T4 BRAKES ASE EXAM 2025 |
GUARANTEED ACURATE ANSWERS
Which of the following could cause the brakes on a truck to wear too
fast?
A. glazed drums
B. wrong linings installed
C. Low air pressure
D. governor cut out pressure - ACCURATE ANSWERS✔✔ B. wrong
linings installed
which of the following could cause one brake on a truck to wear faster
than the others?
A. mismatched service brake chambers
B. mismatched parking chambers
C. low air pressure in service tanks
D. governor cut out too low - ACCURATE ANSWERS✔✔ A.
mismatched service chambers
what force is used to apply the foundation brake wheel cylinders?
A. hydraulic from the steering reservoir
B. mechanical
C. electrical
,D. hydraulic from the master cylinder - ACCURATE ANSWERS✔✔ D.
there's an audible air leak from under the dash when the foot valve is
applied. technician A says the double check valve may be faulty. Tech B
says the single check valve may be faulty. who's correct? - ACCURATE
ANSWERS✔✔ Tech A only
on a straight truck equipped with air brake, the secondary tank pressure
gauge falls to zero when the wet tank air is drained. Tech A says the one
way check valve is faulty, Tech B says the foot valve may be faulty.
Who's correct? - ACCURATE ANSWERS✔✔ Tech A only. one way
check valve protects secondary tank
A loose wheel bearing adjustment can cause a faulty wheel speed sensor
and a wheel speed sensor code - ACCURATE ANSWERS✔✔
Air dryer purges too often. Tech A says the air dryer delivery check
Valve may be faulty. Tech B says a leaking wet tank could be the cause.
Who's correct? - ACCURATE ANSWERS✔✔ C. Both Techs.
The safety valve releases on the air tank. Which is the most likely cause?
A. plugged line from the supply tank to governor.
B. faulty tractor protection valve
C. stuck spitter on the air drier
, D. faulty secondary tank - ACCURATE ANSWERS✔✔ A. if the line
was plugged, the governor would not unload the compressor
A truck with hydraulic disc/drum brakes has a high firm pedal with poor
stopping. what could be the cause? - ACCURATE ANSWERS✔✔ The
brake linings are glazed! Glazed brake linings will allow the pedal to
feel high and firm with no stopping power
Air builds on a truck in 1.5 minutes. The specs. manual says it should
take 3.5 min. Tech A says the air tanks could have water build up. Tech
B says the air tanks could have oil built up. Whos correct? -
ACCURATE ANSWERS✔✔ C. Both technicians. Any Build up reduces
volume for stored air
Brake fluid is leaking from the rear of a master cylinder on a hydro
boost brake system. What is the likely cause? - ACCURATE
ANSWERS✔✔ Primary seal leaking.
Air pressure build up time on a gear driven compressor is greater than
specifications. What is the cause?
A. a slipping drive
B. a leaking service relay
C. leaking primary tank
D. leaking parking brake chamber - ACCURATE ANSWERS✔✔ C. A
leaking primary air tank causes extended air build up time
GUARANTEED ACURATE ANSWERS
Which of the following could cause the brakes on a truck to wear too
fast?
A. glazed drums
B. wrong linings installed
C. Low air pressure
D. governor cut out pressure - ACCURATE ANSWERS✔✔ B. wrong
linings installed
which of the following could cause one brake on a truck to wear faster
than the others?
A. mismatched service brake chambers
B. mismatched parking chambers
C. low air pressure in service tanks
D. governor cut out too low - ACCURATE ANSWERS✔✔ A.
mismatched service chambers
what force is used to apply the foundation brake wheel cylinders?
A. hydraulic from the steering reservoir
B. mechanical
C. electrical
,D. hydraulic from the master cylinder - ACCURATE ANSWERS✔✔ D.
there's an audible air leak from under the dash when the foot valve is
applied. technician A says the double check valve may be faulty. Tech B
says the single check valve may be faulty. who's correct? - ACCURATE
ANSWERS✔✔ Tech A only
on a straight truck equipped with air brake, the secondary tank pressure
gauge falls to zero when the wet tank air is drained. Tech A says the one
way check valve is faulty, Tech B says the foot valve may be faulty.
Who's correct? - ACCURATE ANSWERS✔✔ Tech A only. one way
check valve protects secondary tank
A loose wheel bearing adjustment can cause a faulty wheel speed sensor
and a wheel speed sensor code - ACCURATE ANSWERS✔✔
Air dryer purges too often. Tech A says the air dryer delivery check
Valve may be faulty. Tech B says a leaking wet tank could be the cause.
Who's correct? - ACCURATE ANSWERS✔✔ C. Both Techs.
The safety valve releases on the air tank. Which is the most likely cause?
A. plugged line from the supply tank to governor.
B. faulty tractor protection valve
C. stuck spitter on the air drier
, D. faulty secondary tank - ACCURATE ANSWERS✔✔ A. if the line
was plugged, the governor would not unload the compressor
A truck with hydraulic disc/drum brakes has a high firm pedal with poor
stopping. what could be the cause? - ACCURATE ANSWERS✔✔ The
brake linings are glazed! Glazed brake linings will allow the pedal to
feel high and firm with no stopping power
Air builds on a truck in 1.5 minutes. The specs. manual says it should
take 3.5 min. Tech A says the air tanks could have water build up. Tech
B says the air tanks could have oil built up. Whos correct? -
ACCURATE ANSWERS✔✔ C. Both technicians. Any Build up reduces
volume for stored air
Brake fluid is leaking from the rear of a master cylinder on a hydro
boost brake system. What is the likely cause? - ACCURATE
ANSWERS✔✔ Primary seal leaking.
Air pressure build up time on a gear driven compressor is greater than
specifications. What is the cause?
A. a slipping drive
B. a leaking service relay
C. leaking primary tank
D. leaking parking brake chamber - ACCURATE ANSWERS✔✔ C. A
leaking primary air tank causes extended air build up time
