Powertrain Codes (P)

P0300 medium

Random or Multiple Cylinder Misfire Detected

P0301 medium

Cylinder 1 Misfire Detected

P0302 high

Cylinder 2 Misfire Detected

P0303 medium

Cylinder 3 Misfire Detected

P0304 medium

Cylinder 4 Misfire Detected

P0305 medium

Cylinder 5 Misfire Detected

P0306 medium

Cylinder 6 Misfire Detected

P0307 medium

Cylinder 7 Misfire Detected

P0308 medium

Cylinder 8 Misfire Detected

P0309 medium

Cylinder 9 Misfire Detected

P030A medium

Ignition A Control Signal Circuit/Open

P030B medium

ISO/SAE Reserved / Undefined Misfire Related Code

P030D medium

ISO/SAE Reserved or Manufacturer‑specific Misfire Code

P030E medium

ISO/SAE Reserved / Misfire‑Related Fault (varies by implementation)

P030F medium

ISO/SAE Reserved Code — No Official Standard Definition

P0310 medium

Cylinder 10 Misfire Detected

P0311 medium

Cylinder 11 Misfire Detected

P0312 high

Cylinder 12 Misfire Detected

P0313 medium

Misfire Detected With Low Fuel

P0314 medium

Single Cylinder Misfire (Cylinder Not Specified)

P0315 medium

Crankshaft Position System Variation Not Learned

P0316 medium

Engine Misfire Detected on Startup (First 1000 Revolutions)

P0317 low

Rough Road Hardware Not Present

P0318 medium

Rough Road Sensor 'A' Signal Circuit Fault

P0319 medium

Rough Road Sensor B Signal Circuit Malfunction

P031A medium

Misfire Detected on Engine Start-Up (Start‑Up Misfire)

P031B medium

Ignition C Control Signal Circuit Low (Generic OBD‑II interpretation) / ISO/SAE Reserved

P031C medium

Ignition C Control Signal Circuit High (generic/vehicle‑specific interpretation; code may be reserve...

P031E medium

Ignition D Control Signal Circuit Low / Reserved generic misfire‑related code

P031F medium

Ignition D Control Signal Circuit High (manufacturer‑specific / ISO‑SAE reserved)

P0320 medium

Ignition/Distributor Engine Speed Input Circuit Malfunction

P0321 medium

Ignition/Distributor Engine Speed Input Circuit Range/Performance

P0322 high

Ignition/Distributor Engine Speed Input Circuit No Signal

P0323 medium

Ignition/Distributor Engine Speed Input Circuit Intermittent

P0324 medium

Knock Control System Error

P0325 medium

Knock Sensor 1 Circuit Malfunction (Bank 1)

P0326 medium

Knock Sensor 1 Circuit Range/Performance (Bank 1 or Single Sensor)

P0327 medium

Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor)

P0328 medium

Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor)

P0329 medium

Knock Sensor 1 Circuit Intermittent (Bank 1 or Single Sensor)

P032A medium

Knock Sensor 3 Circuit Malfunction (Bank 1)

P032B medium

Knock Sensor 3 Circuit Range/Performance (Bank 1)

P032C medium

Knock Sensor 3 Circuit Low (Bank 1)

P032D medium

Knock Sensor 3 Circuit High (Bank 1)

P032E medium

Knock Sensor 3 Circuit Intermittent (Bank 1)

P032F medium

Combustion engine producing insufficient torque

P0330 medium

Knock Sensor 2 Circuit Malfunction (Bank 2)

P0331 medium

Knock Sensor 2 Circuit Range/Performance (Bank 2)

P0332 medium

Knock Sensor 2 Circuit Low Input (Bank 2)

P0333 medium

Knock Sensor 2 Circuit High Input (Bank 2)

P0334 medium

Knock Sensor 2 Circuit Intermittent (Bank 2)

