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Home >> Lexus >> 2009 >> GS 460 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P0010 & P0441) & Circuit Tests) >> SFI System >> DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem >> Description
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DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem: Description

Refer to DTC P0120. Refer to DESCRIPTION .

HINT: 

This DTC relates to the Throttle Position (TP) sensor.

DTC No. DTC Detection Condition Trouble Area
P0121 Difference between VTA and VTA2 voltages less than 0.8 V, or more than 1.6 V for 2 seconds (1 trip detection logic) TP sensor (built into throttle body)