This section covers OBD-II codes P0300 to P0399, which are primarily related to Ignition System.

DTC CodeDescription
P0300Random/multiple cylinder(s) -misfire detected
P0301Cylinder 1 -misfire detected
P0302Cylinder 2 -misfire detected
P0303Cylinder 3 -misfire detected
P0304Cylinder 4 -misfire detected
P0305Cylinder 5 -misfire detected
P0306Cylinder 6 -misfire detected
P0307Cylinder 7 -misfire detected
P0308Cylinder 8 -misfire detected
P0309Cylinder 9 -misfire detected
P030AISO/SAE Reserved
P030BISO/SAE Reserved
P030CISO/SAE Reserved
P030DISO/SAE Reserved
P030EISO/SAE Reserved
P030FISO/SAE Reserved
P0310Cylinder 10 -misfire detected
P0311Cylinder 11 -misfire detected
P0312Cylinder 12 -misfire detected
P0313Misfire detected -low fuel level
P0314Single cylinder misfire -cylinder not specified
P0315Crankshaft position system -variation not learned
P0316Misfire detected during start -up -first 1000 revolutions
P0317Rough road hardware not present
P0318Rough road sensor signal A -circuit malfunction
P0319Rough road sensor signal B -circuit malfunction
P031AISO/SAE Reserved
P031BISO/SAE Reserved
P031CISO/SAE Reserved
P031DISO/SAE Reserved
P031EISO/SAE Reserved
P031FISO/SAE Reserved
P0320Crankshaft position (CKP) sensor/engine speed (RPM) sensor circuit malfunction
P0321Crankshaft position (CKP) sensor/engine speed (RPM) sensor range/performance problem
P0322Crankshaft position (CKP) sensor/engine speed (RPM) sensor no signal
P0323Crankshaft position (CKP) sensor/engine speed (RPM) sensor circuit intermittent
P0324Knock control system error
P0325Knock sensor (KS) 1 , bank 1 -circuit malfunction
P0326Knock sensor (KS) 1 , bank 1 -range/performance problem
P0327Knock sensor (KS) 1, bank 1 -low input
P0328Knock sensor (KS) 1, bank 1 -high input
P0329Knock sensor (KS) 1, bank 1 -circuit intermittent
P032AKnock Sensor 3 Circuit
P032BKnock Sensor 3 Circuit Range/Performance
P032CKnock Sensor 3 Circuit Low
P032DKnock Sensor 3 Circuit High
P032EKnock Sensor 3 Circuit Intermittent
P032FISO/SAE Reserved
P0330Knock sensor (KS) 2, bank 2 -circuit malfunction
P0331Knock sensor (KS) 2, bank 2 -range/performance problem
P0332Knock sensor (KS) 2, bank 2 -low input
P0333Knock sensor (KS) 2, bank 2 -high input
P0334Knock sensor (KS) 2, bank 2 -circuit intermittent
P0335Crankshaft position (CKP) sensor -circuit malfunction
P0336Crankshaft position (CKP) sensor -range/performance problem
P0337Crankshaft position (CKP) sensor -low input
P0338Crankshaft position (CKP) sensor -high input
P0339Crankshaft position (CKP) sensor -circuit intermittent
P033AKnock Sensor 4 Circuit
P033BKnock Sensor 4 Circuit Range/Performance
P033CKnock Sensor 4 Circuit Low
P033DKnock Sensor 4 Circuit High
P033EKnock Sensor 4 Circuit Intermittent
P033FISO/SAE Reserved
P0340Camshaft position (CMP) sensor A, bank 1 circuit malfunction
P0341Camshaft position (CMP) sensor A, bank 1 range/performance problem
P0342Camshaft position (CMP) sensor A, bank 1 -low input
P0343Camshaft position (CMP) sensor A, bank 1 -high input
P0344Camshaft position (CMP) sensor A, bank 1 circuit intermittent
P0345Camshaft position (CMP) sensor A, bank 2 circuit malfunction
P0346Camshaft position (CMP) sensor A, bank 2 range/performance problem
P0347Camshaft position (CMP) sensor A, bank 2 -low input
P0348Camshaft position (CMP) sensor A, bank 2 -high input
P0349Camshaft position (CMP) sensor A, bank 2 circuit intermittent
