Smog Check Inspector Exam CA 2025-2026
With All Questions and Answers
What are two types of TSI (Two speed idle tests?) - ANSWER-2500 rpm and Idle
What are the two types of Acceleration Simulation mode tests? - ANSWER-50/15 and 25/25 test
What does DAD stand for ? - ANSWER-Data acquisition device
Smog check program divides the state into 3 areas determined by the air quality.. what are they ?
- ANSWER-Enhanced, Basic, and Change of Ownership
Biennial smog checks are required in which program area? - ANSWER-Enhanced areas ( these
areas do not meet federal or state air quality standards for ozone and carbon monoxide)
If the VIN on the vehicle doesn't match the registration documents what should the inspector do?
- ANSWER-Use the VIN on the vehicle to inform the customer that it doesn't match the
registration document. DMV will not accept the test results
If VIN and plate entries are correct and communication failure continues what should the tech
do? How do you proceed? - ANSWER-Complete the inspection as promoted by the EIS.
The CARB EO parts listing contain information about what ? - ANSWER-Part manufacturer
catalog, part listings, catalytic converters, the applicable vehicles for which it can be ínstalled
What are Grey Market Vehicles? - ANSWER-Vehicles that were manufacturered for sale outside
the u.s and imported into the US
In the two speed idle inspection which test comes first? - ANSWER-2500 RPM run for 30
seconds
vehicles 1976-1999 MY are subject to what kind of emissions tailpipe test ?? - ANSWER-Two
speed idle
On Bar 97 EIS selecting "G" or "government" will chase the EIS to ask for what to input into the
system ? - ANSWER-BAR FILE # (thereby preventing a certificate of compliance from being
issues) N/A
What is required under visual inspection for gasoline vehicles from 1975-1999 ? - ANSWER-All
of them (Crankcase emission controls, TAC, EVAP, EGR, computers, sensors, switches, visible
smoke, liquid fuel leaks, ignition spark controls,
Star Station certification allows test and repair stations to..? - ANSWER-Issue certificates to
gross polluters, perform repairs, perform initial inspection, issue certificates to directed vehicles
, What are directed vehicles? - ANSWER-Bar directs a portion of the enhanced area fleet to star
certified stations for certification
Required tests for Tailpipe inspection? (2) - ANSWER-ASM or two speed idle
Bar referee label provides what information on the label for kit cars ? (2) - ANSWER-
Certification type and emission control requirements
If a vehicle is not at normal operating temperature the vehicles may either be ___ or ___. -
ANSWER-Idled or driven normally as necessary to achieve normal operating temperature
Which type of vehicles excluding hybrids (electric) must be tested for visible smoke? -
ANSWER-Gasoline and Diesel
What is the BAR snap test ? - ANSWER-Quickly push and release the accelerator pedal from
idle position to between 2,000- 3,000 RPM then immediately allow the engine to return to idle.
What is an under hood emission control label? Indicates the vehicles ___? - ANSWER-
Certification type ( California or Federal)
Does a missing or ilegible emission control label constitute in an inspection failure? - ANSWER-
No, you can proceed with the inspection provided that the required emission controls can be
determined using other sources
For gasoline powered vehicles with stop-start systems, the inspector shall visually inspect for
___? And in what position ? - ANSWER-Liquid fuel leaks and key on engine off (KOEO)
A SPCNS vehicle may be built from ? (3 things ) - ANSWER-Kit cars, new or used parts,
dismantled vehicles that are reconstructed but do not resemble the original make
Vehicles 95' and older are tested on which machine ? - ANSWER-OBD 1
Vehicles 96' and newer are tested on which machine ? - ANSWER-OBD II
Gasoline vehicles 76' to 99' are tested on which machine ? - ANSWER-BAR 97
2000 and newer are tested on which machine ? - ANSWER-OIS
98 and newer diesel vehicles are tested on which machine ? - ANSWER-OIS
What does the crankcase test consist of? 👀💨 and for how long? - ANSWER-Observe the
engine crankcase for 10 seconds
A certification of compliance is not required for which type of vehicles ? - ANSWER-
Government fleet vehicles
With All Questions and Answers
What are two types of TSI (Two speed idle tests?) - ANSWER-2500 rpm and Idle
What are the two types of Acceleration Simulation mode tests? - ANSWER-50/15 and 25/25 test
What does DAD stand for ? - ANSWER-Data acquisition device
Smog check program divides the state into 3 areas determined by the air quality.. what are they ?
