Smog Level 2 Final Review Questions & Answers 2026 |
High-Yield Exam Review | Graded A+
1. If a smog check station identifies a 1996 gasoline vehicle that fails the Low-
Pressure Fuel Evaporative Test, what steps should the station take according
to California's regulations?
The station should inform the vehicle owner of the failure and
provide guidance on necessary emissions-related repairs.
The station should recommend the owner to replace the vehicle
immediately.
The station should ignore the failure and proceed with the inspection.
The station should pass the vehicle regardless of the test results.
2. If a 1974 gasoline vehicle is registered in California, what would be its status
regarding smog inspection requirements?
Required to undergo a smog inspection
Must have emissions-related repairs certified
Exempt from smog inspection
Subject to additional emissions testing
3. Which of the following components is essential for the proper functioning of
a PCV system?
Oil pump
Fuel filter
Air filter
PCV valve
,4. If a STAR test only station encounters a vehicle that fails its smog inspection,
what must they do regarding repair work?
They must inform the vehicle owner to seek repairs at a different
facility.
They can perform the repairs themselves.
They can recommend a repair shop but perform the repairs
themselves.
They can sublet the repairs to another shop.
5. If a vehicle is registered in an enhanced area and fails its smog check, what
steps must the owner take according to California regulations?
The owner must complete necessary emissions-related repairs and
obtain a certification before re-inspection.
The owner must sell the vehicle immediately.
The owner can ignore the failure and continue driving the vehicle.
The owner can only drive the vehicle in basic areas.
6. A customer has dropped his or her vehicle at your shop outside of normal
business hours with note requesting a smog check inspection. Which of the
following are acceptable methods for obtaining customer authorization prior
to performing the smog check inspection?
By telephone conversation
By email communication
By fax communication
All of the above
,7. If an SPCN vehicle arrives without a BAR referee label, what should the smog
check station do according to the inspection procedures?
Proceed with the inspection using the ECS manual.
Call the local BAR field office for further instructions.
Inspect the vehicle as if it were a standard vehicle.
Reject the vehicle and inform the owner that only the BAR referee
can inspect it.
8. Describe the significance of the MIL being ON during a smog check
inspection.
The MIL being ON means the vehicle is exempt from inspection.
The MIL being ON indicates that the vehicle has passed the emissions
test.
The MIL being ON shows that the vehicle is functioning properly.
The MIL being ON indicates that there is a potential issue with the
vehicle's emissions system that needs to be addressed.
9. Interpret the significance of maintaining ignition timing within the specified
range of +/- 3° degrees from OEM specifications.
It only affects fuel consumption, not emissions.
It allows for greater flexibility in engine tuning.
It is irrelevant to engine performance.
Maintaining ignition timing within +/- 3° degrees ensures optimal
engine performance and emissions control.
, 10. If a vehicle fails the OBD II function test during a smog check, what steps
should the owner take to address the issue?
The owner should immediately sell the vehicle.
The owner should ignore the failure and continue driving the vehicle.
The owner should have the vehicle diagnosed for issues indicated
by the DTC and perform necessary emissions-related repairs.
The owner should only replace the vehicle's tires.
11. Describe the significance of change of ownership areas in California's smog
check inspection program.
Change of ownership areas are exempt from smog checks regardless
of vehicle condition.
Change of ownership areas only apply to electric vehicles.
Change of ownership areas require smog checks to ensure vehicles
meet emissions standards when ownership is transferred.
Change of ownership areas are designated for vehicles older than 20
years.
12. All of the following would be part of a Smog Check Inspection on a 2000
and newer model vehicle, except.
Liquid fuel leaks
Visible smoke
Malfunction Indicator Lamp
Fuel cap pressure test
High-Yield Exam Review | Graded A+
1. If a smog check station identifies a 1996 gasoline vehicle that fails the Low-
Pressure Fuel Evaporative Test, what steps should the station take according
to California's regulations?
The station should inform the vehicle owner of the failure and
provide guidance on necessary emissions-related repairs.
The station should recommend the owner to replace the vehicle
immediately.
The station should ignore the failure and proceed with the inspection.
The station should pass the vehicle regardless of the test results.
2. If a 1974 gasoline vehicle is registered in California, what would be its status
regarding smog inspection requirements?
Required to undergo a smog inspection
Must have emissions-related repairs certified
Exempt from smog inspection
Subject to additional emissions testing
3. Which of the following components is essential for the proper functioning of
a PCV system?
Oil pump
Fuel filter
Air filter
PCV valve
,4. If a STAR test only station encounters a vehicle that fails its smog inspection,
what must they do regarding repair work?
They must inform the vehicle owner to seek repairs at a different
facility.
They can perform the repairs themselves.
They can recommend a repair shop but perform the repairs
themselves.
They can sublet the repairs to another shop.
5. If a vehicle is registered in an enhanced area and fails its smog check, what
steps must the owner take according to California regulations?
The owner must complete necessary emissions-related repairs and
obtain a certification before re-inspection.
The owner must sell the vehicle immediately.
The owner can ignore the failure and continue driving the vehicle.
The owner can only drive the vehicle in basic areas.
6. A customer has dropped his or her vehicle at your shop outside of normal
business hours with note requesting a smog check inspection. Which of the
following are acceptable methods for obtaining customer authorization prior
to performing the smog check inspection?
By telephone conversation
By email communication
By fax communication
All of the above
,7. If an SPCN vehicle arrives without a BAR referee label, what should the smog
check station do according to the inspection procedures?
Proceed with the inspection using the ECS manual.
Call the local BAR field office for further instructions.
Inspect the vehicle as if it were a standard vehicle.
Reject the vehicle and inform the owner that only the BAR referee
can inspect it.
8. Describe the significance of the MIL being ON during a smog check
inspection.
The MIL being ON means the vehicle is exempt from inspection.
The MIL being ON indicates that the vehicle has passed the emissions
test.
The MIL being ON shows that the vehicle is functioning properly.
The MIL being ON indicates that there is a potential issue with the
vehicle's emissions system that needs to be addressed.
9. Interpret the significance of maintaining ignition timing within the specified
range of +/- 3° degrees from OEM specifications.
It only affects fuel consumption, not emissions.
It allows for greater flexibility in engine tuning.
It is irrelevant to engine performance.
Maintaining ignition timing within +/- 3° degrees ensures optimal
engine performance and emissions control.
, 10. If a vehicle fails the OBD II function test during a smog check, what steps
should the owner take to address the issue?
The owner should immediately sell the vehicle.
The owner should ignore the failure and continue driving the vehicle.
The owner should have the vehicle diagnosed for issues indicated
by the DTC and perform necessary emissions-related repairs.
The owner should only replace the vehicle's tires.
11. Describe the significance of change of ownership areas in California's smog
check inspection program.
Change of ownership areas are exempt from smog checks regardless
of vehicle condition.
Change of ownership areas only apply to electric vehicles.
Change of ownership areas require smog checks to ensure vehicles
meet emissions standards when ownership is transferred.
Change of ownership areas are designated for vehicles older than 20
years.
12. All of the following would be part of a Smog Check Inspection on a 2000
and newer model vehicle, except.
Liquid fuel leaks
Visible smoke
Malfunction Indicator Lamp
Fuel cap pressure test
