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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 91 (Engine Control System - Diagnostic Codes (02 Of 10)) >> SFI SYSTEM (for Gasoline Model) >> DTC P0120-15: Throttle / Pedal Position Sensor / Switch "A" Circuit Short to Battery or Open [10/2022 - ] >> Description

DTC P0120-15: Throttle / Pedal Position Sensor / Switch "A" Circuit Short to Battery or Open [10/2022 - ]: Description

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Refer to DTC P0120-11.

Refer to DESCRIPTION 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from Priority Note
P0120-15 Throttle / Pedal Position Sensor / Switch "A" Circuit Short to Battery or Open The output voltage of VTA1 is higher than 4.535 V for 2 seconds or more (1 trip detection logic).
  • Throttle position sensor (throttle body with motor assembly)
  • Open in VTA1 circuit
  • Open in ETA circuit
  • Short between VCTA and VTA1 circuits
  • ECM
Comes on Engine A
  • SAE Code: P0123
  • DTC for Mexico Models: Applies