ECM/PCM Code Description

Code 13 Oxygen (O2) Sensor Circuit (Open Circuit)
Code 14 Coolant Temperature Sensor (CTS) Circuit (High Temp.)
Code 15 Coolant Temperature Sensor (CTS) Circuit (Low Temp.)
Code 21 Throttle Position Sensor (TPS) Circuit (High Sig.)
Code 22 Throttle Position Sensor (TPS) Circuit (Low Sig.)
Code 23 Manifold Air Temperature (MAT) Sensor CKT (Low Temp.)
Code 24 Vehicle Speed Sensor (VSS) Circuit
Code 25 Manifold Air Temp (MAT) Sensor Circuit (High Temp.)
Code 31 Turbo Wastegate Overboost
Code 32 Exhaust Gas Recirculation (EGR) Circuit
Code 33 MAP Senor CKT (High Sig./Low VAC)
Code 34 MAP Sensor CKT (Low Sig./High VAC)
Code 35 Idle Speed Error
Code 42 Electronic Spark Timing (EST) Circuit
Code 43 Electronic Spark Control (ESC) Circuit
Code 44 Oxygen (O2) Sensor Circuit (Lean Exhaust Indicated)
Code 45 Oxygen (O2) Sensor Circuit (Rich Exhaust Indicated)
Code 51 PROM Error (Faulty or Incorrect PROM)