Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001CXMO
Model Year Start: 2019 Model: GR Corolla Prod Date Range: [06/2018 - 09/2022]
Title: LIGHTING (EXT): HEADLIGHT ECU: REMOVAL; 2019 - 2022 MY Corolla Corolla Hatchback Corolla HV GR Corolla [06/2018 - 09/2022]

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during headlight ECU sub-assembly removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Headlight ECU sub-assembly LH
  • Synchronize the vehicle information
  • Perform headlight ECU sub-assembly LH initialization

Lighting system (w/ AFS)(EXT)

2019 - 2021 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 06/2021]; LIGHTING (EXT): LIGHTING SYSTEM (for Gasoline Model with AFS): INITIALIZATION 2022 MY Corolla Corolla Hatchback GR Corolla [06/2021 - 09/2022]; LIGHTING (EXT): LIGHTING SYSTEM (for Gasoline Model with AFS): INITIALIZATION

HINT:

  • Use the same procedure for the RH side and LH side.
  • The following procedure is for the LH side.

PROCEDURE

1. REMOVE HEADLIGHT ASSEMBLY

Click here 2019 MY Corolla Corolla Hatchback Corolla HV GR Corolla [06/2018 - 01/2019]; LIGHTING (EXT): HEADLIGHT ASSEMBLY: REMOVAL 2020 - 2022 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 09/2022]; LIGHTING (EXT): HEADLIGHT ASSEMBLY: REMOVAL

2. REMOVE HEADLIGHT ECU SUB-ASSEMBLY

NOTICE:

If the headlight ECU sub-assembly has been struck or dropped, replace it with a new one.

(a) Disengage the claw, pull up the connector lock lever as shown in the illustration and disconnect the connector.

*a

Connector Lock Lever

Disengage in this Direction

(b) Remove the 3 screws.

(c) Separate the connector cover from the headlight ECU sub-assembly.

(d) Disconnect the 2 connectors to remove the headlight ECU sub-assembly.

3. REMOVE HEADLIGHT GASKET

NOTICE:

Make sure to replace the headlight gasket with a new one. Failure to do so may cause water ingress.

(a) Remove the headlight gasket.