HEADLIGHT ECU 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 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
Front bumper assembly	Front television camera view adjustment	Panoramic view monitor system	Click here for Initialization Click here for Calibration
Headlight ECU sub-assembly LH	Synchronize vehicle information Initialize headlight ECU sub-assembly LH	Adaptive high beam system Automatic headlight beam level control system	Click here

Note

If the Headlight ECU sub-assembly RH is replaced with a new one, vehicle information registration and initialization are not necessary.

Tech Tips

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

PROCEDURE

REMOVE HEADLIGHT ASSEMBLY

for Single Beam Headlight:

Click here

for Triple Beam Headlight:

Click here
REMOVE HEADLIGHT ECU SUB-ASSEMBLY
Note

Make sure to replace the headlight gasket with a new one. Failure to do so may cause water ingress.
1. Remove the 3 screws.
2. Remove the connector cover.
3. for Single Beam Headlight:
  1. Disconnect the connector to remove the headlight ECU sub-assembly.
    
    Note
    
    If the headlight ECU sub-assembly has been struck or dropped, replace it with a new one.
4. for Triple Beam Headlight:
  1. Disconnect the 2 connectors to remove the headlight ECU sub-assembly.
    
    Note
    
    If the headlight ECU sub-assembly has been struck or dropped, replace it with a new one.
REMOVE HEADLIGHT GASKET
Note

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