P0335 high

Crankshaft Position Sensor A Circuit Malfunction

P0336 medium

Crankshaft Position Sensor "A" Circuit Range/Performance

P0337 medium

Crankshaft Position Sensor A Circuit Low Input

P0338 medium

Crankshaft Position Sensor A Circuit High Input

P0339 medium

Crankshaft Position Sensor "A" Circuit Intermittent

P033A medium

Knock Sensor 4 Circuit (Bank 2) Malfunction

P033B medium

Knock Sensor 4 Circuit Range/Performance Bank 2

P033C medium

Knock Sensor 4 Circuit Low (Bank 2)

P033D medium

Knock Sensor 4 Circuit High (Bank 2)

P033E medium

Knock Sensor 4 Circuit Intermittent (Bank 2)

P033F medium

Crankshaft/Camshaft Loss Of Synchronization

P0340 medium

Camshaft Position Sensor Circuit Malfunction

P0341 medium

Camshaft Position Sensor Circuit Range/Performance

P0342 medium

Camshaft Position Sensor A Circuit Low Input (Bank 1 or Single Sensor)

P0343 medium

Camshaft Position Sensor "A" Circuit High Input (Bank 1)

P0344 medium

Camshaft Position Sensor "A" Circuit Intermittent (Bank 1)

P0345 medium

Camshaft Position Sensor "A" Circuit Malfunction (Bank 2)

P0346 medium

Camshaft Position Sensor A Circuit Range/Performance (Bank 2)

P0347 medium

Camshaft Position Sensor A Circuit Low (Bank 2)

P0348 medium

Camshaft Position Sensor "A" Circuit High Input (Bank 2)

P0349 medium

Camshaft Position Sensor A Circuit Intermittent (Bank 2)

P034A medium

Crankshaft Position Sensor – Crankshaft Start Position Incorrect

P034B medium

Crankshaft Position Sensor – Crankshaft Direction Incorrect (ISO/SAE generic definition)

P034C medium

Ion Sense System Performance (manufacturer-specific) / Reserved Generic Definition

P034D medium

ISO/SAE Reserved powertrain diagnostic trouble code (no standardized specific definition)

P034E medium

ISO/SAE Reserved / Possible Camshaft Position Sensor Performance Issue

P034F low

ISO/SAE reserved diagnostic trouble code with no specific assigned definition

P0350 high

Ignition Coil Primary/Secondary Circuit Malfunction

P0351 medium

Ignition Coil 'A' Primary/Secondary Circuit Malfunction

P0352 medium

Ignition Coil B Primary/Secondary Circuit Malfunction

P0353 medium

Ignition Coil C Primary/Secondary Circuit Malfunction

P0354 medium

Ignition Coil D Primary/Secondary Circuit Malfunction

P0355 medium

Ignition Coil E Primary/Secondary Circuit Malfunction

P0356 medium

Ignition Coil F Primary/Secondary Circuit Malfunction

P0357 medium

Ignition Coil G Primary/Secondary Circuit Malfunction

P0358 medium

Ignition Coil H Primary/Secondary Circuit Malfunction

P0359 medium

Ignition Coil I Primary/Secondary Circuit Malfunction

P035A medium

Ignition E Control Signal Circuit/Open

P035B medium

Ignition E control signal circuit low / Ignition coil B primary/secondary circuit malfunction

P035C medium

Ignition Coil C Primary/Secondary Circuit Malfunction

P035D low

ISO/SAE Reserved Diagnostic Trouble Code (no official defined meaning in standard OBD‑II)

P035E medium

Ignition Coil E Primary/Secondary Circuit Malfunction

P035F medium

Ignition F Control Signal Circuit High or Ignition Coil Control Circuit Range/Performance Problem

P0360 medium

Malfunction in a primary sensor or coil circuit (varies by manufacturer)

P0361 medium

Ignition Coil K Primary/Secondary Circuit Malfunction

P0362 medium

Ignition Coil ‘L’ Primary/Secondary Circuit Malfunction

P0363 high

Misfire Detected - Fueling Disabled

P0364 medium

Camshaft Position Sensor B Circuit Range/Performance (Bank 1)

P0365 medium

Camshaft Position Sensor "B" Circuit Bank 1 Malfunction

P0366 medium

Camshaft Position Sensor B Circuit Range/Performance Bank 1

P0367 medium

Camshaft Position Sensor B Circuit Low Input

P0368 medium

Camshaft Position Sensor B Circuit High (Bank 1)

