P2101 OBD II Trouble Code Throttle Actuator A Control Motor Circuit Range Performance

Symptoms of P2101 OBD II Trouble Code

  • Malfunction Indicator Light On
  • Fixed idle speed
  • Unable to accelerate engine

Common Causes of P2101 OBD II Trouble Code

  • Open or short in the circuit to the Throttle Actuator - likely
  • Failed Throttle Actuator - inoperative (mechanically or electrically) - likely
  • Failed PCM - unlikely

Severity of P2101 OBD II Trouble Code

Severity is usually severe due to its impact on the cooling system. Because this can be either an electrical or mechanical failure, the PCM cannot fully compensate for it. Partial compensation usually means that the engine has a fixed idle speed (usually around 1000 ? 1200 rpm).