Fault code lookup

Results for “P”

Fault codes 32,087

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

CodeDescriptionBrandsSystem
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
Show 15 more matches on this page
CodeDescriptionBrandsSystem
P155EDC/DC Converter Output Voltage Signal Message Counter Incorrect8Powertrain
P155FKlem S spanning9Powertrain
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
P1566Signal reveals frequency error25Powertrain
P1567Battery temperature too high22Powertrain
P1568Toggle bit incorrect28Powertrain
P1569Cruise control switch incorrect signal18Powertrain
P156ABattery capacity abnormal10Powertrain
P156BSystem voltage fault10Powertrain
P156CBattery voltage abnormal9Powertrain
CodeDescriptionBrandsSystem
P155EDC/DC Converter Output Voltage Signal Message Counter Incorrect8Powertrain
P155FKlem S spanning9Powertrain
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
P1566Signal reveals frequency error25Powertrain
P1567Battery temperature too high22Powertrain
P1568Toggle bit incorrect28Powertrain
P1569Cruise control switch incorrect signal18Powertrain
P156ABattery capacity abnormal10Powertrain
P156BSystem voltage fault10Powertrain
P156CBattery voltage abnormal9Powertrain
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