ASE Certification Test Questions With
Correct Answers!!
The owner of a front-wheel-drive vehicle complains that the shift lever is difficult to move
in all positions. Which is the most likely cause?
Dirty/corroded shift linkage
A growling sound is heard with the engine running and the transaxle is in neutral with the
clutch engaged (foot off of the clutch pedal) What is the most likely cause?
An input shaft bearing
A transaxle has been overheated. What is the most likely cause?
A lack of or low on lubricating oil
A five-speed manual in noisy in all gears. Which is the least likely cause?
A pilot bearing
A paper blocker ring is used in a manual transaxle. What type of lubricant will harm
this type of blocker ring?
SAE 80W-90 gear lube
A rear-wheel-drive vehicle shutters or vibrates when first accelerating from a stop.
The vibration is less noticeable at higher speed. What is the most likely cause?
Unequal U-joint working angles
Two technicians are discussing U-joints. Tech A says that a defective U-joint could cause a
loud "clunk" noise when the transmission is shifted between drive and reverse. Tech B
says a worn U-joint can cause a clicking, or squeaking sound when driving the vehicle in
reverse, but not while moving forward. Which tech is correct?
BOTH
Incorrect or unequal U-joint working angles are most likely to be caused by ________.
, A collapsed engine or transmission mount
An owner of a front-wheel-drive minivan complained that the front of the vehicle made a
clicking sound whenever turning a corner. Tech A says that defective wheel bearings are
the most likely cause. Tech B says that defective inner CV joint(s) may be the cause.
Which is correct?
Neither
A vehicle owner complained that severe vibration was felt throughout the entire vehicle
at highway speeds. What is the least likely cause?
Worn CV Joints
A service technician removed the inspection/fill plug from the differential of a rear-
wheel-drive vehicle and gear lube started to flow out. Tech A says that the technician
should quickly replace the plug to prevent any ore loss of gear lube. Tech B says the fluid
should be allowed to drain. Which is correct?
Tech B
A growling sound is heard from the rear of a read-wheel-drive vehicle while turning left
only. Tech A says that defective rear axle bearings may be the cause. Tech B says that
defective side bearings may be the cause. Which tech is correct?
Tech A
Tech a says that if the backlash is okay, then the side bearing preload is also okay. Tech
B says that a ring gear tooth pattern check will indicate if the drive pinion depth is
correct. Which tech is correct?
Tech B
Two techs are discussing which lubricants are used in a limited slip differential. Tech A
says to use SAE 80W-140. Tech B says that most vehicle manufactures usually specify SAE
80W-90 be used with to without special limited slip additives. Which tech in correct?
Tech B
Correct Answers!!
The owner of a front-wheel-drive vehicle complains that the shift lever is difficult to move
in all positions. Which is the most likely cause?
Dirty/corroded shift linkage
A growling sound is heard with the engine running and the transaxle is in neutral with the
clutch engaged (foot off of the clutch pedal) What is the most likely cause?
An input shaft bearing
A transaxle has been overheated. What is the most likely cause?
A lack of or low on lubricating oil
A five-speed manual in noisy in all gears. Which is the least likely cause?
A pilot bearing
A paper blocker ring is used in a manual transaxle. What type of lubricant will harm
this type of blocker ring?
SAE 80W-90 gear lube
A rear-wheel-drive vehicle shutters or vibrates when first accelerating from a stop.
The vibration is less noticeable at higher speed. What is the most likely cause?
Unequal U-joint working angles
Two technicians are discussing U-joints. Tech A says that a defective U-joint could cause a
loud "clunk" noise when the transmission is shifted between drive and reverse. Tech B
says a worn U-joint can cause a clicking, or squeaking sound when driving the vehicle in
reverse, but not while moving forward. Which tech is correct?
BOTH
Incorrect or unequal U-joint working angles are most likely to be caused by ________.
, A collapsed engine or transmission mount
An owner of a front-wheel-drive minivan complained that the front of the vehicle made a
clicking sound whenever turning a corner. Tech A says that defective wheel bearings are
the most likely cause. Tech B says that defective inner CV joint(s) may be the cause.
Which is correct?
Neither
A vehicle owner complained that severe vibration was felt throughout the entire vehicle
at highway speeds. What is the least likely cause?
Worn CV Joints
A service technician removed the inspection/fill plug from the differential of a rear-
wheel-drive vehicle and gear lube started to flow out. Tech A says that the technician
should quickly replace the plug to prevent any ore loss of gear lube. Tech B says the fluid
should be allowed to drain. Which is correct?
Tech B
A growling sound is heard from the rear of a read-wheel-drive vehicle while turning left
only. Tech A says that defective rear axle bearings may be the cause. Tech B says that
defective side bearings may be the cause. Which tech is correct?
Tech A
Tech a says that if the backlash is okay, then the side bearing preload is also okay. Tech
B says that a ring gear tooth pattern check will indicate if the drive pinion depth is
correct. Which tech is correct?
Tech B
Two techs are discussing which lubricants are used in a limited slip differential. Tech A
says to use SAE 80W-140. Tech B says that most vehicle manufactures usually specify SAE
80W-90 be used with to without special limited slip additives. Which tech in correct?
Tech B
