1|Page
Michigan SOS Brakes Mechanic
Certification Practice Test | Premium
Solutions | Guaranteed Pass | New
Warped brake rotors - Correct Answer✔✔-A likely cause of the brake
pedal slowly going to the floor when normal braking pressure is
applied.
Contaminated brake fluid - Correct Answer✔✔-A possible reason for
the brake pedal slowly going to the floor under normal braking
pressure.
Internal leak in the master cylinder - Correct Answer✔✔-A common
cause for the brake pedal going to the floor when normal braking
pressure is applied.
Faulty brake booster - Correct Answer✔✔-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 Answer✔✔-To test it,
disconnect the vacuum hose and observe engine idle.
Brake pedal pumping test - Correct Answer✔✔-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 Answer✔✔-Apply the parking
brake and start the engine as part of the vacuum power brake booster
test.
Vacuum check at the booster - Correct Answer✔✔-Check for vacuum
at the booster with a gauge to test the vacuum power brake booster.
, 2|Page
Depressurizing an ABS system - Correct Answer✔✔-The proper way
includes opening the bleeder valves.
Disconnecting the ABS fuse - Correct Answer✔✔-A method to
depressurize an ABS system.
Pumping the brake pedal - Correct Answer✔✔-Pump the brake pedal
at least 25 times with the ignition off to depressurize an ABS system.
ABS self-diagnostic test - Correct Answer✔✔-Running this test is
one way to depressurize an ABS system.
Dragging rear brakes - Correct Answer✔✔-The most likely cause
after new linings installed and drums machined is a stuck parking
brake cable.
Warped drums - Correct Answer✔✔-A possible reason for rear
brakes dragging after new linings are installed.
Improperly adjusted brake shoes - Correct Answer✔✔-A likely cause
of rear brakes dragging after new linings and machined drums.
Leaking wheel cylinder - Correct Answer✔✔-A likely cause for low
brake fluid levels observed during inspection.
Faulty master cylinder - Correct Answer✔✔-Another possible cause
for low brake fluid levels during inspection.
Air in the brake lines - Correct Answer✔✔-A potential reason for low
brake fluid levels observed by a technician.
Warped brake rotors - Correct Answer✔✔-A condition where the
brake rotors are not flat, causing uneven braking.
Michigan SOS Brakes Mechanic
Certification Practice Test | Premium
Solutions | Guaranteed Pass | New
Warped brake rotors - Correct Answer✔✔-A likely cause of the brake
pedal slowly going to the floor when normal braking pressure is
applied.
Contaminated brake fluid - Correct Answer✔✔-A possible reason for
the brake pedal slowly going to the floor under normal braking
pressure.
Internal leak in the master cylinder - Correct Answer✔✔-A common
cause for the brake pedal going to the floor when normal braking
pressure is applied.
Faulty brake booster - Correct Answer✔✔-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 Answer✔✔-To test it,
disconnect the vacuum hose and observe engine idle.
Brake pedal pumping test - Correct Answer✔✔-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 Answer✔✔-Apply the parking
brake and start the engine as part of the vacuum power brake booster
test.
Vacuum check at the booster - Correct Answer✔✔-Check for vacuum
at the booster with a gauge to test the vacuum power brake booster.
, 2|Page
Depressurizing an ABS system - Correct Answer✔✔-The proper way
includes opening the bleeder valves.
Disconnecting the ABS fuse - Correct Answer✔✔-A method to
depressurize an ABS system.
Pumping the brake pedal - Correct Answer✔✔-Pump the brake pedal
at least 25 times with the ignition off to depressurize an ABS system.
ABS self-diagnostic test - Correct Answer✔✔-Running this test is
one way to depressurize an ABS system.
Dragging rear brakes - Correct Answer✔✔-The most likely cause
after new linings installed and drums machined is a stuck parking
brake cable.
Warped drums - Correct Answer✔✔-A possible reason for rear
brakes dragging after new linings are installed.
Improperly adjusted brake shoes - Correct Answer✔✔-A likely cause
of rear brakes dragging after new linings and machined drums.
Leaking wheel cylinder - Correct Answer✔✔-A likely cause for low
brake fluid levels observed during inspection.
Faulty master cylinder - Correct Answer✔✔-Another possible cause
for low brake fluid levels during inspection.
Air in the brake lines - Correct Answer✔✔-A potential reason for low
brake fluid levels observed by a technician.
Warped brake rotors - Correct Answer✔✔-A condition where the
brake rotors are not flat, causing uneven braking.
