ASE -Certification Final Exam with
Guaranteed Pass Solutions 2025-2026
Updated.
Both b and c - Answer Coolant should be tested for ________.
Proper color
Freezing point (temperature)
Specific Gravity
Both b and c
Both technician a and b - Answer Two technicians are discussing a compression test.
Technician A says that the engine should be cranked over with the pressure gauge installed for
"4 puffs." Technician B says that the maximum difference between the highest reading cylinder
and the lowest reading cylinder should be 20%. Which technician is correct?
Technician A only
Technician b only
Both Technician A and B
Neither technician a nor b
Technician B - Answer Technician A says that oil should be squirted into all the cylinders
before taking a compression test. Technician B says that if the compression greatly increases
when some oil is squirted in the cylinders, it indicates defective or worn piston rings.
Technician A
Technician B
Both technicians
Neither technician
Technician B - Answer During a cylinder leakage (leak-down) test, air is noticed coming out of
the oil fill opening. Technician A says that the oil filter my be logged. Technician B says that the
piston rings may be worn or defective. Which technician is correct?
Technician A
Technician B
Both A and B
, Neither A nor B
Any of the above - Answer Leaking antifreeze can be what color?
Green
Orange
Red
Any of the above
Open bleeder valves during filling - Answer What precautions are needed to be performed to
help prevent air from getting trapped in the cooling system when replacing coolant?
Use the proper antifreeze as specified
Open bleeder valves during filling
Use premixed coolant
Wear protective gloves
All of the above - Answer When replacing a water pump, be sure to _____________
Torque all fasteners to factory specifications
Use a new gasket/seal
Check that the accessory drive belt is properly aligned and adjusted to the proper tension
All of the above
All of the above - Answer When using a scan tool to retrieve diagnostic trouble codes (DTCs)
the technician should also _________
Check monitor status
Check freeze frame data
Record any stored DTCs
All of the above
Relieve fuel system pressure before removing the fuel line connections - Answer When
replacing an external fuel filter, best practices include ________________
Use the same brand as the original as the replacement filter
Guaranteed Pass Solutions 2025-2026
Updated.
Both b and c - Answer Coolant should be tested for ________.
Proper color
Freezing point (temperature)
Specific Gravity
Both b and c
Both technician a and b - Answer Two technicians are discussing a compression test.
Technician A says that the engine should be cranked over with the pressure gauge installed for
"4 puffs." Technician B says that the maximum difference between the highest reading cylinder
and the lowest reading cylinder should be 20%. Which technician is correct?
Technician A only
Technician b only
Both Technician A and B
Neither technician a nor b
Technician B - Answer Technician A says that oil should be squirted into all the cylinders
before taking a compression test. Technician B says that if the compression greatly increases
when some oil is squirted in the cylinders, it indicates defective or worn piston rings.
Technician A
Technician B
Both technicians
Neither technician
Technician B - Answer During a cylinder leakage (leak-down) test, air is noticed coming out of
the oil fill opening. Technician A says that the oil filter my be logged. Technician B says that the
piston rings may be worn or defective. Which technician is correct?
Technician A
Technician B
Both A and B
, Neither A nor B
Any of the above - Answer Leaking antifreeze can be what color?
Green
Orange
Red
Any of the above
Open bleeder valves during filling - Answer What precautions are needed to be performed to
help prevent air from getting trapped in the cooling system when replacing coolant?
Use the proper antifreeze as specified
Open bleeder valves during filling
Use premixed coolant
Wear protective gloves
All of the above - Answer When replacing a water pump, be sure to _____________
Torque all fasteners to factory specifications
Use a new gasket/seal
Check that the accessory drive belt is properly aligned and adjusted to the proper tension
All of the above
All of the above - Answer When using a scan tool to retrieve diagnostic trouble codes (DTCs)
the technician should also _________
Check monitor status
Check freeze frame data
Record any stored DTCs
All of the above
Relieve fuel system pressure before removing the fuel line connections - Answer When
replacing an external fuel filter, best practices include ________________
Use the same brand as the original as the replacement filter
