A5 Brakes (ASE Style Questions #8)

Front

Which of the following brake symptoms can be caused by wheel bearing problems? Pedal pulsation, Brake pull, Grabbing, All of the above

Back

All of the above

Front

Which component in the Hydro-Boost system provides power assist if there is a loss of hydraulic pressure to the system? Options: Boost piston, Check valve, Accumulator, Open-center spool valve

Back

Accumulator

Front

A customer complains that the parking brake will not keep his car stationary. The car has four-wheel disc brakes. Technician A says the caliper levers could be out of adjustment. Technician B says the brake shoes could need adjustment. Who is right?

Back

Both A and B

Front

When replacing an integral hub/bearing assembly on a front wheel drive vehicle, all of the following must be EXCEPT:
Brake rotor, Brake caliper, Steering knuckle, Wheel

Back

Steering knuckle

Front

A wheel cylinder has been disassembled and corrosion and light scoring have been found in the bore. Technician A says the bore can be refinished using a small hone lubricated with cutting oil. Technician B says oversize pistons and cup seals can be installed if the hone removes too much material. Who is right?

Back

Neither A nor B

Front

Two technicians are discussing traction control systems. Technician A says that some traction control strategies do not use the brakes to control wheel spin. Technician B says that a fault in the ABS does not affect traction control. Who is right?

Back

Technician A only

Front

When rough machining a brake drum, the depth of cut and spindle feed rate should be:

Back

0.010-0.015-in. at high feed rate

Front

In the test shown above, vacuum should:

Back

Exist on the booster side but not on the engine side

Front

Who is right regarding the brake drum's maximum diameter: Technician A says it indicates the maximum diameter, beyond which the drum should not be used, while Technician B says it indicates the maximum diameter the drum can be machined to?

Back

Technician A only

Front

A vehicle's brake warning system schematic is shown above. All of the following could cause the brake warning light to stay illuminated EXCEPT: A short to ground between C105 and C201, A stuck closed parking brake switch, A leaking wheel cylinder.

Back

An open between C237 and C305