Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Motor Inverter Shutdown Performance Stuck Off (P1F689F)

Toyota Corolla Cross (2022-2025) Service Manual / Engine & Hybrid System / Hybrid / Battery Control / Hybrid Control System / Motor Inverter Shutdown Performance Stuck Off (P1F689F)

DESCRIPTION

The hybrid vehicle control ECU detects malfunctions which prevent the generator (MG1) inverter, motor (MG2) inverter and rear motor (MGR) inverter shutdown circuit from shutting down the hybrid vehicle control system.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

Warning Indicate

Note

P1F689F

Motor Inverter Shutdown Performance Stuck Off

Motor generator control ECU internal malfunction

(1 trip detection logic)

Inverter with converter assembly

Does not come on

Master Warning:

Comes on

SAE Code:

P1F68

CONFIRMATION DRIVING PATTERN

HINT:

After repair has been completed, clear the DTC and then check that the vehicle has returned to normal by performing the following All Readiness check procedure.

Click here

  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. Turn the ignition switch to ON (READY) and wait for 30 seconds or more.
  6. Turn the ignition switch off and wait for 2 minutes or more.
  7. Turn the ignition switch to ON and turn the GTS on.
  8. Enter the following menus: Powertrain / Hybrid Control / Utility / All Readiness.
  9. 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 driving pattern again.

PROCEDURE

1.

REPLACE INVERTER WITH CONVERTER ASSEMBLY

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NEXT

END

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