Smog Check Inspector PREPARATION TEST 2026 QUESTIONS AND CORRECT ANSWERS GRADED A+

Smog Check Inspector PREPARATION TEST
2026 QUESTIONS AND CORRECT ANSWERS
GRADED A+

● Percentage. Answer: Carbon Monoxide is measured in:


● EGR. Answer: Exhaust Gas Recirculation


● HC. Answer: Hydrocarbons


● CO. Answer: Carbon Monoxide


● CO2. Answer: Carbon Dioxide


● O2. Answer: Oxygen


● NOx. Answer: Oxides of Nitrogen


● TWC. Answer: Three Way Catalyst


● OC. Answer: Oxydation Catalyst

, ● 1998+. Answer: Diesel vehicles receive a smog inspection


● 1976-1999. Answer: Gasoline vehicles receive a BAR97 inspection


● 2000+. Answer: Gasoline vehicles receive an OIS inspection


● 1996+. Answer: Vehicles receive an OBD2 functional test


● ASM. Answer: Enhanced area inspection for 1999 and older vehicles
compatible with a 2WD dynamometer


● TSI. Answer: Basic and Change of Ownership area inspection for all
1999 and older vehicles, and Enhanced area inspection for 1999 and
older vehicles NOT compatible with a 2WD dynamometer


● Missing (S) BAR97 only. Answer: All or part of an emissions control
system or component which has been removed from
the vehicle or engine.


● Modified (M) BAR97 only. Answer: If an emission control system or
component:
•Has been disabled even though it is present and properly connected to
the engine