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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.

Emissions 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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Diagnostic codes

Showing 361–378 of 378

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P2D1CCold Start EGR A/B Ratio PerformanceCheck soonEmissions System30–120 minutes for initial diagnosisP2D1C relates to cold start egr a/b ratio performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DCDParticulate Filter B IncorrectCheck soonEmissions System30–120 minutes for initial diagnosisP2DCD relates to particulate filter b incorrect. Check the fault conditions and vehicle-specific procedure before replacing parts.P2EA1Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 6Check soonEmissions System30–120 minutes for initial diagnosisP2EA1 relates to exhaust gas temperature sensor circuit bank 1 sensor 6. Check the fault conditions and vehicle-specific procedure before replacing parts.P2EA2Exhaust Gas Temperature Sensor Circuit High Bank 1 Sensor 6Check soonEmissions System30–120 minutes for initial diagnosisP2EA2 relates to exhaust gas temperature sensor circuit high bank 1 sensor 6. Check the fault conditions and vehicle-specific procedure before replacing parts.P2EA3Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 6Check soonEmissions System30–120 minutes for initial diagnosisP2EA3 relates to exhaust gas temperature sensor circuit low bank 1 sensor 6. Check the fault conditions and vehicle-specific procedure before replacing parts.P2EA5Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 6Check soonEmissions System30–120 minutes for initial diagnosisP2EA5 relates to exhaust gas temperature sensor circuit range/performance bank 1 sensor 6. Check the fault conditions and vehicle-specific procedure before replacing parts.P0143Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 3Check soonEmissions System45–120 minutes for initial diagnosisP0143 means Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 3. Learn the likely symptoms, causes, safety implications, and a practical diagnostic order.P0144Oxygen Sensor Circuit High Voltage Bank 1 Sensor 3Check soonEmissions System45–120 minutes for initial diagnosisP0144 means Oxygen Sensor Circuit High Voltage Bank 1 Sensor 3. Learn the likely symptoms, causes, safety implications, and a practical diagnostic order.P0145Oxygen Sensor Circuit Slow Response Bank 1 Sensor 3Check soonEmissions System45–120 minutes for initial diagnosisP0145 means Oxygen Sensor Circuit Slow Response Bank 1 Sensor 3. Learn the likely symptoms, causes, safety implications, and a practical diagnostic order.P0146Oxygen Sensor Circuit No Activity Detected Bank 1 Sensor 3Check soonEmissions System45–120 minutes for initial diagnosisP0146 means Oxygen Sensor Circuit No Activity Detected Bank 1 Sensor 3. Learn the likely symptoms, causes, safety implications, and a practical diagnostic order.P0147Oxygen Sensor Heater Circuit Bank 1 Sensor 3Check soonEmissions System45–120 minutes for initial diagnosisP0147 means Oxygen Sensor Heater Circuit Bank 1 Sensor 3. Learn the likely symptoms, causes, safety implications, and a practical diagnostic order.P0160Oxygen Sensor Circuit No Activity Detected Bank 2 Sensor 2Check soonEmissions System45–120 minutes for initial diagnosisP0160 means Oxygen Sensor Circuit No Activity Detected Bank 2 Sensor 2. Learn the likely symptoms, causes, safety implications, and a practical diagnostic order.P0162Oxygen Sensor Circuit Bank 2 Sensor 3Check soonEmissions System45–120 minutes for initial diagnosisP0162 means Oxygen Sensor Circuit Bank 2 Sensor 3. Learn the likely symptoms, causes, safety implications, and a practical diagnostic order.P0163Oxygen Sensor Circuit Low Voltage Bank 2 Sensor 3Check soonEmissions System45–120 minutes for initial diagnosisP0163 means Oxygen Sensor Circuit Low Voltage Bank 2 Sensor 3. Learn the likely symptoms, causes, safety implications, and a practical diagnostic order.P0164Oxygen Sensor Circuit High Voltage Bank 2 Sensor 3Check soonEmissions System45–120 minutes for initial diagnosisP0164 means Oxygen Sensor Circuit High Voltage Bank 2 Sensor 3. Learn the likely symptoms, causes, safety implications, and a practical diagnostic order.P0165Oxygen Sensor Circuit Slow Response Bank 2 Sensor 3Check soonEmissions System45–120 minutes for initial diagnosisP0165 means Oxygen Sensor Circuit Slow Response Bank 2 Sensor 3. Learn the likely symptoms, causes, safety implications, and a practical diagnostic order.P0166Oxygen Sensor Circuit No Activity Detected Bank 2 Sensor 3Check soonEmissions System45–120 minutes for initial diagnosisP0166 means Oxygen Sensor Circuit No Activity Detected Bank 2 Sensor 3. Learn the likely symptoms, causes, safety implications, and a practical diagnostic order.P0167Oxygen Sensor Heater Circuit Bank 2 Sensor 3Check soonEmissions System45–120 minutes for initial diagnosisP0167 means Oxygen Sensor Heater Circuit Bank 2 Sensor 3. Learn the likely symptoms, causes, safety implications, and a practical diagnostic order.