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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.

Check soon P · Powertrain 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 3961–3984 of 6682

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P2384EGR Sensor D Circuit IntermittentCheck soonEmissions System30–120 minutes for initial diagnosisP2384 relates to egr sensor d circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P2385EGR Sensor E CircuitCheck soonEmissions System30–120 minutes for initial diagnosisP2385 relates to egr sensor e circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2386EGR Sensor E Circuit HighCheck soonEmissions System30–120 minutes for initial diagnosisP2386 relates to egr sensor e circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2387EGR Sensor E Circuit LowCheck soonEmissions System30–120 minutes for initial diagnosisP2387 relates to egr sensor e circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2388EGR Sensor E Circuit Range/PerformanceCheck soonEmissions System30–120 minutes for initial diagnosisP2388 relates to egr sensor e circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2389EGR Sensor E Circuit IntermittentCheck soonEmissions System30–120 minutes for initial diagnosisP2389 relates to egr sensor e circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P238AWater in Fuel Sensor B CircuitCheck soonFuel System30–120 minutes for initial diagnosisP238A relates to water in fuel sensor b circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P238BWater in Fuel Sensor B Circuit Range/PerformanceCheck soonFuel System30–120 minutes for initial diagnosisP238B relates to water in fuel sensor b circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P238CWater in Fuel Sensor B Circuit LowCheck soonFuel System30–120 minutes for initial diagnosisP238C relates to water in fuel sensor b circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P238DWater in Fuel Sensor B Circuit HighCheck soonFuel System30–120 minutes for initial diagnosisP238D relates to water in fuel sensor b circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P238EWater in Fuel Sensor B Circuit IntermittentCheck soonFuel System30–120 minutes for initial diagnosisP238E relates to water in fuel sensor b circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P238FWater in Fuel Condition - Sensor BCheck soonFuel System30–120 minutes for initial diagnosisP238F relates to water in fuel condition - sensor b. Check the fault conditions and vehicle-specific procedure before replacing parts.P2390Diesel Intake Air Flow B Control Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2390 relates to diesel intake air flow b control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P2391Diesel Intake Air Flow B Control PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2391 relates to diesel intake air flow b control performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2392Diesel Intake Air Flow B Control Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2392 relates to diesel intake air flow b control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2393Diesel Intake Air Flow B Control Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2393 relates to diesel intake air flow b control circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2394Diesel Intake Air Flow B Control Stuck OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2394 relates to diesel intake air flow b control stuck open. Check the fault conditions and vehicle-specific procedure before replacing parts.P2395Diesel Intake Air Flow B Control Stuck ClosedCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2395 relates to diesel intake air flow b control stuck closed. Check the fault conditions and vehicle-specific procedure before replacing parts.P2396Diesel Intake Air Flow B Position Sensor CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2396 relates to diesel intake air flow b position sensor circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2397Diesel Intake Air Flow B Position Sensor Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2397 relates to diesel intake air flow b position sensor range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2398Diesel Intake Air Flow B Position Sensor Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2398 relates to diesel intake air flow b position sensor circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2399Diesel Intake Air Flow B Position Sensor Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2399 relates to diesel intake air flow b position sensor circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P239ADiesel Intake Air Flow B Position Sensor Circuit Intermittent/ErraticCheck soonSensors & Electronics30–120 minutes for initial diagnosisP239A relates to diesel intake air flow b position sensor circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P239BDiesel Intake Air Flow B Control Motor Current Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP239B relates to diesel intake air flow b control motor current range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.