Chassis 1 Test 3 (wheel bearings & ABS) -conway

the best location to lift a vehicle can be found in the _____.

• service manual

• shop manual

• owners manual

• all of the above

When must safety glasses be worn?

• at the disco

• when there is flying debris

• always in a shop environment

• any time there is a danger of eye injury

Tech A says that a low, soft brake pedal is an indication of a defective power brake booster. Tech B says that there should be at least 2 power assisted brake applications after the engine stops running. Who is correct?

• Tech A

• Tech B

• Both

• Neither

The proper operation of the vacuum brake booster required that the engine be capable of supplying at least _____.

• 15in of vacuum

• 17in of vacuum

• 19in of vacuum

• 21in of vacuum

The purpose of the charcoal filter in the vacuum brake booster is to ______.

• filter air entering the engine

• trap gasoline vapors to keep them from entering the booster

• act as a pressure reducer

• direct the vacuum

An accumulator such as that used on hydraulic brake boosters _______.

• reduces brake pedal noise

• provides higher force being fed back to the drivers foot

• provides a reserve in the event of failure

• works against the engine vacuum

The first step in diagnosing a hydro-boost problem is_____.

• to pressure test the pump

• to test the pump volume

• to tighten the power steering belt

• a thorough visual inspection

A brake pedal feels spongy when depressed. Tech A says that a defective hydraulic brake booster could be the cause. Tech B says that a defective vacuum booster could be the cause. Who is correct?

• Tech A

• Tech B

• Both

• Neither

Which type of ABS system requires the use of 4 wheel speed sensors?

• one channel

• two channel

• three channel

• four channel

Tech A says that some ABS systems use a speed sensor located in the rear axle pinion area. Tech B says that all ABS systems use a wheel speed sensor located at each wheel. Who is correct?

• Tech A

• Tech B

• Both

• Neither