently replaced. Tech A says this is a low drag brake system. Tech B says the master cylinder quick take-up valve could be sticking.

Who is correct?

• Tech A

• Tech B

• Both A and B

• Neither A or B

After replacing all four rotors and pads on a disk brake system a pulsation is still being felt in the steering wheel when braking. Which of the following is MOST likely causing this vibration?

• A rusty Hub flange

• sticking slide pins

• thickness vibration

• Lateral runout

A vehicle has soft and spongy brake pedal at all times. which of the following is causing this spongy pedal?

• Air in brake lines.

• low manifold vacuum

• The brake booster

• master cylinder cup seals.

A vehicle with a front disc rear drum brake system nosedives while lightly braking. which of the following is causing this condition?

• Worn brake pads.

• Over-adjusted brakes.

• The proportioning valve.

• The metering Valve.

A vehicle has a grinding noise that gets louder and changes in pitch while turning left. Which of the following is causing this noise?

• A cupped left front tire.

• A faulty right front wheel bearing.

• A grabbing left front brake.

• worn left front strut.

A customer states that the TCS Traction Control System's warning light flashes while driving in snow and other poor weather conditions. Tech A says its normal for the warning light to flash the system is active , or vehicle is losing traction. Tech B says these systems require a wheel speed sensor at each wheel. who is correct?

• Tech A

• Tech B

• Both A and B

• Neither A or B