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Home >> Scion >> 2011 >> xD Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P1604-P2A00) & Circuit Tests) >> SFI System >> DTC P2121: Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance >> Description
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DTC P2121: Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance: Description

Refer to DTC P2120. Refer to DESCRIPTION .

HINT: 

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

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