DTC P2121: Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance [12/2015 - 08/2016]: Description
WARNING: This page is about a different car, the 2016 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
Refer to DTC P2120 (Refer to DESCRIPTION ).
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| P2121 | Either of following conditions 1 or 2 met for 0.5 seconds (1 trip detection logic) 1. Difference between VPA and VPA2 is less than 0.4 V, or higher than 1.2 V. (learned value of accelerator off position) 2. Difference between VPA and VPA2 is greater than or equal to the specified value. |
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