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Michigan State Brakes Certification Questions With Complete Solutions
Question 1: Most 1995 & newer vehicles use which of the
following types of wheels bearings on non-drive wheel?
CORRECT ANSWER : Sealed non-serviceable
Question 2: 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 3: 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.
Question 4: 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
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Question 5: 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 6: Which of the following incorrect service procedures
will cause brake lock-up?
CORRECT ANSWER : master cylinder push rod adjusted too
long
Question 7: 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.
Question 8: 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
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Question 9: When turning brake drums:
CORRECT ANSWER : use a dampening strap to reduce chatter
Question 10: Which of the following is NOT a necessary drum
brake measurement?
CORRECT ANSWER : run-out
Question 11: On a 3-channel system, which wheels are on the
same circuit?
CORRECT ANSWER : both rear wheels
Question 12: One way to test an ABS wheel speed signal is to
use _____ on your digital multimeter.
CORRECT ANSWER : AC volts
Question 13: The key input for the ABS control module comes
from the:
CORRECT ANSWER : wheel speed sensors
Question 14: ABS speed sensor and sensor rings:
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CORRECT ANSWER : should not be hammered or tapped on
and should always be replaced as a matched set
Question 15: Flexible brake hoses should be replaced:
CORRECT ANSWER : when dampness is evident on the hose
Question 16: Which of the following should be used to check for
rotor thickness variation:
CORRECT ANSWER : Micrometer
Question 17: After rebuilding a master cylinder, the rod between
the master cylinder and booster should be:
CORRECT ANSWER : adjusted properly
Question 18: 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?