Smog Check Inspector Exam CA Newest 2026
Questions and Correct Detailed Answers Already
Graded A+
What are three main reasons to reject a vehicle from performing an initial initial
inspection ? - CORRECT ANSWER-Excessive fluid leaks, engine overheating,
unsafe drive axle tire or wheel (dyno test only)
While performing a visual inspection an inspector observes there is no EGR
amplifier even though one is shown on the under hood emission label. The EGR
valve is connected to the ported vacuum. What EIS analyzer entry should be
made? - CORRECT ANSWER-Missing
Which of the following actions should be taken if a vehicles timing reads 5
degrees BTDC and the specification of the vehicle is 8 degrees ? - CORRECT
ANSWER-Enter "PASS" into the analyzer for ignition timing and 5 degrees BTDC
for the timing reading
Which of the following is a primary purpose of the smog check referee ? -
CORRECT ANSWER-Perform inspection dispute resolutions
,What action should be taken when a 23 month old car with 22,000 miles on its
odometer fails an emissions inspection because of a failed emission component? -
CORRECT ANSWER-Refer the customer to go to a dealer for the repair
What is the difference between a three wire oxygen sensor and a single wire
oxygen sensor ? - CORRECT ANSWER-A three wire allows earlier closed loop
operation
are smog check inspections and or repairs allowed to be sublet - CORRECT
ANSWER-No but there are a few exceptions
Is sales tax included on the estimate? - CORRECT ANSWER-No only on the
invoice
Functional tests are procedures that consist of - CORRECT ANSWER-EGR
systems, ignition timing, MIL, OBD, LPFET, fuel cap (following manufacturer
procedures, smog check manual and as prompted by the inspection system
Under functional which two tests does gasoline powered vehicles from 96 to 99
require? - CORRECT ANSWER-OBD AND MIL
, What are the two required tests do gasoline powered vehicles from 75 to 95
require? - CORRECT ANSWER-Tailpipe and Visual and everything comes with it
On government vehicles if the odometer is missing or illegible enter ___? -
CORRECT ANSWER-None; N/A
Inspect a dual/ bi-fuel vehicle using the ⛽️ - CORRECT ANSWER-Fuel in which
the vehicle was operating on when it arrived to the station
What are two types of TSI (Two speed idle tests?) - CORRECT ANSWER-2500
rpm and Idle
What are the two types of Acceleration Simulation mode tests? - CORRECT
ANSWER-50/15 and 25/25 test
What does DAD stand for ? - CORRECT ANSWER-Data acquisition device
Smog check program divides the state into 3 areas determined by the air quality..
what are they ? - CORRECT ANSWER-Enhanced, Basic, and Change of
Ownership
Questions and Correct Detailed Answers Already
Graded A+
What are three main reasons to reject a vehicle from performing an initial initial
inspection ? - CORRECT ANSWER-Excessive fluid leaks, engine overheating,
unsafe drive axle tire or wheel (dyno test only)
While performing a visual inspection an inspector observes there is no EGR
amplifier even though one is shown on the under hood emission label. The EGR
valve is connected to the ported vacuum. What EIS analyzer entry should be
made? - CORRECT ANSWER-Missing
Which of the following actions should be taken if a vehicles timing reads 5
degrees BTDC and the specification of the vehicle is 8 degrees ? - CORRECT
ANSWER-Enter "PASS" into the analyzer for ignition timing and 5 degrees BTDC
for the timing reading
Which of the following is a primary purpose of the smog check referee ? -
CORRECT ANSWER-Perform inspection dispute resolutions
,What action should be taken when a 23 month old car with 22,000 miles on its
odometer fails an emissions inspection because of a failed emission component? -
CORRECT ANSWER-Refer the customer to go to a dealer for the repair
What is the difference between a three wire oxygen sensor and a single wire
oxygen sensor ? - CORRECT ANSWER-A three wire allows earlier closed loop
operation
are smog check inspections and or repairs allowed to be sublet - CORRECT
ANSWER-No but there are a few exceptions
Is sales tax included on the estimate? - CORRECT ANSWER-No only on the
invoice
Functional tests are procedures that consist of - CORRECT ANSWER-EGR
systems, ignition timing, MIL, OBD, LPFET, fuel cap (following manufacturer
procedures, smog check manual and as prompted by the inspection system
Under functional which two tests does gasoline powered vehicles from 96 to 99
require? - CORRECT ANSWER-OBD AND MIL
, What are the two required tests do gasoline powered vehicles from 75 to 95
require? - CORRECT ANSWER-Tailpipe and Visual and everything comes with it
On government vehicles if the odometer is missing or illegible enter ___? -
CORRECT ANSWER-None; N/A
Inspect a dual/ bi-fuel vehicle using the ⛽️ - CORRECT ANSWER-Fuel in which
the vehicle was operating on when it arrived to the station
What are two types of TSI (Two speed idle tests?) - CORRECT ANSWER-2500
rpm and Idle
What are the two types of Acceleration Simulation mode tests? - CORRECT
ANSWER-50/15 and 25/25 test
What does DAD stand for ? - CORRECT ANSWER-Data acquisition device
Smog check program divides the state into 3 areas determined by the air quality..
what are they ? - CORRECT ANSWER-Enhanced, Basic, and Change of
Ownership
