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 DTC P2120  .

DTC TROUBLE DETECTION CONDITION

DTC No. DTV Detection Condition Trouble Area
P2121 Difference between VPA1 and VPA2 less than 0.4 V, or more than 1.2 V for 0.5 seconds (1 trip detection logic)
  • APP sensor
  • ECM