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Rough idle or shakingVibration while stopped Hard to startLong cranking or no-start Engine stallsCuts out at idle or on the road Hesitates or loses powerSlow response when accelerating Battery light is onCharging system warning Harsh gear changesDelayed or rough shifting

A symptom can have several causes. Treat matching codes as clues and follow the diagnostic checks in each guide.

Fuel System Check soon Clear all

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Engine1049 Emissions515 Fuel1016 Sensors & Electronics2110 Transmission866 Electrical & Charging1797 Body & Restraints193 Chassis & Brakes479 Network & Communication1228

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All severities9253 Low priority305 Check soon8256 Urgent621

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All families9253 P · Powertrain7353 B · Body193 C · Chassis479 U · Network1228

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These are generic OBD2 definitions. Exact make, model, engine, and year compatibility will appear after vehicle-fitment data is added.

Diagnostic codes

Showing 553–576 of 975

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P22F5Cylinder 8 Alternative Fuel Injector Control Circuit/OpenCheck soonFuel System30–120 minutes for initial diagnosisP22F5 relates to cylinder 8 alternative fuel injector control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P22F6Cylinder 8 Alternative Fuel Injector Control Circuit LowCheck soonFuel System30–120 minutes for initial diagnosisP22F6 relates to cylinder 8 alternative fuel injector control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P22F7Cylinder 8 Alternative Fuel Injector Control Circuit HighCheck soonFuel System30–120 minutes for initial diagnosisP22F7 relates to cylinder 8 alternative fuel injector control circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P22F8Cylinder 8 Alternative Fuel Injector Control Circuit Range/PerformanceCheck soonFuel System30–120 minutes for initial diagnosisP22F8 relates to cylinder 8 alternative fuel injector control circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P230ACylinder 1 Air-Fuel Ratio Imbalance - Adjustment At Limit During BalanceCheck soonFuel System30–120 minutes for initial diagnosisP230A relates to cylinder 1 air-fuel ratio imbalance - adjustment at limit during balance. Check the fault conditions and vehicle-specific procedure before replacing parts.P230BCylinder 2 Air-Fuel Ratio Imbalance - Adjustment At Limit During BalanceCheck soonFuel System30–120 minutes for initial diagnosisP230B relates to cylinder 2 air-fuel ratio imbalance - adjustment at limit during balance. Check the fault conditions and vehicle-specific procedure before replacing parts.P230CCylinder 3 Air-Fuel Ratio Imbalance - Adjustment At Limit During BalanceCheck soonFuel System30–120 minutes for initial diagnosisP230C relates to cylinder 3 air-fuel ratio imbalance - adjustment at limit during balance. Check the fault conditions and vehicle-specific procedure before replacing parts.P230DCylinder 4 Air-Fuel Ratio Imbalance - Adjustment At Limit During BalanceCheck soonFuel System30–120 minutes for initial diagnosisP230D relates to cylinder 4 air-fuel ratio imbalance - adjustment at limit during balance. Check the fault conditions and vehicle-specific procedure before replacing parts.P230ECylinder 5 Air-Fuel Ratio Imbalance - Adjustment At Limit During BalanceCheck soonFuel System30–120 minutes for initial diagnosisP230E relates to cylinder 5 air-fuel ratio imbalance - adjustment at limit during balance. Check the fault conditions and vehicle-specific procedure before replacing parts.P230FCylinder 6 Air-Fuel Ratio Imbalance - Adjustment At Limit During BalanceCheck soonFuel System30–120 minutes for initial diagnosisP230F relates to cylinder 6 air-fuel ratio imbalance - adjustment at limit during balance. Check the fault conditions and vehicle-specific procedure before replacing parts.P231ACylinder 7 Air-Fuel Ratio Imbalance - Adjustment At Limit During BalanceCheck soonFuel System30–120 minutes for initial diagnosisP231A relates to cylinder 7 air-fuel ratio imbalance - adjustment at limit during balance. Check the fault conditions and vehicle-specific procedure before replacing parts.P231BCylinder 8 Air-Fuel Ratio Imbalance - Adjustment At Limit During BalanceCheck soonFuel System30–120 minutes for initial diagnosisP231B relates to cylinder 8 air-fuel ratio imbalance - adjustment at limit during balance. Check the fault conditions and vehicle-specific procedure before replacing parts.P231CCylinder 9 Air-Fuel Ratio Imbalance - Adjustment At Limit During BalanceCheck soonFuel System30–120 minutes for initial diagnosisP231C relates to cylinder 9 air-fuel ratio imbalance - adjustment at limit during balance. Check the fault conditions and vehicle-specific procedure before replacing parts.P231DCylinder 10 Air-Fuel Ratio Imbalance - Adjustment At Limit During BalanceCheck soonFuel System30–120 minutes for initial diagnosisP231D relates to cylinder 10 air-fuel ratio imbalance - adjustment at limit during balance. Check the fault conditions and vehicle-specific procedure before replacing parts.P231ECylinder 11 Air-Fuel Ratio Imbalance - Adjustment At Limit During BalanceCheck soonFuel System30–120 minutes for initial diagnosisP231E relates to cylinder 11 air-fuel ratio imbalance - adjustment at limit during balance. Check the fault conditions and vehicle-specific procedure before replacing parts.P231FCylinder 12 Air-Fuel Ratio Imbalance - Adjustment At Limit During BalanceCheck soonFuel System30–120 minutes for initial diagnosisP231F relates to cylinder 12 air-fuel ratio imbalance - adjustment at limit during balance. Check the fault conditions and vehicle-specific procedure before replacing parts.P232BCylinder 11 Fuel Injector A Offset Learning At Min LimitCheck soonFuel System30–120 minutes for initial diagnosisP232B relates to cylinder 11 fuel injector a offset learning at min limit. Check the fault conditions and vehicle-specific procedure before replacing parts.P232CCylinder 11 Fuel Injector A Offset Learning At Max LimitCheck soonFuel System30–120 minutes for initial diagnosisP232C relates to cylinder 11 fuel injector a offset learning at max limit. Check the fault conditions and vehicle-specific procedure before replacing parts.P232DCylinder 12 Fuel Injector A Offset Learning At Min LimitCheck soonFuel System30–120 minutes for initial diagnosisP232D relates to cylinder 12 fuel injector a offset learning at min limit. Check the fault conditions and vehicle-specific procedure before replacing parts.P232ECylinder 12 Fuel Injector A Offset Learning At Max LimitCheck soonFuel System30–120 minutes for initial diagnosisP232E relates to cylinder 12 fuel injector a offset learning at max limit. Check the fault conditions and vehicle-specific procedure before replacing parts.P233AFuel Pressure Regulator C Control Circuit/OpenCheck soonFuel System30–120 minutes for initial diagnosisP233A relates to fuel pressure regulator c control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P233BFuel Pressure Regulator C Control Circuit LowCheck soonFuel System30–120 minutes for initial diagnosisP233B relates to fuel pressure regulator c control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P233CFuel Pressure Regulator C Control Circuit HighCheck soonFuel System30–120 minutes for initial diagnosisP233C relates to fuel pressure regulator c control circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P233DFuel Pressure Regulator B Solenoid Supply Voltage Control Circuit/OpenCheck soonFuel System30–120 minutes for initial diagnosisP233D relates to fuel pressure regulator b solenoid supply voltage control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.