DTC Codes
Honda OBD-II Codes
25 codes
B1241A problem in the blower motor circuitB1906Pretensioner squib (left) circuit openB2968A short in the humidity sensor circuitB2989A problem in the A/C compressor motorB2992An open in the thermal protector circuitB2993A short in the thermal protector circuitP0102Insight — MAF sensor voltage lowP0135Insight — AIR fuel ratio (A/F) sensor (sensor 1) heater…P0171Accord — Fuel system too leanP0171Civic — Fuel system too leanP0171Insight — Fuel system too leanP0300Accord — Random/Multiple Cylinder Misfire DetectedP0300Civic — Random/Multiple Cylinder Misfire DetectedP0300CR-V — Random/Multiple Cylinder Misfire DetectedP0300Insight — Random/Multiple Cylinder Misfire DetectedP0301Insight — Misfire No.1 cylinderP0420Accord — Catalyst System Efficiency Below Threshold Ba…P0420Civic — Catalyst System Efficiency Below Threshold Ba…P0420CR-V — Catalyst System Efficiency Below Threshold Ba…P0506CR-V — Idle Air Control System RPM Lower Than Expect…P0962Insight — CVT Drive Pulley Pressure Control Valve Circu…P1259Accord — VTEC System Malfunction (Bank 1)P1259Civic — VTEC System Malfunction (Bank 1)P1399Civic — Random Misfire Detected (Honda-specific)P2422CR-V — EVAP Canister Vent Valve Stuck Closed