OBD II Trouble Code Definitions

OBD2 Diagnostic Trouble Code Tables 1995 - 2016
  • - Random Misfire
  • - Misfire Monitor Disabled
  • - Ignition Control (IC) Module 4x Reference Circuit Intermittent No Pulses
  • P1323
    - Ignition Control (IC) Module 24x Reference Circuit low frequency
  • - Crankshaft Position System Variation Not Learned
  • - Crankshaft Speed Fluctuation Sensor No Signal
  • - Ignition Control System
  • - Ignition Coil Control Circuit High Voltage
  • P1352
    - Ignition Bypass Circuit High Voltage
  • - Crankshaft Position/TDC/Cylinder Position Sensor Connector Disconnection
  • - Intermittent Interruption In TDC1 Sensor Circuit
  • - No Signal In TDC1 Sensor Circuit
  • P1366
    - Intermittent Interruption In TDC2 Sensor Circuit
  • - No Signal In TDC2 Sensor Circuit
  • P1370
    - Ignition Control (IC) Module 4x Reference too many pulses
  • - Ignition Control (IC) Module 4x Reference too few pulses
  • - CKP High to Low Resolution Frequency Correlation
  • P1375
    - Ignition Control (IC) Module 24x Reference High Voltage
  • P1376
    - Ignition Ground Circuit
  • - Ignition Control (IC) Module Cam Pulse to 4x Reference Pulse Comparison
  • - Variable Cam Timing Solenoid A Circuit Malfunction
  • - Variable Cam Timing Over-advanced (Bank 1)
  • - Cylinder Position Sensor No Signal
  • - Variable Cam Timing Over-retarded (Bank 1)
  • - Auto Shutdown Relay Circuit
  • - No ASD Relay Output Voltage At PCM
  • - Octane Adjust Out Of Range
  • - Intermittent Loss of CMP or CKP
  • P1398
    - Mis-Fire Adapter Numerator at Limit
  • - Wait To Start Lamp Circuit
  • Please go to our P1300-P1399 forum for aditional codes and for questions and answers about your particular trouble code.