SOS MECHANIC CERTIFICATION- BRAKES
QUESTIONS WITH ANSWERS LATEST
UPDATE ALREADY GRADED A+
A car equipped with a vacuum assist power brake system
reads an abnormal amount of pedal effort to stop the car,
which of the following could be the cause? - correct
answer- A plugged booster air breather
A car has a spongy pedal. Which of the following could be
the cause? - correct answer- Air in the system.
A car has an excessive amount of pedal travel during
brake application, which of he following could be the
cause? - correct answer- Excessive clearance
between the shoes and drum.
A car's wheels severely vibrate when the brakes are
applied, which of the following is the LEAST likely source
of he problem? - correct answer- The master
cylinder
,A common cause of pedal pulsation during brake
application is: - correct answer- NOT caused by
improperly torqued wheels, damaged backing plates, or
lubricated shims
A cracked or torn vacuum diaphragm in a brake power
booster would most likely cause: - correct answer-
a hard pedal feel requiring very high pedal effort to stop
A customer complains that the brake pedal slowly moves
to the floor when a steady pressure is applied. There is no
sign of fluid leakage. Which of the following is the most
portable cause of the problem? - correct answer-
A worn primary cup
A mechanic finds gear lube inside both rear brake drums
on a rear wheel drive vehicle. What is the most likely
cause of this problem? - correct answer- A
plugged axle
A properly functioning load sensing proportioning valve
will: - correct answer- cause an increase in the
, hydraulic pressure during braking at the rear wheel
cylinders when the vehicle is loaded.
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
ABS speed sensor and sensor rings: - correct
answer- should not be hammered or tapped on
and should always be replaced as a matched set
After drum brakes have been applied and released, the
brake fluid returns to the master cylinder reservoir. What
causes it to return? - correct answer- brake
shoe return springs
After putting a bearing race in a hub, you notice that the
new race is loose and can spin in the hub. What should
you do? - correct answer- Replace the hub
QUESTIONS WITH ANSWERS LATEST
UPDATE ALREADY GRADED A+
A car equipped with a vacuum assist power brake system
reads an abnormal amount of pedal effort to stop the car,
which of the following could be the cause? - correct
answer- A plugged booster air breather
A car has a spongy pedal. Which of the following could be
the cause? - correct answer- Air in the system.
A car has an excessive amount of pedal travel during
brake application, which of he following could be the
cause? - correct answer- Excessive clearance
between the shoes and drum.
A car's wheels severely vibrate when the brakes are
applied, which of the following is the LEAST likely source
of he problem? - correct answer- The master
cylinder
,A common cause of pedal pulsation during brake
application is: - correct answer- NOT caused by
improperly torqued wheels, damaged backing plates, or
lubricated shims
A cracked or torn vacuum diaphragm in a brake power
booster would most likely cause: - correct answer-
a hard pedal feel requiring very high pedal effort to stop
A customer complains that the brake pedal slowly moves
to the floor when a steady pressure is applied. There is no
sign of fluid leakage. Which of the following is the most
portable cause of the problem? - correct answer-
A worn primary cup
A mechanic finds gear lube inside both rear brake drums
on a rear wheel drive vehicle. What is the most likely
cause of this problem? - correct answer- A
plugged axle
A properly functioning load sensing proportioning valve
will: - correct answer- cause an increase in the
, hydraulic pressure during braking at the rear wheel
cylinders when the vehicle is loaded.
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
ABS speed sensor and sensor rings: - correct
answer- should not be hammered or tapped on
and should always be replaced as a matched set
After drum brakes have been applied and released, the
brake fluid returns to the master cylinder reservoir. What
causes it to return? - correct answer- brake
shoe return springs
After putting a bearing race in a hub, you notice that the
new race is loose and can spin in the hub. What should
you do? - correct answer- Replace the hub
