On-Vehicle Inspection [08/2020 - ]: Procedure
WARNING: This page is about a different car, the 2024 Lexus ES 250, 2023 Lexus ES 250, 2022 Lexus ES 250, and 2021 Lexus ES 250. However, it is still accessible from the selected car via links, so may be relevant.
- INSPECT ACCELERATOR PEDAL(W/SENSOR) ROD 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.