Smog Check Inspector 2025 Exam CA(Well detailed
and verified answers) Graded A+|| LATEST UPDATE
2025/26
What are the two types of Acceleration Simulation mode tests? --ANSWER 50/15 and
25/25 test
What are two types of TSI (Two speed idle tests?) --ANSWER 2500 rpm and Idle
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
and verified answers) Graded A+|| LATEST UPDATE
2025/26
What are the two types of Acceleration Simulation mode tests? --ANSWER 50/15 and
25/25 test
What are two types of TSI (Two speed idle tests?) --ANSWER 2500 rpm and Idle
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
