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Porsche fault codes

2,794 codes · 25 vehicle records · 190 ECU records · 0 live-data parameters

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Codes 2,794

CodeDescriptionBrandsSystem
P1536Brake pedal stroke sensor25Powertrain
P1537A/C Request Circuit Low Voltage19Powertrain
P1538Engine shutoff solenoid open/short to ground21Powertrain
P1539A/C clutch status circuit high voltage20Powertrain
P1540Vehicle speed sensor high input25Powertrain
P1541Fuel pump relay circuit open27Powertrain
P1542Primary PCM ID circuit (dual PCM application)26Powertrain
P1543Air conditioning relay circuit25Powertrain
P1544Battery current sensor B24Powertrain
P1546Battery temperature sensor B25Powertrain
P1547Battery temperature sensor B19Powertrain
P1548Boost pressure control valve open16Powertrain
P1549Boost pressure control valve short to ground20Powertrain
P154C00No description available1Powertrain
P154FBoost pressure regulation: malfunction; Open circuit14Powertrain
P1550DME: Activation, idle-speed control valve/closing coil30Powertrain
P1551BECB current measurement fault27Powertrain
P1552BECB voltage measurement fault24Powertrain
P1553Idle Air Control Valve24Powertrain
P1554Cruise Control Feedback Circuit27Powertrain
P1555Brake vacuum booster pump relay circuit short leading to high voltage27Powertrain
P1556Small leakage of vacuum degree of brake vacuum booster pump27Powertrain
P1557Brake vacuum system slow leak22Powertrain
P1558Throttle actuator (G186): electrical malfunction; Open circuit22Powertrain
P1559Throttle body (J338): fault in basic settings26Powertrain
P155ABoost pressure regulation: lower limit not reached; Open or short to ground11Powertrain
P155BBoost pressure regulation: adaptation range not reached; No signal/communication10Powertrain
P155CBoost pressure regulation: adaptation range exceeded; No or incorrect basic setting / adaptation10Powertrain
P155DBoost pressure bank 2: too high; Cannot be tested at this time11Powertrain
P1560High voltage related fault29Powertrain
P1561System voltage low voltage24Powertrain
P1562System voltage low alarm30Powertrain
P1563Quantity Adjuster (N146): Lower Limit Reached28Powertrain
P1564Idle speed control throttle position Low voltage during adaptation33Powertrain
P1565Signal implausible29Powertrain
P156ABattery capacity abnormal10Powertrain
P156BSystem voltage fault10Powertrain
P156CBattery voltage abnormal9Powertrain
P156DDC/DC Converter Ignition Switch Run/Start Signal Message Counter Incorrect8Powertrain
P1570Control module locked25Powertrain
P1571Traction control torque request circuit30Powertrain
P1572Left engine Mount solenoid valve short to ground33Powertrain
P1574Stop lamp switch circuit29Powertrain
P1575Right engine mount solenoid valve (N145): short to plus29Powertrain
P1576Pedal position not available27Powertrain
P1577Pedal position sensor outputs disagree27Powertrain
P1578ETC power less than demand22Powertrain
P1579ETC in power limiting mode29Powertrain
P1580DME: Activation, engine throttle30Powertrain
P1581Electronic throttle monitor malfunction23Powertrain

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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