Toyota CH-R Service Manual: Headlight Ecu

Toyota CH-R Service Manual / Lighting (ext) / Headlight Ecu

Components

COMPONENTS

ILLUSTRATION

*1

HEADLIGHT ECU SUB-ASSEMBLY

*2

HEADLIGHT GASKET

●

Non-reusable part

-

-

Installation

INSTALLATION

CAUTION / NOTICE / HINT

HINT:

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

PROCEDURE

1. INSTALL HEADLIGHT GASKET

(a) Install a new headlight gasket.

2. INSTALL HEADLIGHT ECU SUB-ASSEMBLY

(a) Connect the connector.

(b) Install the connector cover to the headlight ECU sub-assembly.

(c) Install the headlight ECU sub-assembly with the 3 screws.

NOTICE:

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

3. INSTALL HEADLIGHT ASSEMBLY

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Removal

REMOVAL

CAUTION / NOTICE / HINT

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

Necessary Procedure After Parts Removed/Installed/Replaced

Replacement Part or Procedure

Necessary Procedures

Effects/Inoperative when not performed

Link

Disconnect cable from negative battery terminal

Initialize back door lock

Power door lock control system

Memorize steering angle neutral point

Lane departure alert system (w/ Steering Control)

Pre-collision system

Headlight ECU sub-assembly LH
  • Synchronize vehicle information
  • Initialize headlight ECU sub-assembly LH

Automatic headlight beam level control system

NOTICE:

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

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

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2. REMOVE HEADLIGHT ECU SUB-ASSEMBLY

NOTICE:

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

(a) Remove the 3 screws.

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

(c) Disconnect the connector to remove the headlight ECU sub-assembly.

NOTICE:

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

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.
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