Michigan SOS Brakes Mechanic
Certification Practice Test Exam
QUESTIONS AND ANSWERS 100%
RATED CORRECT WITH 100% SURE
PASS|GRADED A+
Warped brake rotors - CORRECT ANSWERS A likely cause of the brake pedal slowly going to
the floor when normal braking pressure is applied.
Contaminated brake fluid - CORRECT ANSWERS A possible reason for the brake pedal slowly
going to the floor under normal braking pressure.
Internal leak in the master cylinder - CORRECT ANSWERS A common cause for the brake
pedal going to the floor when normal braking pressure is applied.
Faulty brake booster - CORRECT ANSWERS A potential issue that could cause the brake
pedal to slowly go to the floor during a road test.
Vacuum power brake booster test - CORRECT ANSWERS To test it, disconnect the vacuum
hose and observe engine idle.
Brake pedal pumping test - CORRECT ANSWERS Pump the brake pedal at least 4 times, hold
the brake pedal depressed, and start the engine to test the vacuum power brake booster.
Parking brake application - CORRECT ANSWERS Apply the parking brake and start the engine
as part of the vacuum power brake booster test.
, Vacuum check at the booster - CORRECT ANSWERS Check for vacuum at the booster with a
gauge to test the vacuum power brake booster.
Depressurizing an ABS system - CORRECT ANSWERS The proper way includes opening the
bleeder valves.
Disconnecting the ABS fuse - CORRECT ANSWERS A method to depressurize an ABS system.
Pumping the brake pedal - CORRECT ANSWERS Pump the brake pedal at least 25 times with
the ignition off to depressurize an ABS system.
ABS self-diagnostic test - CORRECT ANSWERS Running this test is one way to depressurize an
ABS system.
Dragging rear brakes - CORRECT ANSWERS The most likely cause after new linings installed
and drums machined is a stuck parking brake cable.
Warped drums - CORRECT ANSWERS A possible reason for rear brakes dragging after new
linings are installed.
Improperly adjusted brake shoes - CORRECT ANSWERS A likely cause of rear brakes dragging
after new linings and machined drums.
Leaking wheel cylinder - CORRECT ANSWERS A likely cause for low brake fluid levels
observed during inspection.
Faulty master cylinder - CORRECT ANSWERS Another possible cause for low brake fluid
levels during inspection.
Certification Practice Test Exam
QUESTIONS AND ANSWERS 100%
RATED CORRECT WITH 100% SURE
PASS|GRADED A+
Warped brake rotors - CORRECT ANSWERS A likely cause of the brake pedal slowly going to
the floor when normal braking pressure is applied.
Contaminated brake fluid - CORRECT ANSWERS A possible reason for the brake pedal slowly
going to the floor under normal braking pressure.
Internal leak in the master cylinder - CORRECT ANSWERS A common cause for the brake
pedal going to the floor when normal braking pressure is applied.
Faulty brake booster - CORRECT ANSWERS A potential issue that could cause the brake
pedal to slowly go to the floor during a road test.
Vacuum power brake booster test - CORRECT ANSWERS To test it, disconnect the vacuum
hose and observe engine idle.
Brake pedal pumping test - CORRECT ANSWERS Pump the brake pedal at least 4 times, hold
the brake pedal depressed, and start the engine to test the vacuum power brake booster.
Parking brake application - CORRECT ANSWERS Apply the parking brake and start the engine
as part of the vacuum power brake booster test.
, Vacuum check at the booster - CORRECT ANSWERS Check for vacuum at the booster with a
gauge to test the vacuum power brake booster.
Depressurizing an ABS system - CORRECT ANSWERS The proper way includes opening the
bleeder valves.
Disconnecting the ABS fuse - CORRECT ANSWERS A method to depressurize an ABS system.
Pumping the brake pedal - CORRECT ANSWERS Pump the brake pedal at least 25 times with
the ignition off to depressurize an ABS system.
ABS self-diagnostic test - CORRECT ANSWERS Running this test is one way to depressurize an
ABS system.
Dragging rear brakes - CORRECT ANSWERS The most likely cause after new linings installed
and drums machined is a stuck parking brake cable.
Warped drums - CORRECT ANSWERS A possible reason for rear brakes dragging after new
linings are installed.
Improperly adjusted brake shoes - CORRECT ANSWERS A likely cause of rear brakes dragging
after new linings and machined drums.
Leaking wheel cylinder - CORRECT ANSWERS A likely cause for low brake fluid levels
observed during inspection.
Faulty master cylinder - CORRECT ANSWERS Another possible cause for low brake fluid
levels during inspection.
