Lexus ES manuals

Lexus ES: Removal

Lexus ES (XZ10) Service Manual / Vehicle Exterior / Lighting (ext) / Headlight Ecu / 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 during headlight ECU sub-assembly removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced (for HV Model)

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link
*1: for LED type turn signal light

Front bumper assembly
  • Measure ultrasonic sensor detection angle
  • Ultrasonic sensor detection angle registration
  • Parking Support Alert System (for HV Model)
  • Parking Support Brake System (for HV Model)

Front television camera view adjustment

Panoramic View Monitor System (for HV Model)

for Initialization

for Calibration

Headlight ECU sub-assembly LH
  • Synchronize the vehicle information
  • Perform headlight ECU sub-assembly LH initialization*1

Lighting system (for HV Model)

Necessary Procedure After Parts Removed/Installed/Replaced (for Gasoline Model)

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link
*1: for LED type turn signal light

Front bumper assembly
  • Measure ultrasonic sensor detection angle
  • Ultrasonic sensor detection angle registration
  • Parking Support Alert System (for Gasoline Model)
  • Parking Support Brake System (for Gasoline Model)

Front television camera view adjustment

Panoramic View Monitor System (for Gasoline Model)

for Initialization

for Calibration

Headlight ECU sub-assembly LH
  • Synchronize the vehicle information
  • Perform headlight ECU sub-assembly LH initialization*1

Lighting System (for Gasoline Model)

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

for LED Type Turn Signal Light:

Click here

for Bulb Type Turn Signal Light:

Click here

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

(a) Remove the 3 screws.

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

(c) for Single Beam Headlight:

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

(d) for Triple Beam Headlight:

(1) 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.

READ NEXT:

 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 n

 Height Control Sensor

 Components

COMPONENTS ILLUSTRATION *1 REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LH - - N*m (kgf*cm, ft.*lbf): Specified torque - -

SEE MORE:

 Left Low Beam Fan Malfunction (B243D,B243E)

DESCRIPTION The headlight ECU sub-assembly operates the low beam fan to cool the headlight LED unit in order to prevent the headlight LED unit from overheating. Illuminates the low beam headlights and continuously operates the low beam fan. The headlight ECU sub-assembly monitors the pulse signals f

 Vehicle Behavior Chart

VEHICLE BEHAVIOR CHART VEHICLE BEHAVIOR CHART (a) Vehicle behavior categorized by DTC If a DTC is output, the vehicle behaves as follows. DTC No. Detection Item Vehicle Behavior when DTC is Output P033500 Crankshaft Position Sensor "A" Normal driving P033531 Crankshaft Position

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