P034AISO/SAE Reserved
P034BISO/SAE Reserved
P034CISO/SAE Reserved
P034DISO/SAE Reserved
P034EISO/SAE Reserved
P034FISO/SAE Reserved
P0350Ignition coil, primary/secondary -circuit malfunction
P0351Ignition coil A, primary/secondary -circuit malfunction
P0352Ignition coil B, primary/secondary -circuit malfunction
P0353Ignition coil C, primary/secondary -circuit malfunction
P0354Ignition coil D, primary/secondary -circuit malfunction
P0355Ignition coil E, primary/secondary -circuit malfunction
P0356Ignition coil F, primary/secondary -circuit malfunction
P0357Ignition coil G, primary/secondary -circuit malfunction
P0358Ignition coil H, primary/secondary -circuit malfunction
P0359Ignition coil I, primary/secondary -circuit malfunction
P035AISO/SAE Reserved
P035BISO/SAE Reserved
P035CISO/SAE Reserved
P035DISO/SAE Reserved
P035EISO/SAE Reserved
P035FISO/SAE Reserved
P0360Ignition coil J, primary/secondary -circuit malfunction
P0361Ignition coil K, primary/secondary -circuit malfunction
P0362Ignition coil L, primary/secondary -circuit malfunction
P0363Misfire detected -fueling disabled
P0364Reserved
P0365Camshaft position (CMP) sensor B, bank 1 circuit malfunction
P0366Camshaft position (CMP) sensor B, bank 1 circuit range/performance
P0367Camshaft position (CMP) sensor B, bank 1 circuit low input
P0368Camshaft position (CMP) sensor B, bank 1 circuit high input
P0369Camshaft position (CMP) sensor B, bank 1 circuit intermittent
P036AISO/SAE Reserved
P036BISO/SAE Reserved
P036CISO/SAE Reserved
P036DISO/SAE Reserved
P036EISO/SAE Reserved
P036FISO/SAE Reserved
P0370Timing reference, high resolution signal A -malfunction
P0371Timing reference, high resolution signal A -too many pulses
P0372Timing reference, high resolution signal A -too few pulses
P0373Timing reference, high resolution signal A -intermittent erratic pulses
P0374Timing reference, high resolution signal A -no pulses
P0375Timing reference, high resolution signal B -malfunction
P0376Timing reference. high resolution signal B -too many pulses
P0377Timing reference, high resolution signal B -too few pulses
P0378Timing reference, high resolution signal B -intermittent erratic pulses
P0379Timing reference, high resolution signal B -no pulses
P037AISO/SAE Reserved
P037BISO/SAE Reserved
P037CISO/SAE Reserved
P037DGlow Plug Sense Circuit
P037EGlow Plug Sense Circuit Low
P037FGlow Plug Sense Circuit High
P0380Glow plugs, circuit A -malfunction
P0381Glow plug warning lamp -circuit malfunction
P0382Glow plugs, circuit B -malfunction
P0383Glow plug control module -circuit low
P0384Glow plug control module -circuit high
P0385Crankshaft position (CKP) sensor B -circuit malfunction
P0386Crankshaft position (CKP) sensor B -range/performance problem
P0387Crankshaft position (CKP) sensor B -low input
P0388Crankshaft position (CKP) sensor B -high input
P0389Crankshaft position (CKP) sensor B -circuit intermittent
P038AISO/SAE Reserved
P038BISO/SAE Reserved
P038CISO/SAE Reserved
P038DISO/SAE Reserved
P038EISO/SAE Reserved
P038FISO/SAE Reserved
P0390Camshaft position (CMP) sensor B, bank 2 circuit malfunction
P0391Camshaft position (CMP) sensor B, bank 2 circuit range/performance
P0392Camshaft position (CMP) sensor B, bank 2 circuit low input
P0393Camshaft position (CMP) sensor B, bank 2 circuit high input
P0394Camshaft position (CMP) sensor B, bank 2circuit intermittent
P0395 – P03FFISO/SAE Reserved