P03xx OBD-II Trouble Codes (Ignition / Misfire)

P03xx OBD-II Trouble Codes (Ignition / Misfire)

This is a list of P03xx OBD-II Diagnostic Trouble Codes (DTCs). They all start with P03 (eg P0300, P0320, etc.), the first letter P denotes the transmission-related codes, the next 03 numbers indicate the codes related to the ignition system and misfire. The codes below are considered generic as they apply to all makes / models of OBD-II vehicles, although the specific diagnostic and repair steps may differ.

We have literally thousands of other codes listed on the site, use the links below to navigate to other code lists. If you can't find what you are looking for, use our search engine or ask a question on the forums.

Quick links to other trouble codes (starting with): P00xx: P01xx: P02xx: P03xx: P04xx: P05xx: P06xx: P07xx: P08xx: P09xx: P0Axx: P0Bxx: P0Cxx: P1 ***: P20xx: P21xx: P22xx: P23xx: P24xx: P25xx: P26xx: P27xx: P28 / P29 / P2A / P2B: P34xx

For all other codes not listed in the links above or below, see our list of major trouble codes.

OBD-II DTCs - P0300-P0399 - Ignition System or Misfire

• P0300 Random / Multiple Cylinder Misfire Detected
• P0301 Cylinder 1 Misfire Detected
• P0302 Cylinder 2 Misfire Detected
• P0303 Cylinder 3 Misfire Detected
• P0304 Cylinder 4 Misfire Detected
• P0305 Cylinder 5 Misfire Detected
• P0306 Cylinder 6 Misfire Detected
• P0307 Cylinder 7 Misfire Detected
• P0308 Cylinder 8 Misfire Detected
• P0309 Cylinder 9 Misfire Detected
• P030A, P030B, P030C, P030D, P030E, P030F ISO / SAE Reserved
• P0310 Cylinder 10 Misfire Detected
• P0311 Cylinder 11 Misfire Detected
• P0312 Cylinder 12 Misfire Detected
• P0313 Low Fuel Level Misfire Detected
• P0314 Misfire in one cylinder (cylinder not specified)
• P0315 Change in crankshaft position system not detected
• P0316 Misfire detected at start (first 1000 revolutions)
• P0317 Equipment for rough road missing
• P0318 Rough Road Sensor Signal Circuit
• P0319 Rough Road Sensor B Signal Circuit
• P031A, P031B, P031C, P031D, P031E, P031F ISO / SAE Reserved
• P0320 Distributor / Ignition Engine Speed ​​Input Circuit Malfunction
• P0321 Ignition / Distributor Motor Speed ​​Range / Performance Input Circuit
• P0322 No Distributor / Ignition Engine Speed ​​Input Circuit Signal
• P0323 Distributor / Distributor Engine Speed ​​Circuit Unstable Input
• P0324 Knock control system error
• P0325 Knock Sensor 1 Circuit Malfunction (Bank 1 or Separate Sensor)
• P0326 Knock Sensor 1 Circuit Range / Performance (Bank 1 or One Sensor)
• P0327 Knock sensor 1 circuit low input (bank 1 or one sensor)
• P0328 Knock Sensor 1 Circuit High Input (Bank 1 or One Sensor)
• P0329 Knock Sensor 1 Circuit Malfunction (Bank 1 or One Sensor)
• P032A Knock Sensor 3 Circuit Bank 1
• P032B Knock Sensor 3 Range / Performance Bank 1
• P032C Knock Sensor 3 Circuit Low, Bank 1
• P032D Knock Sensor 3 Circuit High, Bank 1
• P032E Knock sensor 3 intermittent circuit, bank 1
• P032F ISO / SAE Reserved
• P0330 Knock Sensor 2 Circuit Malfunction (Bank 2)
• P0331 Knock Sensor 2 Circuit Range / Performance (Bank 2)
• P0332 Knock Sensor 2 Circuit Low Input (Bank 2)
• P0333 Knock Sensor 2 Circuit High Input (Bank 2)
• P0334 Knock Sensor 2 Circuit Malfunction (Bank 2)
• P0335 Crankshaft Position Sensor Circuit Malfunction
• P0336 Crankshaft Position Sensor Circuit Range / Performance
• P0337 Low input of the crankshaft position sensor circuit
• P0338 Crankshaft Position Sensor Circuit High Input
• P0339 Crankshaft Position Sensor Intermittent Circuit
• P033A Knock Sensor 4 Circuit (Bank 2)
• P033B Knock Sensor 4 Circuit Range / Performance (Bank 2)
• P033C Knock Sensor 4 Circuit Low (Bank 2)
• P033D High signal level in the knock sensor 4 circuit (Bank 2)
• P033E Knock Sensor 4 Circuit Malfunction (Bank 2)
• P033F ISO / SAE Reserved
• P0340 Camshaft Position Sensor Circuit Malfunction (Bank 1)
• P0341 Camshaft Position Sensor Circuit Out of Range / Performance (Bank 1)
• P0342 Camshaft Position Sensor Circuit Low Input (Bank 1)
• P0343 Camshaft Position Sensor Circuit High Input (Bank 1)
