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9,253 diagnostic guides

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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

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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 1129–1152 of 1570

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P0EABA/C Compressor Motor Voltage Sensor B Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EAB concerns a/c compressor motor voltage sensor b circuit low. Learn what this fault indicates and where to begin diagnosis.P0EACA/C Compressor Motor Voltage Sensor B Circuit Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EAC concerns a/c compressor motor voltage sensor b circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0EADA/C Compressor Motor Current Sensor CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EAD concerns a/c compressor motor current sensor circuit. Learn what this fault indicates and where to begin diagnosis.P0EAEA/C Compressor Motor Current Sensor Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EAE concerns a/c compressor motor current sensor range/performance. Learn what this fault indicates and where to begin diagnosis.P0EAFA/C Compressor Motor Current Sensor Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EAF concerns a/c compressor motor current sensor circuit low. Learn what this fault indicates and where to begin diagnosis.P0EB0A/C Compressor Motor Current Sensor Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EB0 concerns a/c compressor motor current sensor circuit high. Learn what this fault indicates and where to begin diagnosis.P0EB1A/C Compressor Motor Phase U Current Sensor CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EB1 concerns a/c compressor motor phase u current sensor circuit. Learn what this fault indicates and where to begin diagnosis.P0EB2A/C Compressor Motor Phase U Current Sensor Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EB2 concerns a/c compressor motor phase u current sensor circuit high. Learn what this fault indicates and where to begin diagnosis.P0EB3A/C Compressor Motor Phase U Current Sensor Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EB3 concerns a/c compressor motor phase u current sensor circuit low. Learn what this fault indicates and where to begin diagnosis.P0EB4A/C Compressor Motor Phase U Current Sensor Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EB4 concerns a/c compressor motor phase u current sensor range/performance. Learn what this fault indicates and where to begin diagnosis.P0EB5A/C Compressor Motor Phase V Current Sensor Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EB5 concerns a/c compressor motor phase v current sensor circuit high. Learn what this fault indicates and where to begin diagnosis.P0EB6A/C Compressor Motor Phase V Current Sensor Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EB6 concerns a/c compressor motor phase v current sensor circuit low. Learn what this fault indicates and where to begin diagnosis.P0EB7A/C Compressor Motor Phase V Current Sensor Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EB7 concerns a/c compressor motor phase v current sensor range/performance. Learn what this fault indicates and where to begin diagnosis.P0EB8A/C Compressor Motor Phase W Current Sensor Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EB8 concerns a/c compressor motor phase w current sensor circuit high. Learn what this fault indicates and where to begin diagnosis.P0EB9A/C Compressor Motor Phase W Current Sensor Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EB9 concerns a/c compressor motor phase w current sensor circuit low. Learn what this fault indicates and where to begin diagnosis.P0EBAA/C Compressor Motor Phase W Current Sensor Range/PerformaceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EBA concerns a/c compressor motor phase w current sensor range/performace. Learn what this fault indicates and where to begin diagnosis.P0EBBA/C Compressor Motor Phase V Current Sensor CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EBB concerns a/c compressor motor phase v current sensor circuit. Learn what this fault indicates and where to begin diagnosis.P0EC0A/C Compressor Motor Phase W Current Sensor CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EC0 concerns a/c compressor motor phase w current sensor circuit. Learn what this fault indicates and where to begin diagnosis.P0EC5A/C Compressor Motor Speed Sensor Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0EC5 concerns a/c compressor motor speed sensor range/performance. Learn what this fault indicates and where to begin diagnosis.P0ECAHybrid/EV Battery Temperature Sensor System - Multiple Sensor CorrelationCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0ECA concerns hybrid/ev battery temperature sensor system - multiple sensor correlation. Learn what this fault indicates and where to begin diagnosis.P0ECBHybrid/EV Battery Voltage Sensor System - Multiple Sensor CorrelationCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0ECB concerns hybrid/ev battery voltage sensor system - multiple sensor correlation. Learn what this fault indicates and where to begin diagnosis.P0ECCHybrid/EV Battery E VoltageCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0ECC concerns hybrid/ev battery e voltage. Learn what this fault indicates and where to begin diagnosis.P0ECDHybrid/EV Battery E Voltage UnstableCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0ECD concerns hybrid/ev battery e voltage unstable. Learn what this fault indicates and where to begin diagnosis.P0ECEHybrid/EV Battery E Voltage LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0ECE concerns hybrid/ev battery e voltage low. Learn what this fault indicates and where to begin diagnosis.