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Find codes by symptomChoose what you notice to search matching code guides.

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.

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

FiltersSeverity · family

Severity

All severities9253 Low priority305 Check soon8256 Urgent621

Code family

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 8065–8088 of 8256

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U3569Anode Multifunction ValveCheck soonNetwork & Communication45–120 minutes for initial diagnosisU3569 concerns anode multifunction valve. Learn what this fault indicates and where to begin diagnosis.U356AAnode Drain Valve Control CircuitCheck soonNetwork & Communication45–120 minutes for initial diagnosisU356A concerns anode drain valve control circuit. Learn what this fault indicates and where to begin diagnosis.U356BAnode Drain ValveCheck soonNetwork & Communication45–120 minutes for initial diagnosisU356B concerns anode drain valve. Learn what this fault indicates and where to begin diagnosis.U356CAnode Header Drain Valve Control CircuitCheck soonNetwork & Communication45–120 minutes for initial diagnosisU356C concerns anode header drain valve control circuit. Learn what this fault indicates and where to begin diagnosis.U356DAnode Header Drain ValveCheck soonNetwork & Communication45–120 minutes for initial diagnosisU356D concerns anode header drain valve. Learn what this fault indicates and where to begin diagnosis.U356EAnode Drain Valve Heater Relay Control CircuitCheck soonNetwork & Communication45–120 minutes for initial diagnosisU356E concerns anode drain valve heater relay control circuit. Learn what this fault indicates and where to begin diagnosis.U356FAnode Header Drain Valve Heater Relay Control CircuitCheck soonNetwork & Communication45–120 minutes for initial diagnosisU356F concerns anode header drain valve heater relay control circuit. Learn what this fault indicates and where to begin diagnosis.U3570Stack Inlet Coolant Temperature Sensor CircuitCheck soonNetwork & Communication45–120 minutes for initial diagnosisU3570 concerns stack inlet coolant temperature sensor circuit. Learn what this fault indicates and where to begin diagnosis.U3571Stack Outlet Coolant Temperature Sensor 1 CircuitCheck soonNetwork & Communication45–120 minutes for initial diagnosisU3571 concerns stack outlet coolant temperature sensor 1 circuit. Learn what this fault indicates and where to begin diagnosis.U3572Stack Outlet Coolant Temperature Sensor 2 CircuitCheck soonNetwork & Communication45–120 minutes for initial diagnosisU3572 concerns stack outlet coolant temperature sensor 2 circuit. Learn what this fault indicates and where to begin diagnosis.U3573Coolant Mixing Valve Control CircuitCheck soonNetwork & Communication45–120 minutes for initial diagnosisU3573 concerns coolant mixing valve control circuit. Learn what this fault indicates and where to begin diagnosis.U3574Coolant Mixing ValveCheck soonNetwork & Communication45–120 minutes for initial diagnosisU3574 concerns coolant mixing valve. Learn what this fault indicates and where to begin diagnosis.U3575Coolant Mixing Valve Position Sensor CircuitCheck soonNetwork & Communication45–120 minutes for initial diagnosisU3575 concerns coolant mixing valve position sensor circuit. Learn what this fault indicates and where to begin diagnosis.U3576Stack Differential Pressure Sensor CircuitCheck soonNetwork & Communication45–120 minutes for initial diagnosisU3576 concerns stack differential pressure sensor circuit. Learn what this fault indicates and where to begin diagnosis.B0081Passenger Presence System 1Check soonBody & Restraints45–120 minutes for initial diagnosisB0081 means Passenger Presence System 1. Review likely symptoms, causes, safety considerations, and a sensible diagnostic order.B0092Passenger Presence System 2Check soonBody & Restraints45–120 minutes for initial diagnosisB0092 means Passenger Presence System 2. Review likely symptoms, causes, safety considerations, and a sensible diagnostic order.C0052Steering Wheel Position Sensor Signal ACheck soonChassis & Brakes45–120 minutes for initial diagnosisC0052 means Steering Wheel Position Sensor Signal A. Review likely symptoms, causes, safety considerations, and a sensible diagnostic order.C0053Steering Wheel Position Sensor Signal BCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0053 means Steering Wheel Position Sensor Signal B. Review likely symptoms, causes, safety considerations, and a sensible diagnostic order.C0054Steering Wheel Position Sensor Signal CCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0054 means Steering Wheel Position Sensor Signal C. Review likely symptoms, causes, safety considerations, and a sensible diagnostic order.C0061Lateral Acceleration SensorCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0061 means Lateral Acceleration Sensor. Review likely symptoms, causes, safety considerations, and a sensible diagnostic order.C0062Longitudinal Acceleration SensorCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0062 means Longitudinal Acceleration Sensor. Review likely symptoms, causes, safety considerations, and a sensible diagnostic order.C0064Roll Rate SensorCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0064 means Roll Rate Sensor. Review likely symptoms, causes, safety considerations, and a sensible diagnostic order.C00712WD/4WD SwitchCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0071 means 2WD/4WD Switch. Review likely symptoms, causes, safety considerations, and a sensible diagnostic order.C0073Delivered Driving TorqueCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0073 means Delivered Driving Torque. Review likely symptoms, causes, safety considerations, and a sensible diagnostic order.