ECM/PCM Code Description

CODE 13 - Oxygen Sensor (O2S) Circuit
CODE 14 - Coolant Temperature Sensor Circuit (High Temp.)
CODE 15 - Coolant Temperature Sensor Circuit (Low Temp.)
CODE 16 - Missing 2X Reference Circuit
CODE 21 - Throttle Position (TP) Sensor Circuit (High Sig.)
CODE 22 - Throttle Position (TP) Sensor Circuit (Low Sig.)
CODE 23 - Intake Air Temperature (IAT) Circuit (Low Sig.)
CODE 24 - Vehicle Speed Sensor (VSS) Circuit
CODE 25 - Intake Air Temperature (IAT) Circuit (High Sig.)
CODE 26 - Quad-Driver (QDM) Circuit
CODE 33 - Manifold Absolute Pressure (MAP) Sensor Circuit (High Sig.)
CODE 34 - Manifold Absolute Pressure (MAP) Sensor Circuit (Low Sig.)
CODE 35 - Idle Speed Error
CODE 41 - 1X Reference Circuit
CODE 42 - Electronic Spark Timing (EST) Circuit
CODE 43 - Electronic Spark Control (ESC) Circuit
CODE 44 - Oxygen Sensor (O2S) Circuit (Lean Exhaust Indicated)
CODE 45 - Oxygen Sensor (O2S) Circuit (Rich Exhaust Indicated)
CODE 51 - MEM-CAL Error (Faulty or Incorrect MEM-CAL)
CODE 53 - Battery Voltage Error
CODE 65 - Fuel Injector Circuit (Low Current)
CODE 66 - A/C Pressure Sensor Circuit