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
P1667Engine ECU monitoring failure25Powertrain
P166AFault diagnostic report, turn-off test timeout15Powertrain
P166BFault diagnostic report, level 1 and 2 power-on duration implausible15Powertrain
P166CEngine speed sensor acquisition alarm15Powertrain
P166DEngine control module: incorrect Installation16Powertrain
P166EInput shaft 2 sensor collecting warning14Powertrain
P1670SMG intervention implausible25Powertrain
P1671Valve for Pump - Jet: Cylinder 6 (N245): Electrical Malfunction25Powertrain
P1672Engine speed signal22Powertrain
P1673ABS lamp control circuit25Powertrain
P1676Drive by wire-MIL circuit electrical malfunction29Powertrain
P1677Immobilizer system disabled28Powertrain
P1678FPTDR Signal Line Failure24Powertrain
P1679Drive by Wire-MIL Circ. Open26Powertrain
P1681Function monitoring, speed sensor, supply wire or DME faulty27Powertrain
P1682Ignition circuit malfunction24Powertrain
P1683Driver 5 Line 327Powertrain
P1684Driver 5 Line 428Powertrain
P1685Driver 5 Line 525Powertrain
P1686Function monitoring, pedal-travel-sensor supply wire or DME fault27Powertrain
P1687MIL ON, P1688 & Lack Of Power25Powertrain
P1688W11 engine: Fault code stored26Powertrain
P168ALevel 3 too high15Powertrain
P168FCold start injection system performance14Powertrain
P1690Malfunction indication light malfunction27Powertrain
P1691Fuel Sys ESS RPM Error22Powertrain
P1692Malfunction indication light short to ground23Powertrain
P1693Controlled engine stop and start (DAMP) fault27Powertrain
P1694Starter control failure24Powertrain
P1695Starter control failure26Powertrain
P1696Starter control25Powertrain
P1697TCSFC signal high input24Powertrain
P1699Powertrain Data Bus: Missing Message from Steering Wheel Electronics20Powertrain
P169AEngine controls ignition relay circuit 2 low voltage18Powertrain
P169BCold Start Fuel Pump Primary Circuit High14Powertrain
P16A0Sensor communication circuit low voltage18Powertrain
P16A1Sensor communication circuit high voltage16Powertrain
P16A2Sensor communication circuit performance19Powertrain
P16A3Fuel injector control module cylinder 1 injector switching circuit18Powertrain
P16A4Fuel injector control module cylinder 2 injector switching circuit17Powertrain
P16A5Oil vapor recirculation circuit heater failure18Powertrain
P16A6Oil vapor recirculation circuit heater failure16Powertrain
P16A7Oil vapor recirculation circuit heater failure17Powertrain
P16A8Oil vapor recirculation circuit heater failure16Powertrain
P16A9Fault on sump gases recirculation heater B4Powertrain
P16AAIntake air heater temperature sensor circuit low voltage12Powertrain
P16ABIntake air heater temperature sensor circuit high voltage11Powertrain
P16ACGyertya 6. henger3Powertrain
P16ADCiorcal teite 79Powertrain
P16AESveces cilindrā 89Powertrain

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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