• P0344 Camshaft Position Sensor Circuit Malfunction (Bank 1)
• P0345 Camshaft Position Sensor Circuit Malfunction (Bank 2)
• P0346 Camshaft position sensor out of performance range (Bank 2)
• P0347 Camshaft Position Sensor Circuit Low Input (Bank 2)
• P0348 Camshaft Position Sensor Circuit High Input (Bank 2)
• P0349 Camshaft Position Sensor Circuit Malfunction (Bank 2)
• P034A, P034B, P034C, P034D, P034E, P034F ISO / SAE Reserved
• P0350 Malfunction of a primary / secondary circuit of the ignition coil
• P0351 Malfunction of a primary / secondary circuit of the ignition coil
• P0352 Malfunction of a primary / secondary circuit of the ignition coil B
• P0353 Malfunction of a primary / secondary circuit of the ignition coil C
• P0354 Malfunction of a primary / secondary circuit of the ignition coil D
• P0355 Malfunction of a primary / secondary circuit of the ignition coil E
• P0356 Malfunction of a primary / secondary circuit of the ignition coil F
• P0357 Malfunction of a primary / secondary circuit of the ignition coil G
• P0358 Ignition Coil H Primary / Secondary Circuit Malfunction
• P0359 Malfunction of a primary / secondary circuit of the ignition coil I
• P035A, P035B, P035C, P035D, P035D, P035E, P035F ISO / SAE Reserved
• P0360 Ignition Coil J Primary / Secondary Circuit Malfunction
• P0361 Malfunction of a primary / secondary circuit of the ignition coil K
• P0362 Malfunction of a primary / secondary circuit of the ignition coil L
• P0363 Misfire Detected - Refueling Disabled
• P0364 Reserved
• P0365 Camshaft Position Sensor B Circuit (Bank 1)
• P0366 Camshaft Position Sensor "B" Circuit Range / Performance (Bank 1)
• P0367 Low signal level in the camshaft position sensor circuit "B" (Bank 1)
• P0368 High signal level in the camshaft position sensor circuit "B" (Bank 1)
• P0369 Camshaft Position Sensor "B" Circuit Malfunction (Bank 1)
• P036A, P036B, P036C, P036D, P036E, P036F ISO / SAE Reserved
• P0370 Timing reference, high resolution signal, malfunction
• P0371 Time reference, high resolution signal, too many pulses
• P0372 Time reference, high resolution signal, too few pulses
• P0373 High Resolution Signal Timing Reference Intermittent / Irregular Pulses
• P0374 Timing reference, high resolution signal A, no pulses
• P0375 Malfunction of signal B high resolution
• P0376 Timing Reference High Resolution Signal B Too Many Pulses
• P0377 Time reference high resolution signal B too few pulses
• P0378 Timing reference, high resolution signal B, intermittent / non-constant pulses
• P0379 Time reference high resolution signal B, no pulses
• P037A, P037B, P037C ISO / SAE Reserved
• P037D Glow sensor circuit
• P037E Low Glow Sensor Circuit
• P037F High signal in the glow sensor circuit
• P0380 Glow plug / heater circuit "A"
• P0381 Malfunction of the glow plug / heater indicator circuit
• P0382 Glow plug / heater circuit "B"
• P0383 Low indicator of the control circuit of the glow plug control module
• P0384 High signal level in the control circuit of the glow plug control module
• P0385 Crankshaft Position Sensor B Circuit Malfunction
• P0386 Crankshaft Position Sensor B Circuit Range / Performance
• P0387 Crankshaft Position Sensor B Circuit Low Input
• P0388 Crankshaft Position Sensor B Circuit High Input
• P0389 Crankshaft Position Sensor B Circuit Malfunction
• P038A, P038B, P038C, P038D, P038E, P038F ISO / SAE Reserved
• P0390 Camshaft Position Sensor B Circuit (Bank 2)
• P0391 Camshaft Position Sensor "B" Circuit Range / Performance (Bank 2)
• P0392 Low signal level in the camshaft position sensor circuit "B" (Bank 2)
• P0393 High signal level in the camshaft position sensor circuit "B" (Bank 2)
• P0394 Camshaft Position Sensor "B" Circuit Malfunction (Bank 2)
• P0395 - P03FF ISO/SAE Reserved

Next: Trouble Codes P0400-P0499

Quick links to other trouble codes (starting with): P00xx: P01xx: P02xx: P03xx: P04xx: P05xx: P06xx: P07xx: P08xx: P09xx: P0Axx: P0Bxx: P0Cxx: P1 ***: P20xx: P21xx: P22xx: P23xx: P24xx: P25xx: P26xx: P27xx: P28 / P29 / P2A / P2B: P34xx

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