Fault code lookup

Results for “P”

Fault codes 32,087

Results match keywords in the stored descriptions. Codes you typed are shown first.

CodeDescriptionBrandsSystem
P20A3Reductant Purge Control Valve Circuit High26Powertrain
P20A4Reductant Purge Control Valve Stuck Open20Powertrain
P20A5Reductant Purge Control Valve A Stuck Closed23Powertrain
P20A6Reductant injection air pressure control valve circuit/open21Powertrain
P20A7Reductant injection air pressure control valve performance20Powertrain
P20A8Reductant injection air pressure control valve circuit low20Powertrain
P20A9Reductant injection air pressure control valve circuit high20Powertrain
P20AAReductant injection air pressure control valve stuck open20Powertrain
P20ABReductant injection air pressure control valve stuck closed20Powertrain
P20ACReductant Metering Unit Temperature Sensor Circuit23Powertrain
Show 15 more matches on this page
CodeDescriptionBrandsSystem
P20ADReductant Metering Unit Temperature Sensor Circuit Range/Performance25Powertrain
P20AEReductant Metering Unit Temperature Sensor Circuit Low24Powertrain
P20AFReductant metering unit temperature sensor circuit high21Powertrain
P20B0Reductant Metering Unit Temperature Sensor Circuit Intermittent/Erratic23Powertrain
P20B1Reductant Heater Coolant Control Valve Circuit/Open24Powertrain
P20B2Reductant Heater Coolant Control Valve Performance/Stuck Open26Powertrain
P20B3Reductant Heater Coolant Control Valve Circuit Low24Powertrain
P20B4Reductant Heater Coolant Control Valve Circuit High24Powertrain
P20B5Reductant metering unit heater control circuit/open21Powertrain
P20B6Reductant metering unit heater control circuit performance20Powertrain
P20B7Reductant metering unit heater control circuit low22Powertrain
P20B8Reductant metering unit heater control circuit high21Powertrain
P20B9Reductant Heater A Control Circuit/Open26Powertrain
P20BAReductant Heater A Control Circuit Performance25Powertrain
P20BBReductant Heater A Control Circuit Low26Powertrain
CodeDescriptionBrandsSystem
P20ADReductant Metering Unit Temperature Sensor Circuit Range/Performance25Powertrain
P20AEReductant Metering Unit Temperature Sensor Circuit Low24Powertrain
P20AFReductant metering unit temperature sensor circuit high21Powertrain
P20B0Reductant Metering Unit Temperature Sensor Circuit Intermittent/Erratic23Powertrain
P20B1Reductant Heater Coolant Control Valve Circuit/Open24Powertrain
P20B2Reductant Heater Coolant Control Valve Performance/Stuck Open26Powertrain
P20B3Reductant Heater Coolant Control Valve Circuit Low24Powertrain
P20B4Reductant Heater Coolant Control Valve Circuit High24Powertrain
P20B5Reductant metering unit heater control circuit/open21Powertrain
P20B6Reductant metering unit heater control circuit performance20Powertrain
P20B7Reductant metering unit heater control circuit low22Powertrain
P20B8Reductant metering unit heater control circuit high21Powertrain
P20B9Reductant Heater A Control Circuit/Open26Powertrain
P20BAReductant Heater A Control Circuit Performance25Powertrain
P20BBReductant Heater A Control Circuit Low26Powertrain
Advanced: scanner vehicle and live-data matches

Vehicles 0

No matching vehicles.

Live data 0

No matching live-data parameters.

These tables come from diagnostic data. They are useful for advanced users and can be ignored for a normal code lookup.

OpenDTC - independent fault code reference