Vehicles 2000 & Newer

Smog check for vehicles model year 2000 and newer typically includes an On-Board Diagnostics II (OBD-II) test. This test involves connecting to the vehicle's computer to check for emissions-related fault codes, verify that all emission control systems are functioning, and confirm that the vehicle’s internal monitors have run successfully. The inspector also conduct a visual inspection of emission components to ensure none have been tampered with or are missing. If any issues are detected, the vehicle will fail the test and need repairs to pass the smog check.