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Home >> Lexus >> 2023 >> ES 300h Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (A25A-FXS) - Diagnostic Codes (11 Of 20) >> SFI System >> DTC P0524-77: Engine Oil Pressure Too Low (Severe); DTC P15F0-09: Engine Oil Pressure Too Low (Moderate); DTC P15F0-77: Engine Oil Pressure Too Low (Minor); DTC P15F1-09: Variable Oil Pump Component Failure; DTC P15F1-77: Variable Oil Pump Commanded Position Not Reachable [06/2018 - 07/2019] >> Confirmation Driving Pattern
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Confirmation Driving Pattern

HINT: 

GTY743348Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  1. Connect the Techstream to the DLC3.
  2. Turn the power switch on (IG).
  3. Turn the Techstream on.
  4. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
  5. Turn the power switch off and wait for at least 30 seconds.
  6. Turn the power switch on (IG).
  7. Turn the Techstream on.
  8. Put the engine in Inspection Mode (Maintenance Mode).

    Refer to INSPECTION MODE PROCEDURE [06/2018 - ]

  9. Start the engine and warm it up until the engine coolant temperature is 75°C (167°F) or higher with all the accessories switched off [A].
  10. When the vehicle is stationery, gradually depress the accelerator pedal to increase the engine speed to 2500 rpm over a 30 second period, run the engine speed at 2500 rpm for 1 minute, then release the accelerator pedal to return to the idling speed [B].
  11. Repeat step [B] 3 times or more [C].
  12. Enter the following menus: Powertrain / Engine / Trouble Codes [D].
  13. Read the pending DTCs.

    HINT: 

    • If a pending DTC is output, the system is malfunctioning.
    • If a pending DTC is not output, perform the following procedure.
  14. Enter the following menus: Powertrain / Engine / Utility / All Readiness.
  15. Input the DTC: P0524-77, P15F0-09, P15F0-77, P15F1-09 or P15F1-77.
  16. Check the DTC judgment result.
    Techstream Display Description
    NORMAL
    • DTC judgment completed
    • System normal
    ABNORMAL
    • DTC judgment completed
    • System abnormal
    INCOMPLETE
    • DTC judgment not completed
    • Perform driving pattern after confirming DTC enabling conditions

    HINT: 

    • If the judgment result is NORMAL, the system is normal.
    • If the judgment result is ABNORMAL, the system is malfunctioning.
    • If the judgment result is INCOMPLETE, perform steps [B] through [D] again.
    • [A] to [D]: Normal judgment procedure.

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

    • When clearing the permanent DTCs, do not disconnect the cable from the auxiliary battery terminal or attempt to clear the DTCs during this procedure, as doing so will clear the universal trip and normal judgment histories.