SOS brake & braking system exam and correct answers 2026

SOS brake & braking system exam and correct answers 2026 In a single anchor bendix drum type rear brake the secondary lining is longer than the primary Compared to the secondary shoe lining areas of drum brakes, the primary shoe lining area is: smaller and goes toward the front of the car During a brake overhaul, you notice that the brake fluid seems to be very dirty and dark in color. What should you do? flush the system before the new parts are installed In order to bleed the system on a vehicle equipped with power brakes: None of the above Which of the following could be a symptom of over-torqued lug nuts? A brake pedal pulsation during braking. Which of the following describes the proper sequence to bleed brake lines on most rear wheel drive vehicles: RR, LR, RF, LF In disc brake caliper assemblies, the "square cut seal" is usually located: In the caliper piston bore When performing a caliper overhaul, what would you use to remove the pistons from the calipers? Compressed air Sliding caliper disc brake pads are kept in adjustment by the Square cut piston seal A cracked or torn vacuum diaphragm in a power booster would likely cause: Hard pedal with very high effort required When the brakes are applied on a car with disc-drum brakes, a vibration or pulsating movement is felt. What can cause this problem? A rotor thickness variation While test driving a car, the mechanic finds that the right front brake "grabs". The most likely cause of this problem is: Brake fluid or grease on the brake linings. During a road test, you find that when normal breaking pressure is applied the pedal slowly goes to the floor. What is the likely cause of this problem?