- ANSWER-Enhanced, Basic, and Change of Ownership
Biennial smog checks are required in which program area? - ANSWER-Enhanced areas ( these
areas do not meet federal or state air quality standards for ozone and carbon monoxide)
If the VIN on the vehicle doesn't match the registration documents what should the inspector do?
- ANSWER-Use the VIN on the vehicle to inform the customer that it doesn't match the
registration document. DMV will not accept the test results
If VIN and plate entries are correct and communication failure continues what should the tech
do? How do you proceed? - ANSWER-Complete the inspection as promoted by the EIS.
The CARB EO parts listing contain information about what ? - ANSWER-Part manufacturer
catalog, part listings, catalytic converters, the applicable vehicles for which it can be ínstalled
What are Grey Market Vehicles? - ANSWER-Vehicles that were manufacturered for sale outside
the u.s and imported into the US
In the two speed idle inspection which test comes first? - ANSWER-2500 RPM run for 30
seconds
vehicles 1976-1999 MY are subject to what kind of emissions tailpipe test ?? - ANSWER-Two
speed idle
On Bar 97 EIS selecting "G" or "government" will chase the EIS to ask for what to input into the
system ? - ANSWER-BAR FILE # (thereby preventing a certificate of compliance from being
issues) N/A
What is required under visual inspection for gasoline vehicles from 1975-1999 ? - ANSWER-All
of them (Crankcase emission controls, TAC, EVAP, EGR, computers, sensors, switches, visible
smoke, liquid fuel leaks, ignition spark controls,
Star Station certification allows test and repair stations to..? - ANSWER-Issue certificates to
gross polluters, perform repairs, perform initial inspection, issue certificates to directed vehicles
, What are directed vehicles? - ANSWER-Bar directs a portion of the enhanced area fleet to star
certified stations for certification
Required tests for Tailpipe inspection? (2) - ANSWER-ASM or two speed idle
Bar referee label provides what information on the label for kit cars ? (2) - ANSWER-
Certification type and emission control requirements
If a vehicle is not at normal operating temperature the vehicles may either be ___ or ___. -
ANSWER-Idled or driven normally as necessary to achieve normal operating temperature
Which type of vehicles excluding hybrids (electric) must be tested for visible smoke? -
ANSWER-Gasoline and Diesel
What is the BAR snap test ? - ANSWER-Quickly push and release the accelerator pedal from
idle position to between 2,000- 3,000 RPM then immediately allow the engine to return to idle.
What is an under hood emission control label? Indicates the vehicles ___? - ANSWER-
Certification type ( California or Federal)
Does a missing or ilegible emission control label constitute in an inspection failure? - ANSWER-
No, you can proceed with the inspection provided that the required emission controls can be
determined using other sources
For gasoline powered vehicles with stop-start systems, the inspector shall visually inspect for
___? And in what position ? - ANSWER-Liquid fuel leaks and key on engine off (KOEO)
A SPCNS vehicle may be built from ? (3 things ) - ANSWER-Kit cars, new or used parts,
dismantled vehicles that are reconstructed but do not resemble the original make
Vehicles 95' and older are tested on which machine ? - ANSWER-OBD 1
Vehicles 96' and newer are tested on which machine ? - ANSWER-OBD II
Gasoline vehicles 76' to 99' are tested on which machine ? - ANSWER-BAR 97
2000 and newer are tested on which machine ? - ANSWER-OIS
98 and newer diesel vehicles are tested on which machine ? - ANSWER-OIS
What does the crankcase test consist of? 👀💨 and for how long? - ANSWER-Observe the
engine crankcase for 10 seconds
A certification of compliance is not required for which type of vehicles ? - ANSWER-
Government fleet vehicles
