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SMOG CHECK INSPECTOR EXAM CA 2024-2025
COMPLETE 150 ACTUAL EXAM QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)
GRADED A+
What are the two types of Acceleration Simulation mode tests? - Correct Answer - 50/15 and 25/25 test
A certificate of compliance is required whenever a vehicle changes ownership except when the vehicle is being transferred between? - Correct Answer - Family (parent,child,spouse,) companies, lessor and lessee
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 1 / 2
pg. 2 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
What is the Bar snap test? - Correct Answer - It's part of the bar 97 tests older vehicles 99 and older. Ensure that the RPM falls in between 2000 and 3000observe the tailpipe exhaust plume for 10 seconds (3 times)
When calibrating the bar 97 which gases does it have? - Correct Answer - Zero, high, and low
When calibrating the EVAP machine what do you need to do? - Correct Answer - Attach the red hose to the machine need it open up the compressed nitrogen
What is the PCV system? Reduces which two gases - Correct Answer - Contains the flow of crankcase fumes (blow by gases) into the intake manifold to reduce hydrocarbons (HC) and Carbon Monoxide (CO)
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
When inspecting a government fleet vehicle what vehicle information is needed? - Correct Answer - Bar file number
What should the tech do if the VIN # on the bar code is illegible? - Correct Answer - Then you must input it manually
Diesel vehicles that are 98 and newer require which two functional tests?? - Correct Answer - OBD and MIL (malfunction indicator light)
The visible smoke test consists of? - Correct Answer - 3 bar snap tests
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