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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 97–120 of 987

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P0320Ignition/Distributor Engine Speed Input CircuitCheck soonEngine Problems30–120 minutes for initial diagnosisP0320 relates to ignition/distributor engine speed input circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P0321Ignition/Distributor Engine Speed Input Circuit Range/PerformanceCheck soonEngine Problems30–120 minutes for initial diagnosisP0321 relates to ignition/distributor engine speed input circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0322Ignition/Distributor Engine Speed Input Circuit No SignalCheck soonEngine Problems30–120 minutes for initial diagnosisP0322 relates to ignition/distributor engine speed input circuit no signal. Check the fault conditions and vehicle-specific procedure before replacing parts.P0323Ignition/Distributor Engine Speed Input Circuit IntermittentCheck soonEngine Problems30–120 minutes for initial diagnosisP0323 relates to ignition/distributor engine speed input circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P033FCrankshaft/Camshaft Loss Of SynchronizationCheck soonEngine Problems30–120 minutes for initial diagnosisP033F relates to crankshaft/camshaft loss of synchronization. Check the fault conditions and vehicle-specific procedure before replacing parts.P0345Camshaft Position Sensor A Circuit Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP0345 relates to camshaft position sensor a circuit bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P0346Camshaft Position Sensor A Circuit Range/Performance Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP0346 relates to camshaft position sensor a circuit range/performance bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P0347Camshaft Position Sensor A Circuit Low Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP0347 relates to camshaft position sensor a circuit low bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P0348Camshaft Position Sensor A Circuit High Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP0348 relates to camshaft position sensor a circuit high bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P0349Camshaft Position Sensor A Circuit Intermittent Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP0349 relates to camshaft position sensor a circuit intermittent bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P034ACrankshaft Position Sensor - Crankshaft Start Position IncorrectCheck soonEngine Problems30–120 minutes for initial diagnosisP034A relates to crankshaft position sensor - crankshaft start position incorrect. Check the fault conditions and vehicle-specific procedure before replacing parts.P034BCrankshaft Position Sensor - Crankshaft Direction IncorrectCheck soonEngine Problems30–120 minutes for initial diagnosisP034B relates to crankshaft position sensor - crankshaft direction incorrect. Check the fault conditions and vehicle-specific procedure before replacing parts.P0365Camshaft Position Sensor B Circuit Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP0365 relates to camshaft position sensor b circuit bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P0366Camshaft Position Sensor B Circuit Range/Performance Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP0366 relates to camshaft position sensor b circuit range/performance bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P0367Camshaft Position Sensor B Circuit Low Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP0367 relates to camshaft position sensor b circuit low bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P0368Camshaft Position Sensor B Circuit High Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP0368 relates to camshaft position sensor b circuit high bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P0369Camshaft Position Sensor B Circuit Intermittent Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP0369 relates to camshaft position sensor b circuit intermittent bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P0370Timing Reference High Resolution Signal ACheck soonEngine Problems30–120 minutes for initial diagnosisP0370 relates to timing reference high resolution signal a. Check the fault conditions and vehicle-specific procedure before replacing parts.P0371Timing Reference High Resolution Signal A Too Many PulsesCheck soonEngine Problems30–120 minutes for initial diagnosisP0371 relates to timing reference high resolution signal a too many pulses. Check the fault conditions and vehicle-specific procedure before replacing parts.P0372Timing Reference High Resolution Signal A Too Few PulsesCheck soonEngine Problems30–120 minutes for initial diagnosisP0372 relates to timing reference high resolution signal a too few pulses. Check the fault conditions and vehicle-specific procedure before replacing parts.P0373Timing Reference High Resolution Signal A Intermittent/Erratic PulsesCheck soonEngine Problems30–120 minutes for initial diagnosisP0373 relates to timing reference high resolution signal a intermittent/erratic pulses. Check the fault conditions and vehicle-specific procedure before replacing parts.P0374Timing Reference High Resolution Signal A No PulsesCheck soonEngine Problems30–120 minutes for initial diagnosisP0374 relates to timing reference high resolution signal a no pulses. Check the fault conditions and vehicle-specific procedure before replacing parts.P0375Timing Reference High Resolution Signal BCheck soonEngine Problems30–120 minutes for initial diagnosisP0375 relates to timing reference high resolution signal b. Check the fault conditions and vehicle-specific procedure before replacing parts.P0376Timing Reference High Resolution Signal B Too Many PulsesCheck soonEngine Problems30–120 minutes for initial diagnosisP0376 relates to timing reference high resolution signal b too many pulses. Check the fault conditions and vehicle-specific procedure before replacing parts.