SOS brake & Braking System Questions and
Answers 2024
In a single anchor bendix drum type rear brake Correct Answer: the secondary
lining is longer than the primary
Compared to the secondary shoe lining areas of drum brakes, the primary shoe
lining area is: Correct Answer: 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? Correct Answer: flush the system before
the new parts are installed
In order to bleed the system on a vehicle equipped with power brakes: Correct
Answer: None of the above
Which of the following could be a symptom of over-torqued lug nuts? Correct
Answer: A brake pedal pulsation during braking.
Which of the following describes the proper sequence to bleed brake lines on
most rear wheel drive vehicles: Correct Answer: RR, LR, RF, LF
,In disc brake caliper assemblies, the "square cut seal" is usually located: Correct
Answer: In the caliper piston bore
When performing a caliper overhaul, what would you use to remove the pistons
from the calipers? Correct Answer: Compressed air
Sliding caliper disc brake pads are kept in adjustment by the Correct Answer:
Square cut piston seal
A cracked or torn vacuum diaphragm in a power booster would likely cause:
Correct Answer: 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? Correct Answer: 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: Correct Answer: 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? Correct
Answer: A leaking master cylinder primary piston seal.
A rattle is a single piston disc brake assembly which goes away when the brakes
are applied is most likely a result of: Correct Answer: Loose pads in the caliper
Which of the following would most likely cause dragging brakes? Correct Answer:
A defective vehicle load sensor
With the car standing still, you can hear a squeaking noise when applying the
brake pedal slowly. What could cause this noise? Correct Answer: Dry backing
plate contact surfaces.
There is a scraping sound coming from one rear brake. The sound stops when
the brakes are applied. What is the likely cause of the problem? Correct Answer:
A broken shoe hold-down spring or pin
If a drum brake self-adjuster seizes up, the likely result will be: Correct Answer: A
low pedal
Answers 2024
In a single anchor bendix drum type rear brake Correct Answer: the secondary
lining is longer than the primary
Compared to the secondary shoe lining areas of drum brakes, the primary shoe
lining area is: Correct Answer: 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? Correct Answer: flush the system before
the new parts are installed
In order to bleed the system on a vehicle equipped with power brakes: Correct
Answer: None of the above
Which of the following could be a symptom of over-torqued lug nuts? Correct
Answer: A brake pedal pulsation during braking.
Which of the following describes the proper sequence to bleed brake lines on
most rear wheel drive vehicles: Correct Answer: RR, LR, RF, LF
,In disc brake caliper assemblies, the "square cut seal" is usually located: Correct
Answer: In the caliper piston bore
When performing a caliper overhaul, what would you use to remove the pistons
from the calipers? Correct Answer: Compressed air
Sliding caliper disc brake pads are kept in adjustment by the Correct Answer:
Square cut piston seal
A cracked or torn vacuum diaphragm in a power booster would likely cause:
Correct Answer: 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? Correct Answer: 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: Correct Answer: 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? Correct
Answer: A leaking master cylinder primary piston seal.
A rattle is a single piston disc brake assembly which goes away when the brakes
are applied is most likely a result of: Correct Answer: Loose pads in the caliper
Which of the following would most likely cause dragging brakes? Correct Answer:
A defective vehicle load sensor
With the car standing still, you can hear a squeaking noise when applying the
brake pedal slowly. What could cause this noise? Correct Answer: Dry backing
plate contact surfaces.
There is a scraping sound coming from one rear brake. The sound stops when
the brakes are applied. What is the likely cause of the problem? Correct Answer:
A broken shoe hold-down spring or pin
If a drum brake self-adjuster seizes up, the likely result will be: Correct Answer: A
low pedal
