What does the Smog Check consist of?

The smog check test consists of Emissions Inspection, Visual Inspection and Functional Inspection–all of which ensure your emissions equipment is in place, functioning, and doing its job of weeding out pollutants from your car’s exhaust.

How do Smogs work?

Performing a smog check is a three-part process. A visual inspection confirms that all equipment is properly connected and that the smoke coming from the tailpipe isn’t black or white. A functional inspection reviews the vehicle’s computer and On Board Diagnostic system for fault codes or errors.

Which component category should you check as part of the Vehicle Inspection?

Any vehicle that has components marked or labeled cannot be used for the vehicle inspection test. The brake lights, emergency flashers, turn signals, and horn must be checked. If any of these items do not work, the skills and road portions of the test will be postponed.

What is required to pass smog in California?

A smog check may include any of the following tests: Visual inspection of emission control components and systems. Functional inspection of the vehicle’s check engine light, ignition timing, exhaust gas recirculation system, fuel evaporative system, and gas cap.

What is checked in a California Smog Check?

HOW DOES A SMOG CHECK WORK? Your vehicle’s emissions are inspected visually and with special testing equipment that detects levels of carbon monoxide, carbon dioxide, hydrocarbons, nitrogen oxide, and emissions from evaporation.

What counties in California dont require smog?

What Counties in CA Don’t Require Smog Check? The countries in CA which do not require smog check are El Dorado, Riverside, Placer, San Diego, San Bernardino, and Sonoma.

What is enhanced Smog Check?

Smog Check requirements and inspection types are determined by the area in which a vehicle is registered. Enhanced Areas: Urbanized areas of the state with serious, severe, or extreme nonattainment air quality. All Smog Check requirements apply in these areas.

Can you pass Smog Check with check engine light on?

Get Rid of Your Check Engine Light If your check engine light is on, you’ll automatically fail your smog test. In the State of California, your auto mechanic cannot refuse to test your car if they see the light on. Thanks to state law, they have to test and fail your car.