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Home >> Lexus >> 2022 >> LS 500h RWD >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Control System (W/ Advanced Park) - Diagnostic Codes (5 Of 5) & Circuit Tests (1 Of 2) >> HYBRID CONTROL SYSTEM (w/ Advanced Park) >> DTC P2797-62: Auxiliary Transmission Fluid Pump Signal Compare Failure [11/2021 - 10/2023] >> Confirmation Driving Pattern

Confirmation Driving Pattern

HINT: 

  1. Connect the Techstream to the DLC3.
  2. Turn the power switch on (IG) and turn the Techstream on.
  3. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
  4. Turn the power switch off and wait for 2 minutes or more.
  5. Turn the power switch on (READY).
  6. With the brake pedal depressed, move the shift lever to select shift state drive (D).
  7. Stop the vehicle in EV mode for 20 seconds or more.*1
  8. While driving in EV mode (engine stopped), drive a few seconds with the accelerator pedal depressed slightly. *2
    WARNING:

    Strictly observe posted speed limits, traffic laws and road conditions when performing this test.

    HINT: 

    [*1] to [*2]: Normal judgment procedure.

    The normal judgment procedure is used to complete DTC judgment and also used when clearing permanent DTCs.

  9. Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.
  10. Check the DTC judgment result.

    HINT: 

    • If the judgment result shows NORMAL, the system is normal.
    • If the judgment result shows ABNORMAL, the system has a malfunction.
    • If the judgment result shows INCOMPLETE, perform the normal judgment procedure again.