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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.

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

Diagnostic codes

Showing 4537–4560 of 6682

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P2607Intake Air Heater B Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2607 relates to intake air heater b circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2608Intake Air Heater B Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2608 relates to intake air heater b circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2609Intake Air Heater System PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2609 relates to intake air heater system performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P260APTO Control Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP260A relates to pto control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P260BPTO Control Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP260B relates to pto control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P260CPTO Control Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP260C relates to pto control circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P260DPTO Engaged Lamp Control CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP260D relates to pto engaged lamp control circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P260EParticulate Filter Regeneration Lamp Control CircuitCheck soonEmissions System30–120 minutes for initial diagnosisP260E relates to particulate filter regeneration lamp control circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2610ECM/PCM Engine Off Timer PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2610 relates to ecm/pcm engine off timer performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2614Camshaft A Position Signal Output Circuit/Open Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2614 relates to camshaft a position signal output circuit/open bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2615Camshaft A Position Signal Output Circuit Low Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2615 relates to camshaft a position signal output circuit low bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2616Camshaft A Position Signal Output Circuit High Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2616 relates to camshaft a position signal output circuit high bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2617Crankshaft Position Signal Output Circuit/OpenCheck soonEngine Problems30–120 minutes for initial diagnosisP2617 relates to crankshaft position signal output circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P2618Crankshaft Position Signal Output Circuit LowCheck soonEngine Problems30–120 minutes for initial diagnosisP2618 relates to crankshaft position signal output circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2619Crankshaft Position Signal Output Circuit HighCheck soonEngine Problems30–120 minutes for initial diagnosisP2619 relates to crankshaft position signal output circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P261ACoolant Pump B Control Circuit/OpenCheck soonEngine Problems30–120 minutes for initial diagnosisP261A relates to coolant pump b control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P261BCoolant Pump B Control Circuit Performance/Stuck OffCheck soonEngine Problems30–120 minutes for initial diagnosisP261B relates to coolant pump b control circuit performance/stuck off. Check the fault conditions and vehicle-specific procedure before replacing parts.P261CCoolant Pump B Control Circuit LowCheck soonEngine Problems30–120 minutes for initial diagnosisP261C relates to coolant pump b control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P261DCoolant Pump B Control Circuit HighCheck soonEngine Problems30–120 minutes for initial diagnosisP261D relates to coolant pump b control circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P261ECoolant Pump B Control Circuit Stuck OnCheck soonEngine Problems30–120 minutes for initial diagnosisP261E relates to coolant pump b control circuit stuck on. Check the fault conditions and vehicle-specific procedure before replacing parts.P261FCoolant Pump A Control Circuit Stuck OnCheck soonEngine Problems30–120 minutes for initial diagnosisP261F relates to coolant pump a control circuit stuck on. Check the fault conditions and vehicle-specific procedure before replacing parts.P2620Throttle Position Output Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2620 relates to throttle position output circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P2621Throttle Position Output Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2621 relates to throttle position output circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2622Throttle Position Output Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2622 relates to throttle position output circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.