P0369 medium

Camshaft Position Sensor "B" Circuit Intermittent

P036A medium

Ignition G Control Signal Circuit/Open (possible generic powertrain fault)

P036B medium

Ignition G Control Signal Circuit Low (Powertrain) [generic OBD‑II meaning]

P036C medium

Camshaft Position Sensor Circuit Range/Performance (manufacturer-specific, not ISO/SAE standard)

P036D medium

Undefined / Reserved or Vehicle‑Specific Fault Code

P036E medium

Camshaft Position Sensor B Range/Performance Problem – Bank 1 (generic OBD‑II interpretation)

P036F medium

ISO/SAE Reserved Trouble Code

P0370 medium

Timing Reference High Resolution Signal 'A' Malfunction

P0371 medium

Timing Reference High Resolution Signal A Too Many Pulses

P0372 medium

Timing Reference High Resolution Signal A Too Few Pulses

P0373 medium

Timing Reference High Resolution Signal A Intermittent/Erratic Pulses

P0374 high

Timing Reference High Resolution Signal 'A' No Pulses

P0375 high

Timing Reference High Resolution Signal B Malfunction

P0376 medium

Timing Reference High Resolution Signal B — Too Many Pulses

P0377 medium

Timing Reference High Resolution Signal B Too Few Pulses

P0378 medium

Timing Reference High Resolution Signal B Intermittent/Erratic Pulses

P0379 medium

Timing Reference High Resolution Signal B No Pulses

P037A medium

Glow Plug/Heater Indicator Control Circuit Low

P037B medium

Glow Plug/Heater Indicator Control Circuit High

P037C medium

Cold Start Camshaft Profile System Performance

P037D medium

Glow Plug Sense Circuit Fault

P037E medium

Glow Plug Sense Circuit Low

P037F medium

Glow Plug Sense Circuit High

P0380 medium

Glow Plug/Heater Circuit "A" Malfunction

P0381 medium

Glow Plug/Heater Indicator Circuit Malfunction

P0382 medium

Glow Plug/Heater Circuit B Malfunction

P0383 medium

Glow Plug Control Module Control Circuit Low

P0384 medium

Glow Plug Control Module 1 Control Circuit High

P0385 medium

Crankshaft Position Sensor B Circuit Malfunction

P0386 medium

Crankshaft Position Sensor B Circuit Range/Performance

P0387 high

Crankshaft Position Sensor B Circuit Low Input

P0388 high

Crankshaft Position Sensor 'B' Circuit High Input

P0389 high

Crankshaft Position Sensor B Circuit Intermittent

P038A medium

Glow Plug/Heater Circuit C Malfunction

P038B medium

Ignition I Control Signal Circuit Low

P038C medium

Glow Plug Control Module / Diesel Exhaust Fluid (DEF) Heater Performance Problem

P038D medium

Glow Plug System Performance / Ignition Signal Circuit Fault

P038E medium

Ignition J Control Signal Circuit Low / Glow Plug Heater Circuit 'B' Malfunction

P038F medium

Ignition J Control Signal Circuit High (ISO/SAE reserved)

P0390 medium

Camshaft Position Sensor B Circuit Malfunction (Bank 2)

P0391 medium

Camshaft Position Sensor "B" Circuit Range/Performance (Bank 2)

P0392 medium

Camshaft Position Sensor 'B' Circuit Low (Bank 2)

P0393 high

Camshaft Position Sensor B Circuit High Input (Bank 2)

P0394 medium

Camshaft Position Sensor "B" Circuit Intermittent (Bank 2)

