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Home >> Lexus >> 2009 >> IS 350 >> Repair and Diagnosis >> External Pages >> Different car >> Section 139 (Engine Control System (DTCS P0010 - P0368)) >> SFI System >> DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem >> Typical Malfunction Thresholds
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Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2009 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
Either of the following conditions is set -
Difference of TP sensor voltage between VTA1 and VTA2 x 0.8 Higher than 1.6 V
Difference of TP sensor voltage between VTA1 and VTA2 x 0.8 Lower than 0.8 V