MICHIGAN STATE BRAKE S

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MICHIGAN STATE BRAKE S

CERTIFICATION EXAM

QUESTIONS AND

ANSWERS/81Q&A

Question : Most 1995 & newer vehicles use which of the

following types of wheels bearings on non-drive wheel?

CORRECT ANSWER : Sealed non-serviceable

Question : to test a vacuum power brake booster in the

vehicle, you should pump the brake pedal at least 4 times, hold the brake pedal depressed, and start the engine. the

brake pedal should:

CORRECT ANSWER : drop slightly and remain firm

Question : You are installing a set of brake shoe linings

that are not the same length. Traditionally, the primary

shoe lining is:

CORRECT ANSWER : Smaller and goes towards the

front of the car.

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Question : A cracked or torn vacuum diaphragm in a

brake power booster would most likely cause:

CORRECT ANSWER : a hard pedal feel requiring very

high pedal effort to stop

Question : A mechanic finds gear lube inside both rear

brake drums on a rear wheel drive vehicle. What is the most likely cause of this problem?

CORRECT ANSWER : A plugged axle

Question : Which of the following incorrect service

procedures will cause brake lock-up?

CORRECT ANSWER : master cylinder push rod

adjusted too long

Question : Which of the following describes the proper

way to depressurized an ABS system?

CORRECT ANSWER : Pump the brake pedal at least 25

times (or more, depending on the manufacturer's recommendation) with the ignition off.

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Question : The rear brakes are dragging after having new

linings installed and the drums machined. the most likely

cause is the:

CORRECT ANSWER : technician use the parking brake

to adjust shoes and the cable is stuck

Question : When turning brake drums:

CORRECT ANSWER : use a dampening strap to reduce

chatter

Question : Which of the following is NOT a necessary

drum brake measurement?

CORRECT ANSWER : run-out

Question : On a 3-channel system, which wheels are on

the same circuit?

CORRECT ANSWER : both rear wheels

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Question : One way to test an ABS wheel speed signal is

to use _____ on your digital multimeter.

CORRECT ANSWER : AC volts

Question : The key input for the ABS control module

comes from the:

CORRECT ANSWER : wheel speed sensors

Question : ABS speed sensor and sensor rings:

CORRECT ANSWER : should not be hammered or

tapped on and should always be replaced as a matched set

Question : Flexible brake hoses should be replaced:

CORRECT ANSWER : when dampness is evident on the

hose

Question : Which of the following should be used to

check for rotor thickness variation:

CORRECT ANSWER : Micrometer