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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 Enabling Conditions
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Typical Enabling Conditions

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.
Monitor runs whenever following DTCs are not present None
Either of the following conditions A or B is met: -
A. Engine switch On (IG)
B. Electric throttle motor power ON
TP sensor malfunction (P0120, P0122, P0123, P0220, P0222, P0223, P2135) Not detected