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🚗 HONDA CIVIC — Diagnostic Trouble Codes

8 diagnostic trouble codes have been reported by HONDA CIVIC owners to NHTSA. Click any code for detailed reports and causes specific to this vehicle.

Code Description Reports
B0001 Driver Frontal Stage 1 Deployment Control 9
P0304 Cylinder 4 Misfire Detected 3
P2422 EVAP System Vent Valve Stuck Closed 3
P0302 Cylinder 2 Misfire Detected 2
P0172 System Too Rich Bank 1 2
P0303 Cylinder 3 Misfire Detected 2
P1440 Purge Valve Stuck Open 2
P0497 EVAP System Low Purge Flow 2

Report counts based on NHTSA owner complaints. Codes are linked to the generic DTC code page for more information.

Got a Code on Your HONDA CIVIC?

  1. 1
    Find your code above

    Click the code to see detailed data for your specific HONDA CIVIC, including real owner reports.

  2. 2
    Check for recalls

    Enter your VIN at nhtsa.gov/recalls to check for free recall repairs.

  3. 3
    Get diagnosed

    A code is a starting point, not a final answer. Get a proper diagnosis before replacing parts.