ASE G1 TEST SCRIPT 2026 TESTED
QUESTIONS WITH COMPLETE SOLUTIONS
GRADED A+
⩥ A RWD (rear wheel drive) transmission has a leaking output shaft seal
on a vehicle with 25,000 miles on the odometer. The MOST likely cause
for the leakage is: Answer: Plugged Transmission Breather filter
⩥ Of the following, when replacing a CV (constant velocity) joint or
boot, what is the last step before clamping the boot? Answer: Burping
⩥ Steering dampers can be used to reduce excessive __________.
Answer: positive caster
⩥ A technician is rotating the tires using the modified X-method of tire
rotation on a front-wheel-drive vehicle. Where should be the right front
wheel placed? Answer: Right Rear
⩥ The open circuit voltage (OCV) test on a fully charged battery should
show which voltage? Answer: 12.6
⩥ There is white exhaust smoke coming from the tailpipe of a vehicle
well after the engine has been started. What is causing this condition?
Answer: Coolant in combustion chamber
,⩥ A front wheel drive vehicle has a clacking noise that only occurs
while cornering. The technician suspects a faulty front axle. Which of
these is most likely the cause? Answer: Outer CV Joint
⩥ The tread of a tire is worn in the center and not on the outer shoulders.
Technician A says this is caused by an improper wheel alignment angle.
Technician B says this is caused by an over-inflated tire. Who is correct?
(Just the letter) Answer: B
⩥ A vehicle with power assist brakes has a hard brake pedal. Which of
these is the most likely cause? Answer: A Faulty Brake Booster
⩥ Technician A says that oil should be squirted into all of the cylinders
before taking a compression test. Technician B says that if the
compression greatly increases when some oil is squirted into the
cylinders, it indicates defective or worn piston rings. Which technician is
correct? (Letter only) Answer: B
⩥ During a cylinder leakage (leak-down) test, air is noticed coming out
of the oil fill opening. Technician A says that the oil filter may be
clogged. Technician B says that the piston rings may be worn or
defective. Which technician is correct? (Letter only) Answer: B
, ⩥ What precautions are needed to be performed to help prevent air from
getting trapped in the cooling system when replacing coolant? Answer:
Open the Bleeder Valve during filling
⩥ To flush a hydraulic clutch system, what should be used? Answer:
DOT 3
⩥ The engine of a vehicle will start, but is slow cranking. Technician A
says there may be resistance in the starter circuit. Technician B says to
perform a voltage drop test to test for excessive resistance in the starter
circuit. Who is correct? ("A" "B" or "Both") Answer: Both
⩥ Technician A says a stuck open PCV valve will cause a lean fuel
condition. Technician B says the PCV system removes blowby gases
from the crankcase. Who is correct? ("A" "B" or "Both") Answer: Both
⩥ A technician removes and replaces a worn lower radiator hose on a
four cylinder engine. The vehicle overheats after the technician has
replaced the hose and added coolant. Which of these is most likely the
cause of this condition? Answer: Air Pocket
⩥ Engine mounts were recently replaced on a front wheel drive vehicle
with independent suspension. The vehicle now has a steady pull to the
left at all speeds. Technician A says this is most likely caused by loose
motor mounts. Technician B says this is most likely caused by a
QUESTIONS WITH COMPLETE SOLUTIONS
GRADED A+
⩥ A RWD (rear wheel drive) transmission has a leaking output shaft seal
on a vehicle with 25,000 miles on the odometer. The MOST likely cause
for the leakage is: Answer: Plugged Transmission Breather filter
⩥ Of the following, when replacing a CV (constant velocity) joint or
boot, what is the last step before clamping the boot? Answer: Burping
⩥ Steering dampers can be used to reduce excessive __________.
Answer: positive caster
⩥ A technician is rotating the tires using the modified X-method of tire
rotation on a front-wheel-drive vehicle. Where should be the right front
wheel placed? Answer: Right Rear
⩥ The open circuit voltage (OCV) test on a fully charged battery should
show which voltage? Answer: 12.6
⩥ There is white exhaust smoke coming from the tailpipe of a vehicle
well after the engine has been started. What is causing this condition?
Answer: Coolant in combustion chamber
,⩥ A front wheel drive vehicle has a clacking noise that only occurs
while cornering. The technician suspects a faulty front axle. Which of
these is most likely the cause? Answer: Outer CV Joint
⩥ The tread of a tire is worn in the center and not on the outer shoulders.
Technician A says this is caused by an improper wheel alignment angle.
Technician B says this is caused by an over-inflated tire. Who is correct?
(Just the letter) Answer: B
⩥ A vehicle with power assist brakes has a hard brake pedal. Which of
these is the most likely cause? Answer: A Faulty Brake Booster
⩥ Technician A says that oil should be squirted into all of the cylinders
before taking a compression test. Technician B says that if the
compression greatly increases when some oil is squirted into the
cylinders, it indicates defective or worn piston rings. Which technician is
correct? (Letter only) Answer: B
⩥ During a cylinder leakage (leak-down) test, air is noticed coming out
of the oil fill opening. Technician A says that the oil filter may be
clogged. Technician B says that the piston rings may be worn or
defective. Which technician is correct? (Letter only) Answer: B
, ⩥ What precautions are needed to be performed to help prevent air from
getting trapped in the cooling system when replacing coolant? Answer:
Open the Bleeder Valve during filling
⩥ To flush a hydraulic clutch system, what should be used? Answer:
DOT 3
⩥ The engine of a vehicle will start, but is slow cranking. Technician A
says there may be resistance in the starter circuit. Technician B says to
perform a voltage drop test to test for excessive resistance in the starter
circuit. Who is correct? ("A" "B" or "Both") Answer: Both
⩥ Technician A says a stuck open PCV valve will cause a lean fuel
condition. Technician B says the PCV system removes blowby gases
from the crankcase. Who is correct? ("A" "B" or "Both") Answer: Both
⩥ A technician removes and replaces a worn lower radiator hose on a
four cylinder engine. The vehicle overheats after the technician has
replaced the hose and added coolant. Which of these is most likely the
cause of this condition? Answer: Air Pocket
⩥ Engine mounts were recently replaced on a front wheel drive vehicle
with independent suspension. The vehicle now has a steady pull to the
left at all speeds. Technician A says this is most likely caused by loose
motor mounts. Technician B says this is most likely caused by a
