Michigan SOS Brakes Mechanic Certification Practice Test| answered 100% correctly| Latest 2026

Michigan SOS Brakes Mechanic Certification Practice Test| answered 100% correctly| Latest 2026 Warped brake rotors A likely cause of the brake pedal slowly going to the floor when normal braking pressure is applied. Contaminated brake fluid A possible reason for the brake pedal slowly going to the floor under normal braking pressure. Internal leak in the master cylinder A common cause for the brake pedal going to the floor when normal braking pressure is applied. Faulty brake booster A potential issue that could cause the brake pedal to slowly go to the floor during a road test. Vacuum power brake booster test To test it, disconnect the vacuum hose and observe engine idle. Brake pedal pumping test 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 Apply the parking brake and start the engine as part of the vacuum power brake booster test. Vacuum check at the booster Check for vacuum at the booster with a gauge to test the vacuum power brake booster. Depressurizing an ABS system The proper way includes opening the bleeder valves. Disconnecting the ABS fuse A method to depressurize an ABS system. Pumping the brake pedal