DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 84 (Motor Generator Control System (2WD) - Diagnostic Codes (1 Of 4)) >> MOTOR GENERATOR CONTROL SYSTEM (for 2WD) >> DTC P0A7A-72: Generator Inverter Actuator Stuck Open [12/2019 - 11/2023] >> Confirmation Driving Pattern

Confirmation Driving Pattern

WARNING: This page is about a different variant/trim than selected.

HINT: 

  1. Connect the GTS to the DLC3.
  2. Turn the ignition switch to ON and turn the GTS on.
  3. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
  4. Turn the ignition switch off and wait for 2 minutes or more.
  5. Apply the parking brake and secure the wheels using chocks.
    NOTE:

    Perform this test with the AUTO function (shift-linked function) of the electric parking brake system off.

    HINT: 

    When the parking brake indicator (red) is illuminated after the electric parking brake switch assembly has been pulled to the lock side, the maximum amount of braking force is applied if the electric parking brake switch assembly is pulled to the lock side one more time.

  6. Turn the ignition switch to ON and turn the GTS on.
  7. Turn the ignition switch to ON (READY). [*1]
  8. Move the shift lever to D, and then firmly depress the brake pedal while fully depressing the accelerator pedal. Keep the brake pedal and accelerator pedal pressed for approximately 5 seconds. [*2]

    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 / Motor Generator / Utility / All Readiness.
  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.