Smog Check Manual - Visual Inspection
UPDATED Exam Questions and
CORRECT Answers
Air injection; Spark controls; TAC/ACL; EVAP - CORRECT ANSWER- Which four
emissions control systems are visually inspected on gasoline-powered vehicles but not on
diesel-powered vehicles?
Underhood emission co...
Smog Check Manual - Visual Inspection
UPDATED Exam Questions and
CORRECT Answers
Air injection; Spark controls; TAC/ACL; EVAP - CORRECT ANSWER- Which four
emissions control systems are visually inspected on gasoline-powered vehicles but not on
diesel-powered vehicles?
Underhood emission control label - CORRECT ANSWER- Inspectors must use all available
information necessary to determine the vehicle's emission control requirements, including but
not limited to:
Current emission control application guide - CORRECT ANSWER- Inspectors must use all
available information necessary to determine the vehicle's emission control requirements,
including but not limited to:
Emission control repair manuals - CORRECT ANSWER- Inspectors must use all available
information necessary to determine the vehicle's emission control requirements, including but
not limited to:
Emission component location guides - CORRECT ANSWER- Inspectors must use all
available information necessary to determine the vehicle's emission control requirements,
including but not limited to:
Manufacturer emission control recalls - CORRECT ANSWER- Inspectors must use all
available information necessary to determine the vehicle's emission control requirements,
including but not limited to:
Vacuum hose routing diagrams - CORRECT ANSWER- Inspectors must use all available
information necessary to determine the vehicle's emission control requirements, including but
not limited to:
CARB aftermarket parts listings - CORRECT ANSWER- Inspectors must use all available
information necessary to determine the vehicle's emission control requirements, including but
not limited to:
, Aftermarket parts labels - CORRECT ANSWER- Inspectors must use all available
information necessary to determine the vehicle's emission control requirements, including but
not limited to:
Any reliable vehicle manufacturer sources - CORRECT ANSWER- Inspectors must use all
available information necessary to determine the vehicle's emission control requirements,
including but not limited to:
Engine - CORRECT ANSWER- Some diesel-powered vehicles are equipped with a second
or additional emission control label affixed to the...
Complete and installed in accordance with the vehicle manufacturer's original CA or Federal
certified configuration, or with CARB aftermarket configuration - CORRECT ANSWER- To
pass the visual inspection, the required emissions control systems must be...
Verify whether those parts are CARB approved or exempted - CORRECT ANSWER- What
must the inspector do if a vehicle is equipped with parts that modify the original emission
control configuration?
The vehicle shall fail the visual inspection for being "modified" (EIS) or "tampered" (OIS) -
CORRECT ANSWER- If parts that modify the original emissions control configuration are
not CARB approved or exempted, what are the inspection results?
CARB Executive Order (EO) number - CORRECT ANSWER- What number on the
Aftermarket Parts Label can be used to verify CARB approval or exemption?
Is required for the vehicle undergoing inspection - CORRECT ANSWER- When performing
a visual inspection, inspectors are prohibited from entering "Not Applicable" for an emission
control system that...
Positive Crankcase Ventilation (PCV); Crankcase Depression Regulator (CDR); Crankcase
Ventilation (CCV) - CORRECT ANSWER- Which crankcase emission controls are visually
inspected on diesel vehicles?
Catalytic converter - CORRECT ANSWER- This is a type of exhaust gas after-treatment
system used on diesel vehicles that must be visually inspected.
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