Code No. P2122: Accelerator Pedal Position Sensor (Main) Low




DIAGNOSIS CONTENT




TROUBLE JUDGMENT


Check Condition
  • Ignition switch: ON
Judgment Criterion
  • The accelerator pedal position sensor (main) output voltage is below the threshold for the specified time.

FAIL SAFE FUNCTION




PROBABLE CAUSE



  • Failed accelerator pedal position sensor (main)
  • Failed electrical harness in accelerator pedal position sensor (main) circuit