Questions with Answers 2024-2025.
A high-mileage engine has a leaking oil pan gasket. Technician A says some undercar
components may need to be removed in order to replace the pan gasket. Technician B
says that the engine may have to be raised up off it's engine mounts to replace the gasket.
Who is correct?
a. Technician A
b. Technician B
c. Both A and B
d. Neither A nor B - Correct answer-c. Both A and B
Oil pan and valve cover gasket(s) should be checked for:
a. rust
b. stains
c. corrosion
d. leaks - Correct answer-d. leaks
Which of the following is the preferred method of checking a newer style serpentine belt
for wear?
a. Twist the belt one-quarter turn and check for tightness
b. Use a belt tension gauge
c. Use a serpentine belt wear gauge
d. Check the wear indicator on the pulley - Correct answer-c. Use a serpentine belt wear
gauge
A vehicle's cooling system has been drained and flushed, and fresh coolant is being
added to a vehicle. Technician A says to mix the correct ratio of coolant to water for the
correct freeze point. Technician B says a bleed screw may need opened to purge air from
the cooling system. Who is correct?
a. Technician A
b. Technician B
c. Both A and B
d. Neither A nor B - Correct answer-c. Both A and B
Any routine inspection and maintenance program includes the periodic replacement of
the:
a. transmission filter
b. power steering fluid filter
c. cabin filter
d. air filter - Correct answer-d. air filter
Which of the following should be used when replacing defective vehicle exhaust system
components?
a. galvanized exhaust system components
, b. aluminum exhaust system components
c. stainless steel exhaust system components
d. titanium exhaust system components - Correct answer-c. stainless steel exhaust
system components
When checking for Diagnostic Trouble Codes (DTCs), it is important to:
a. use the proper scan tool and software for the vehicle under test
b. clear all codes before performing any tests
c. check the vehicle owner's manual before performing any tests
d. take the vehicle for a test drive to run all the monitors - Correct answer-a. use the proper
scan tool and software for the vehicle under test
On an OBD II vehicle, an EVAP leak may be associated with any of the following events
EXCEPT:
a. the MIL will be illuminated
b. a rubber hose may be split
c. carbon monoxide will be released into the atmosphere
d. the gas cap will allow VOCs to leak into the atmosphere - Correct answer-c. carbon
monoxide will be released into the atmosphere
Which of the following is the LEAST LIKELY way a technician would confirm that an
automatic transmission is faulty?
a. run the engine with the vehicle in neutral
b. interview the customer
c. take the vehicle for a test drive
d. check for fault codes in the TCM - Correct answer-a. run the engine with the vehicle in
neutral
A technician is inspecting a vehicle's rear transmission mount and finds it's rubber is dry
and has split. The mount should be:
a. replaced with a solid steel mount
b. replaced with a synthetic mount
c. replaced with a similar used part
d. replaced with a new OEM or aftermarket part - Correct answer-d. replaced with a new
OEM or aftermarket part
Technician A says that all automatic transmission fluids (ATFs) are interchangeable.
Technician B says that new ATF should be pink in color. Who is correct?
a. Technician A
b. Technician B
c. Both A and B
d. Neither A nor B - Correct answer-d. Neither A nor B
Following drivetrain repair to a vehicle, a final test drive reveals a vibration problem which
increases with road speed and engine torque. Which of the following is the most likely
cause?