Fault code lookup

Proton fault codes

8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters

Search only Proton codes

Codes 8,866

CodeDescriptionBrandsSystem
P061AInternal control module torque failure34Powertrain
P061BInternal control module torque calculation performance40Powertrain
P061CInternal Control Module Engine RPM Performance31Powertrain
P061FInternal Control Module Throttle Actuator Controller Performance31Powertrain
P0620Generator Control Circuit35Powertrain
P0621Generator Lamp L Control Circuit31Powertrain
P0622Generator Field F Control Circuit33Powertrain
P0623Generator Lamp Control Circuit27Powertrain
P0625Generator Field/F Terminal Circuit Low29Powertrain
P0626Generator Field/F Terminal Circuit High28Powertrain
P0627Fuel Pump A Control Circuit/Open40Powertrain
P0628Fuel Pump A Control Circuit Low39Powertrain
P0629Fuel Pump A Control Circuit High38Powertrain
P062AFuel Pump A Control Circuit Range/Performance28Powertrain
P062BECM Internal Control Module - Fuel Injection Control implausible (Drive Failure)34Powertrain
P062CInternal Control Module Vehicle Speed Performance26Powertrain
P062DFuel Injector Driver Circuit Performance (Bank 1)30Powertrain
P062FInternal control module EEPROM error40Powertrain
P0630VIN Not Programmed or Incompatible - ECM/PCM35Powertrain
P0634Control Module Internal Temperature A Too High31Powertrain
P0635Power Steering Control Circuit27Powertrain
P0638Throttle Actuator Control Range/Performance (Bank 1)36Powertrain
P063BGenerator temperature too high23Powertrain
P0641Sensor Reference Voltage A Circuit/Open42Powertrain
P0642Sensor Reference Voltage A Circuit Low38Powertrain
P0643Sensor Reference Voltage A Circuit High38Powertrain
P0645A/C Clutch Relay Control Circuit38Powertrain
P0646A/C Clutch Relay Control Circuit Low35Powertrain
P0647A/C Clutch Relay Control Circuit High35Powertrain
P064AFuel Pump Control Module A30Powertrain
P064CGlow Plug Control Module 128Powertrain
P064DOxygen sensor serial peripheral interface (SPI) communication failure30Powertrain
P0650Malfunction Indicator Lamp (MIL) Control Circuit36Powertrain
P0651Sensor Reference Voltage B Circuit/Open39Powertrain
P0652Sensor Reference Voltage B Circuit Low34Powertrain
P0653Sensor Reference Voltage B Circuit High36Powertrain
P0654Engine RPM Output Circuit30Powertrain
P0656Fuel Level Output Circuit29Powertrain
P0657Actuator Supply Voltage A Circuit/Open38Powertrain
P0658Actuator Supply Voltage A Circuit Low34Powertrain
P0659Actuator Supply Voltage A Circuit High32Powertrain
P065AGenerator System Performance28Powertrain
P065EIntake Manifold Tuning Valve Performance25Powertrain
P0660Intake Manifold Tuning Valve Control Circuit/Open (Bank 1)34Powertrain
P0661Intake Manifold Tuning Valve Control Circuit Low (Bank 1)33Powertrain
P0662Intake Manifold Tuning Valve Control Circuit High (Bank 1)33Powertrain
P0666Control Module Internal Temperature Sensor A Circuit32Powertrain
P0667Control Module Internal Temperature Sensor A Range/Performance30Powertrain
P0668Control Module Internal Temperature Sensor A Circuit Low32Powertrain
P0669Control Module Internal Temperature Sensor A Circuit High32Powertrain

Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.

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