OBD fault code library

Look up any P or U code to see what it means, what causes it, the parts involved and how it gets fixed.

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P1246 Alternator Load Input Failed
BMW Injector Circuit High severity
P1247 Turbo Boost Pressure Low
BMW Injector Circuit High severity
P1249 Wastegate Control Valve Performance
BMW Injector Circuit High severity
P1250 Lack Of Power To Fuel Pressure Regulator Control Solenoid
BMW Fuel and Air Metering High severity
P1251 Throttle Motor Circuit
BMW Fuel and Air Metering High severity
P1253 Pedal Correlation PDS1 and LPDS Low
BMW Vehicle Speed and Idle Control System Low severity
P1254 Pedal Correlation PDS2 and LPDS High
BMW Vehicle Speed and Idle Control System Low severity
P1255 Pedal Correlation PDS2 and LPDS Low
BMW Vehicle Speed and Idle Control System Low severity
P1257 Pedal Correlation PDS2 and HPDS
BMW Vehicle Speed and Idle Control System Low severity
P1258 Pedal Correlation PDS1 and PDS2
BMW Vehicle Speed and Idle Control System Low severity
P1261 Cylinder 1 High To Low Side Short
BMW Injector Circuit High severity
P1262 Cylinder 2 High To Low Side Short
BMW Injector Circuit High severity
P1263 Cylinder 3 High To Low Side Short
BMW Injector Circuit High severity
P1264 Cylinder 4 High To Low Side Short
BMW Injector Circuit High severity

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