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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Fault codes

P0247 Turbocharger/Supercharger Wastegate Solenoid B Malfunction

Generic Injector Circuit High severity

P0250 Turbocharger/Supercharger Wastegate Solenoid B Circuit High

Generic Injector Circuit High severity

P0253 Injection Pump Fuel Metering Control A Low

Generic Injector Circuit High severity

P0256 Injection Pump Fuel Metering Control B Malfunction

Generic Injector Circuit High severity

P0260 Injection Pump Fuel Metering Control B Intermittent

Generic Injector Circuit High severity

P0264 Cylinder 2 Injector Circuit Low

Generic Injector Circuit High severity

P0268 Cylinder 3 Injector Circuit High

Generic Injector Circuit High severity

P0271 Cylinder 4 Injector Circuit High

Generic Injector Circuit High severity

P0315 Crankshaft Position System Variation Not Learned

Generic Ignition System High severity

P0317 Rough Road Hardware Not Present

Generic Ignition System High severity

P0320 Ignition/Distributor Engine Speed Input Circuit

Generic Ignition System High severity

P0323 Ignition/Distributor Engine Speed Input Circuit Intermittent

Generic Ignition System High severity

P0327 Knock Sensor Circuit Low Input

Generic Ignition System Medium severity

P0331 Knock Sensor 2 Circuit Range/Performance Bank 2

Generic Ignition System Medium severity

P0334 Knock Sensor 2 Circuit Intermittent Bank 2

Generic Ignition System Medium severity