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Opel fault codes

15,060 codes · 16 vehicle records · 175 ECU records · 0 live-data parameters

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Codes 15,060

CodeDescriptionBrandsSystem
P1645Read error, RAM backup28Powertrain
P1648Wrong security code entered29Powertrain
P1649Write error, RAM backup28Powertrain
P164AOil pressure switch: implausible signal; Short to ground13Powertrain
P164BFuel pump driver control module read only memory12Powertrain
P164CFuel pump driver control module random access memory17Powertrain
P164DOil pressure switch for reduced oil pressure: malfunction; Defective14Powertrain
P164EFuel injector control module engine controls ignition relay circuit low voltage15Powertrain
P164FFuel injector control module engine controls ignition relay circuit high voltage10Powertrain
P1650CAN: Device offline30Powertrain
P1652Starter motor system communication28Powertrain
P1655Read error, random code, in EEPROM27Powertrain
P1656CAN link PCM/PCM circuit/network29Powertrain
P1657Engine operating information failure25Powertrain
P1658Reversing lamp relay circuit voltage low25Powertrain
P165AReplace electronic control unit (ECU)15Powertrain
P165CGrill Shutter 'A' Minimum/Maximum Stop Performance14Powertrain
P165DGrill Shutter 'A' Control Circuit10Powertrain
P165EGrill Shutter Control Module 'A' Supply Voltage Circuit Low11Powertrain
P165FOil pressure regulation valve: short to GND; Lower limit exceeded12Powertrain
P1660Receive error, serial interface29Powertrain
P1663Storage, random code24Powertrain
P1664Write error, random code, in EEPROM25Powertrain
P1665Injection pump control module communications26Powertrain
P1666Oxygen sensor malfunction27Powertrain
P1667Engine ECU monitoring failure25Powertrain
P1668Start value not clearly recognisable19Powertrain
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
P166FGenerator information not programmed13Powertrain
P1675Power supply - sensor (GAP)24Powertrain
P1676Drive by wire-MIL circuit electrical malfunction29Powertrain
P1677Immobilizer system disabled28Powertrain
P1678FPTDR Signal Line Failure24Powertrain
P1679Drive by Wire-MIL Circ. Open26Powertrain
P167ACalibration mismatch14Powertrain
P167CGlow plug control module temperature - intake air temperature sensor 1 correlation15Powertrain
P167EECM requested fuel injector control module failure record14Powertrain
P167FNon-OEM calibration detected11Powertrain
P1680Reset-Resistant Limp-Mode Active22Powertrain
P1682Ignition circuit malfunction24Powertrain
P1683Driver 5 Line 327Powertrain
P1684Driver 5 Line 428Powertrain
P1686Function monitoring, pedal-travel-sensor supply wire or DME fault27Powertrain
P1687MIL ON, P1688 & Lack Of Power25Powertrain
P1688W11 engine: Fault code stored26Powertrain
P1689Engine Control Module21Powertrain

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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