Powertrain Control Module (PCM)

NOTE: Due to the various control module applications, all trouble codes will not necessarily apply to all vehicles.


CODE 13 - Oxygen Sensor Circuit
CODE 14 - Coolant Temperature Sensor Circuit (High Temp.)
CODE 15 - Coolant Temperature Sensor Circuit (Low Temp.)
CODE 16 - Transmission Output Speed Signal Low
CODE 21 - Throttle Position Sensor (TPS) Circuit (High Sig.)
CODE 22 - Throttle Position Sensor (TPS) Circuit (Low Sig.)
CODE 24 - Vehicle Speed Sensor (VSS) Circuit
CODE 25 - Intake Air Temperature (IAT) Sensor Circuit (High Temp.)
CODE 26 - Quad-Driver (QDM) (1) Circuit
CODE 27 - Quad-Driver (QDM) (2) Circuit
CODE 28 - Pressure Switch Manifold, Illegal Combination Detected
CODE 31 - Engine Speed Control Governor System Malfunction
CODE 32 - Exhaust Gas Recirculation (EGR)
CODE 33 - Manifold Absolute Pressure (MAP) Sensor Circuit (High Sig.)
CODE 34 - Manifold Absolute Pressure (MAP) Sensor Circuit (Low Sig.)
CODE 35 - Idle Air Control (IAC) Error
CODE 36 - Idle Speed Actuator Fault
CODE 38 - Knock Sensor (KS) Line Open
CODE 39 - TCC Stuck "OFF"
CODE 42 - Ignition Control (IC) Circuit
CODE 43 - Knock Sensor (KS) Circuit
CODE 44 - Oxygen Sensor Circuit (Lean Exhaust Indicated)
CODE 45 - Oxygen Sensor Circuit (Rich Exhaust Indicated)
CODE 51 - PROM Problem
CODE 52 - PROM (CAL-PAK) Missing
CODE 53 - System Voltage High
CODE 54 - Fuel Pump Relay (Low Voltage)
CODE 55 - Faulty Control Module
CODE 58 - Transmission Temperature High
CODE 59 - Transmission Temperature Low
CODE 68 - Overdrive Ratio Error
CODE 73 - Force Motor Current
CODE 75 - System Voltage Low
CODE 81 - Shift Solenoid "B" Circuit Fault
CODE 82 - Shift Solenoid "A" Circuit Fault
CODE 83 - TCC Solenoid Circuit Fault
CODE 85 - Undefined Ratio
CODE 86 - Low Ratio
CODE 87 - High Ratio