P0395 medium

Cylinder 1 Pressure Sensor Circuit Malfunction

P0396 medium

Cylinder 1 Pressure Sensor Circuit Range/Performance

P0397 medium

Cylinder 1 Pressure Sensor Circuit Low

P0398 medium

Cylinder 1 Pressure Sensor Circuit High

P0399 medium

Cylinder 1 Pressure Sensor Circuit Intermittent/Erratic

P039A medium

Cylinder 1 Pressure Too Low

P039B medium

Cylinder 1 Pressure Too High

P039C medium

Cylinder 1 Pressure Variation Low

P039D medium

Cylinder 1 Pressure Variation High

P039E medium

Cylinder 1 Combustion Performance Fault

P039F medium

Cylinder 2 Pressure Sensor Circuit Fault

P03A0 medium

Cylinder 2 Pressure Sensor Circuit Range/Performance

P03A1 medium

Cylinder 2 Pressure Sensor Circuit Low

P03A2 medium

Cylinder 2 Pressure Sensor Circuit High

P03A3 medium

Cylinder 2 Pressure Sensor Circuit Intermittent/Erratic

P03A4 medium

Cylinder 2 Pressure Too Low

P03A5 medium

Cylinder 2 Pressure Too High

P03A6 medium

Cylinder 2 Pressure Variation Low

P03A7 medium

Cylinder 2 Pressure Variation High

P03A8 medium

Cylinder 2 Combustion Performance Fault

P03A9 medium

Cylinder 3 Pressure Sensor Circuit Fault

P03AA medium

Cylinder 3 Pressure Sensor Circuit Range/Performance

P03AB medium

Cylinder 3 Pressure Sensor Circuit Low

P03AC medium

Cylinder 3 Pressure Sensor Circuit High

P03AD medium

Cylinder 3 Pressure Sensor Circuit Intermittent/Erratic

P03AE medium

Cylinder 3 Pressure Too Low

P03AF medium

Cylinder 3 Pressure Too High

P03B0 medium

Cylinder 3 Pressure Variation Low

P03B1 medium

Cylinder 3 Pressure Variation High

P03B2 medium

Cylinder 3 Combustion Performance Fault

P03B3 medium

Cylinder 4 Pressure Sensor Circuit Malfunction

P03B4 medium

Cylinder 4 Pressure Sensor Circuit Range/Performance

P03B5 medium

Cylinder 4 Pressure Sensor Circuit Low

P03B6 medium

Cylinder 4 Pressure Sensor Circuit High

P03B7 medium

Cylinder 4 Pressure Sensor Circuit Intermittent/Erratic

P03B8 medium

Cylinder 4 Pressure Too Low

P03B9 medium

Cylinder 4 Pressure Too High

P03BA medium

Cylinder 4 Pressure Variation Low

P03BB medium

Cylinder 4 Pressure Variation High (generic OBD‑II interpretation)

P03BC medium

Cylinder 4 Combustion Performance Fault

P03BD medium

Cylinder 5 Pressure Sensor Circuit Malfunction

P03BE medium

Cylinder 5 Pressure Sensor Circuit Range/Performance (possible misfire or pressure sensor signal iss...

P03BF medium

Cylinder 5 Pressure Sensor Circuit Low

P03C0 medium

Cylinder 5 Pressure Sensor Circuit High

P03C1 medium

Cylinder 5 Pressure Sensor Circuit Intermittent/Erratic

P03C2 medium

Cylinder 5 pressure too low

P03C3 medium

Cylinder 5 Pressure Too High (possible generic misinterpretation variants exist)

P03C4 medium

Cylinder 5 Pressure Variation Low

P03C5 medium

Cylinder 5 Pressure Variation High

P03C6 medium

Cylinder 6 Misfire Detected

P03C7 medium

Cylinder pressure/signal malfunction (manufacturer/vehicle dependent)

P03C8 medium

Cylinder 6 Pressure Sensor Circuit Range/Performance

P03C9 medium

Cylinder 6 Pressure Sensor Circuit Low

P03CA medium

Cylinder 6 Pressure Sensor Circuit High

P03CB medium

Cylinder 6 Pressure Sensor Circuit Intermittent/Erratic

P03CC medium

Cylinder 6 Pressure Too Low

P03CD medium

Cylinder 6 Pressure Too High

P03CE medium

Cylinder 6 Pressure Variation Low

P03CF medium

Cylinder 6 Pressure Variation High

P03D0 medium

Cylinder 6 Combustion Performance Fault / Misfire Detected

P03D1 medium

Cylinder 7 Pressure Sensor Circuit Malfunction

P03D2 medium

Cylinder 7 Pressure Sensor Circuit Range/Performance

P03D3 medium

Cylinder 7 Pressure Sensor Circuit Low

P03D4 medium

Cylinder 7 Pressure Sensor Circuit High

P03D5 medium

Cylinder 7 Pressure Sensor Circuit Intermittent/Erratic

P03D6 medium

Cylinder-specific combustion issue detected (misfire/low pressure)

