SOS brake & braking system With 84 Questions and answers Latest 2025/2026 RATED A+

SOS brake & braking system With 84 Questions and
answers Latest 2025/2026 RATED A+
In a single anchor bendix drum type rear brake - Correct Answers the secondary lining is longer
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than the primary
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Il` Compared to the secondary shoe lining areas of drum brakes, the primary shoe lining area is: -
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Il` Correct Answers smaller and goes toward the front of the car
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Il` During a brake overhaul, you notice that the brake fluid seems to be very dirty and dark in color.
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Il` What should you do? - Correct Answers flush the system before the new parts are installed
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Il` In order to bleed the system on a vehicle equipped with power brakes: - Correct Answers None
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Il` of the above
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Il` Which of the following could be a symptom of over-torqued lug nuts? - Correct Answers A brake
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Il` pedal pulsation during braking.Il` Il` Il`




Il` Which of the following describes the proper sequence to bleed brake lines on most rear wheel
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Il` drive vehicles: - Correct Answers RR, LR, RF, LF
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Il` In disc brake caliper assemblies, the "square cut seal" is usually located: - Correct Answers In the
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Il` caliper piston bore Il` Il`




Il` When performing a caliper overhaul, what would you use to remove the pistons from the
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Il` calipers? - Correct Answers Compressed air Il` Il` Il` Il` Il` Il` Il` Il` Il`




Il` Sliding caliper disc brake pads are kept in adjustment by the - Correct Answers Square cut piston
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Il` seal

, Il` A cracked or torn vacuum diaphragm in a power booster would likely cause: - Correct Answers
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Il` Hard pedal with very high effort required
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Il` When the brakes are applied on a car with disc-drum brakes, a vibration or pulsating movement is
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Il` felt. What can cause this problem? - Correct Answers A rotor thickness variation
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Il` While test driving a car, the mechanic finds that the right front brake "grabs". The most likely
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Il` cause of this problem is: - Correct Answers Brake fluid or grease on the brake linings.
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Il` During a road test, you find that when normal breaking pressure is applied the pedal slowly goes
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Il` to the floor. What is the likely cause of this problem? - Correct Answers A leaking master cylinder
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Il` primary piston seal. Il` Il`




Il` A rattle is a single piston disc brake assembly which goes away when the brakes are applied is
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Il` most likely a result of: - Correct Answers Loose pads in the caliper
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Il` Which of the following would most likely cause dragging brakes? - Correct Answers A defective
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Il` vehicle load sensor Il` Il`




Il` With the car standing still, you can hear a squeaking noise when applying the brake pedal slowly.
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Il` What could cause this noise? - Correct Answers Dry backing plate contact surfaces.
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Il` There is a scraping sound coming from one rear brake. The sound stops when the brakes are
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Il` applied. What is the likely cause of the problem? - Correct Answers A broken shoe hold-down
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Il` If a drum brake self-adjuster seizes up, the likely result will be: - Correct Answers A low pedal
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