P0122 OBD II Trouble Code Throttle Position Sensor/Switch A Circuit Low Input - Check Engine Light Code

Symptoms of P0122 OBD II Trouble Code

  • Rough or low idle
  • Stalling
  • Surging
  • No/little acceleration
  • other symptoms may also be present

Common Causes of P0122 OBD II Trouble Code

  • TPS not mounted securely
  • TPS circuit short to ground or another wire
  • Faulty TPS
  • Damaged computer (PCM)