Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001H17H
Model Year Start: 2020 Model: Corolla Prod Date Range: [01/2019 - 09/2022]
Title: WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM (for HV Model): Auto Up Operation does not Fully Close Power Window (Jam Protection Function is Activated); 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]

Auto Up Operation does not Fully Close Power Window (Jam Protection Function is Activated)

DESCRIPTION

If a door glass does not slide smoothly or a power window regulator motor assembly or door window regulator sub-assembly does not operate smoothly, the jam protection function may be triggered automatically, resulting in the auto up operation being unable to fully close the power window.

CAUTION / NOTICE / HINT

NOTICE:

  • If a power window regulator motor assembly has been replaced with a new one, initialize the power window control system.

    Click here 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM (for HV Model): INITIALIZATION

  • If a power window regulator motor assembly and door window regulator sub-assembly have been removed and installed, or if a power window regulator motor assembly was reused when a door glass or door glass run was replaced, initialize the power window control system.

    Click here 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM (for HV Model): INITIALIZATION

HINT:

This symptom may occur for any of the power windows.

PROCEDURE

1.

PERFORM INITIALIZATION (APPLICABLE LOCATION)

(a) Initialize the power window regulator motor assembly (applicable location).

Click here 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM (for HV Model): INITIALIZATION

NEXT

2.

CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION (APPLICABLE LOCATION))

(a) Check that each power window moves when the auto up and down functions of the multiplex network master switch assembly, power window regulator switch assembly or rear power window regulator switch assembly are operated.

Click here 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM (for HV Model): OPERATION CHECK

OK:

Auto up and down functions are normal (applicable location).

OK

END (PROBLEM DUE TO INITIALIZATION FAILURE)

NG

3.

CHECK DOOR GLASS SLIDING MOVEMENT (APPLICABLE LOCATION)

(a) Remove the power window regulator motor assembly and door window regulator sub-assembly.

(b) Install the door glass to the door glass run.

(c) Check that the power window regulator motor assembly and door window regulator sub-assembly operate smoothly.

(d) Check that the door glass slides smoothly when sliding it up by hand.

NOTICE:

Make sure to perform initialization again.

HINT:

Ensure the following:

  • The door glass fits in the door glass run without improper contact or deformation.
  • Foreign matter is not caught in the door glass run.
  • The door glass run is not misaligned.
  • The door glass is not tilted and does not catch on the door glass run.

OK:

Door glass slides smoothly.

Result

Proceed to

OK (Driver door power window)

A

OK (Front passenger door power window)

OK (Rear LH door power window)

B

OK (Rear RH door power window)

NG

C

A

REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Door or Front Passenger Door) 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 03/2019]; WINDOW / GLASS: POWER WINDOW REGULATOR MOTOR (for Front Door): REMOVAL 2020 - 2022 MY Corolla Corolla Hatchback Corolla HV GR Corolla [03/2019 - 09/2022]; WINDOW / GLASS: POWER WINDOW REGULATOR MOTOR (for Front Door): REMOVAL

B

REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear LH Door or Rear RH Door) 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 03/2019]; WINDOW / GLASS: POWER WINDOW REGULATOR MOTOR (for Rear Door): REMOVAL 2020 - 2022 MY Corolla Corolla Hatchback Corolla HV GR Corolla [03/2019 - 09/2022]; WINDOW / GLASS: POWER WINDOW REGULATOR MOTOR (for Rear Door): REMOVAL

C

FIT DOOR GLASS CORRECTLY (REMOVE FOREIGN MATTER CAUSING IMPROPER FIT OR REPLACE PARTS)