HomePowertrain · Codes
Powertrain · Codes
A code index built from manufacturer communications filed with NHTSA in the United States. Vehicle-specific and enhanced codes are included; this is not a list of universal definitions.
3,414 Results
P0422Code meaning and manufacturer information25 Manufacturer communicationsP0423Heated Catalyst Efficiency Below Threshold Bank 1Ram · Manufacturer wording12 Manufacturer communicationsP0426Catalyst Temperature Sensor Circuit Performance (1/1)Ram · Manufacturer wording12 Manufacturer communicationsP042ECode meaning and manufacturer information4 Manufacturer communicationsP042FCode meaning and manufacturer information5 Manufacturer communicationsP0430Catalyst efficiency below threshold · Bank 2185 Manufacturer communicationsP0431Code meaning and manufacturer information3 Manufacturer communicationsP0432Code meaning and manufacturer information1 Manufacturer communicationsP043EEVAP System Leak Detection Reference Orifice Low FlowAlfa Romeo · Manufacturer wording15 Manufacturer communicationsP043FCode meaning and manufacturer information3 Manufacturer communicationsP0440General EVAP System FailureDodge · Manufacturer wording48 Manufacturer communicationsP0441Evaporative emission system incorrect purge flow212 Manufacturer communicationsP0442Evaporative emission system leak detected · Small leak278 Manufacturer communicationsP0443EVAP Purge Solenoid CircuitDodge · Manufacturer wording25 Manufacturer communicationsP0444PURGE VALVE CIRCUIT OPENLand Rover · Manufacturer wording4 Manufacturer communicationsP0445Code meaning and manufacturer information2 Manufacturer communicationsP0446EVAPORATIVE EMISSION CONTROL SYSTEM VENT CONTROL MALFUNCTIONToyota · Manufacturer wording73 Manufacturer communicationsP0447Code meaning and manufacturer information5 Manufacturer communicationsP0448EVAP canister vent control valve closeNissan · Manufacturer wording30 Manufacturer communicationsP0449Evaporative Emission System - Vent Valve / Solenoid CircuitKia · Manufacturer wording21 Manufacturer communicationsP044CCode meaning and manufacturer information2 Manufacturer communicationsP0450Code meaning and manufacturer information4 Manufacturer communicationsP0451Fuel Tank PSI Sensor (FTPS / DPS) - Range Performance (No FTPS Change) There are no drivability symptoms associated with these DTC(s)Hyundai · Manufacturer wording57 Manufacturer communicationsP0452EVAP Pressure Switch Stuck ClosedDodge · Manufacturer wording27 Manufacturer communicationsP0453FUEL TANK PRESSURE SENSOR HIGH INPUTTHIS CONCERN MAY BE CAUSED BY ANTS ENTERING THE FTP SENSOR THROUGH AN OPENING (TO ATMOSPHERE)Mazda · Manufacturer wording15 Manufacturer communicationsP0454Fuel Tank Pressure Sensor Circuit IntermittentCadillac · Manufacturer wording9 Manufacturer communicationsP0455Evaporative emission system leak detected · Large leak185 Manufacturer communicationsP0456Evaporative emission system leak detected · Very small leak636 Manufacturer communicationsP0457GROSS LEAK AFTER FUEL FILLFord · Manufacturer wording29 Manufacturer communicationsP0458PURGE CONTROL VALVE CIRCUIT LOWLand Rover · Manufacturer wording1 Manufacturer communications