On-Vehicle Inspection [06/2018 - ]: Procedure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 350, 2023 Lexus ES 350, 2022 Lexus ES 350, 2021 Lexus ES 350, and 2020 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.
- INSPECT ACCELERATOR PEDAL SENSOR ASSEMBLY
- Connect the Techstream to the DLC3.
- Turn the engine switch on (IG).
- Turn the Techstream on.
- Enter the following menus: Powertrain / Engine / Data List / Accelerator Position Sensor No. 1 Voltage and Accelerator Position Sensor No. 2 Voltage.
Powertrain > Engine > Data List
Tester Display Accelerator Position Sensor No. 1 Voltage Accelerator Position Sensor No. 2 Voltage - Read the values displayed on the Techstream.
Standard Voltage
Techstream Display Condition Specified Condition Accelerator Position Sensor No. 1 Voltage Accelerator pedal fully released 0.5 to 1.1 V Accelerator pedal fully depressed 2.6 to 4.5 V Accelerator Position Sensor No. 2 Voltage Accelerator pedal fully released 1.2 to 2.0 V Accelerator pedal fully depressed 3.4 to 4.75 V If the result is not as specified, check the accelerator pedal sensor assembly, wire harness and ECM.