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MICHIGAN STATE BRAKES CERTIFICATION EXAM QUESTIONS AND ANSWERS
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MICHIGAN STATE BRAKES CERTIFICATION EXAM QUESTIONS AND ANSWERS
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MICHIGAN STATE BRAKESCERTIFICATION EXAM QUESTIONS AND
ANSWERS
Most 1995 & newer vehicles use which of the following types of wheels bearings on
non-drive wheel? - Answer-Sealed non-serviceable
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: - Answer-drop slightly and remain firm
You are installing a set of brake shoe linings that are not the same length. Traditionally,
the primary shoe lining is: - Answer-Smaller and goes towards the front of the car.
A cracked or torn vacuum diaphragm in a brake power booster would most likely cause:
- Answer-a hard pedal feel requiring very high pedal effort to stop
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? - Answer-A plugged axle
Which of the following incorrect service procedures will cause brake lock-up? - Answer-
master cylinder push rod adjusted too long
Which of the following describes the proper way to depressurized an ABS system? -
Answer-Pump the brake pedal at least 25 times (or more, depending on the
manufacturer's recommendation) with the ignition off.
The rear brakes are dragging after having new linings installed and the drums
machined. the most likely cause is the: - Answer-technician use the parking brake to
adjust shoes and the cable is stuck
When turning brake drums: - Answer-use a dampening strap to reduce chatter
Which of the following is NOT a necessary drum brake measurement? - Answer-run-out
On a 3-channel system, which wheels are on the same circuit? - Answer-both rear
wheels
One way to test an ABS wheel speed signal is to use _____ on your digital multimeter. -
Answer-AC volts
The key input for the ABS control module comes from the: - Answer-wheel speed
sensors
, ABS speed sensor and sensor rings: - Answer-should not be hammered or tapped on
and should always be replaced as a matched set
Flexible brake hoses should be replaced: - Answer-when dampness is evident on the
hose
Which of the following should be used to check for rotor thickness variation: - Answer-
Micrometer
After rebuilding a master cylinder, the rod between the master cylinder and booster
should be: - Answer-adjusted properly
Upon inspecting brake fluid condition, the technician observes the diaphragm in the
master cylinder cup is swollen. Which of the following is the most likely cause? -
Answer-silicone fluid added to the system
When inspecting brake fluid levels, a technician observes low fluid levels. which of the
following should be done first? - Answer-Inspect disc brake pads for excessive wear
Which of the following is true about most properly functioning anti-lock brake systems? -
Answer-The brakes may lock up at speeds less than 10 miles per hour
Which of the following is true about bleeding brake lines on most ABS equipped
vehicles? - Answer-Most ABS brake lines can be bled like a conventional (non-ABS)
system. However, caution must be taken because of the extreme pressure.
Most anti-lock brake systems require the removal of the pressure modulator fuse when:
- Answer-a "spaced-saver" spare tire is being used and mismatched tires are being
installed
What does a load sensing proportioning valve do? - Answer-It increases the hydraulic
pressure during braking at the rear wheel cylinders when the vehicle is loaded
The brakes of a car squeal each time they are applied, which of the following is the
LEAST likely source of the noise? - Answer-Glazed brake pads
Which of the following is a true statement about proportioning valves? - Answer-They
provide better braking balance during hard stops
A properly functioning load sensing proportioning valve will: - Answer-cause an increase
in the hydraulic pressure during braking at the rear wheel cylinders when the vehicle is
loaded.
Why don't disc brake system usually need adjustment? - Answer-A certain amount of
pressure is maintained by the metering valve
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