Verify the vehicle is OBD2 compliant. The Equus 3022 works on most 1996 and newer cars, light trucks, and SUVs sold in the United States. To help you get the most out of your tool, tell me: What year, make, and model is your vehicle? What specific error code is your tool currently displaying? Are you trying to pass a state emissions inspection ?
If the screen remains blank during connection, clean the battery terminals to remove oxidation and retest. equus 3022 tester manual full
Do you need help finding a digital copy of the ? Share public link Verify the vehicle is OBD2 compliant
Operate the vehicle only in well-ventilated areas to avoid carbon monoxide poisoning. Safety Glasses: Always wear approved safety eye protection. What specific error code is your tool currently displaying
Fast diagnostics for Engine/Check Engine Light issues (not for ABS, SRS, or oil light resets). 2. Setup and Getting Started