P03D7 medium

Cylinder 7 Pressure Too High

P03D8 medium

Cylinder 7 Pressure Variation Low

P03D9 medium

Cylinder 7 Pressure Variation High

P03DA medium

Cylinder 7 Combustion Performance Fault

P03DB medium

Cylinder 8 Pressure Sensor Circuit Fault

P03DD medium

Cylinder 8 Pressure Sensor Circuit Low

P03DE medium

Cylinder 8 Pressure Sensor Circuit High

P03DF medium

Cylinder 8 Pressure Sensor Circuit Intermittent/Erratic

P03E0 medium

Cylinder 8 Pressure Too Low

P03E1 medium

Cylinder pressure anomaly (conflicting definitions exist)

P03E2 medium

Cylinder 8 Pressure Variation Low

P03E3 medium

Cylinder 8 Pressure Variation High

P03E4 medium

Cylinder 8 Combustion Performance Trouble Code (Misfire Detected in Cylinder 8)

P03E5 medium

Camshaft Position Actuator Position Sensor C Circuit Bank 1 or Cylinder Pressure Sensor 9 Circuit Ma...

P03E6 medium

Camshaft Position Actuator Position Sensor C Range/Performance Bank 1

P03E7 medium

Camshaft Position Actuator Position Sensor C Circuit Low Bank 1

P03E8 medium

Cylinder #8 Misfire Detected

P03E9 medium

Camshaft Profile Actuator Position Sensor A Exceeded Learning Limit

P03EA medium

Camshaft Profile Actuator Position Sensor B Exceeded Learning Limit

P03EB medium

Camshaft Profile Actuator Position Sensor C Exceeded Learning Limit

P03EC medium

Camshaft Profile Actuator C Control Circuit/Open Bank 1 Fault

P03ED medium

Camshaft Profile Actuator C Control Circuit Low Bank 1

P03EE medium

Camshaft Profile Actuator C Control Circuit High Bank 1

P03EF medium

Camshaft Profile Actuator C Control Performance/Stuck Off Bank 1

P03F0 medium

A Camshaft Profile Actuator C Control Stuck On Bank 1

P03F1 medium

B Camshaft Profile Actuator C Control Circuit/Open Bank 1

P03F2 medium

B Camshaft Profile Actuator C Control Circuit Low Bank 1

P03F3 medium

B Camshaft Profile Actuator C Control Circuit High – Bank 1

P03F4 low

Unverified / Unknown Specific Code

P03F5 medium

B Camshaft Profile Actuator C Control Stuck On Bank 1

P03F6 medium

Manufacturer‑specific diagnostic trouble code potentially referring to a camshaft position actuator/...

P03F7 medium

B Camshaft Position Actuator Position Sensor C Range/Performance Bank 1

P03F8 medium

B Camshaft Position Actuator Position Sensor C Circuit Low Bank 1

P03F9 medium

B Camshaft Position Actuator Position Sensor C Circuit High Bank 1 (manufacturer‑specific) OR Cylind...

P03FA medium

Ignition K Control Signal Circuit/Open

P03FB medium

Ignition K Control Signal Circuit Low

P03FC medium

Ignition K Control Signal Circuit High (manufacturer‑specific interpretation) OR Fuel Injector Circu...

P03FD medium

Ignition L Control Signal Circuit/Open

P03FE medium

Ignition L Control Signal Circuit Low (Ignition System Fault)

P03FF medium

Ignition L Control Signal Circuit High (generic interpretation) / ISO‑SAE Reserved