P2105 OBD II Trouble Code Throttle Actuator Control System - Forced Engine Shutdown

How to quickly diagnose, repair, and info on symptoms and causes of a P2105 engine code that means the throttle actuator control system is in a forced engine shutdown condition due to a malfunction.

Symptoms of P2105 OBD II Trouble Code

  • Engine will not start
  • Little or no throttle response
  • Check Engine Light illuminated
  • ABS Light illuminated
  • Automatic transmission will not shift
  • Additional codes are present

Common Causes of P2105 OBD II Trouble Code

  • Engine Overheating
  • Coolant Leaks
  • EGR Valve Malfunction
  • Mass Air Flow Sensor Malfunction
  • Drive Axle Modifications
  • ABS, Traction Control or Stability Control Failures
  • Automatic Transmission Problems
  • Abnormal System Voltages

Severity of P2105 OBD II Trouble Code

The severity of this code can be moderate to severe based on the specific malfunction. Symptoms of a P2105 trouble code may include: