FixVault

DTC P2121: Throttle/Pedal Position Sensor/Switch "D" Circuit Range/Performance: Description

HINT:

This DTC relates to the Accelerator Pedal Position (APP) sensor.

Refer to DESCRIPTION  .

DTC DETECTION CONDITION TABLE

DTC No. DTC Detection Condition Trouble Area
P2121 Conditions (a) and (b) continue for 0.5 seconds:
  1. Difference between VPA1 and VPA2 deviates from the standard
  2. IDL is OFF
  • APP sensor circuit
  • APP sensor
  • ECM