Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: 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 dimmer switch removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Disconnect cable from negative battery terminal

Memorize steering angle neutral point

Lane Control System

Pre-collision system

Intelligent clearance sonar system*1

Parking Assist Monitor System

Panoramic View Monitor System

Lighting System (w/ Automatic Headlight Beam Level Control System)

Initialize back door lock

Power door lock control system

Reset back door close position

Power Back Door System (w/ Outside Door Control Switch)

Removal/installation of the spiral cable with sensor sub-assembly

  • Steering angle neutral point (Initialize parking assist monitor system)
  • Steering angle setting

Parking assist monitor system

for Initialization

for Calibration

Steering angle neutral point (Initialize panoramic view monitor system)

Panoramic view monitor system

for Initialization

for Calibration

Steering angle neutral point (Initialize intelligent clearance sonar system)

Intelligent clearance sonar system

*1: When performing learning using the Techstream.

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CAUTION:

Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing.

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PROCEDURE

1. REMOVE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY

Click here

2. REMOVE TILT AND TELESCOPIC SWITCH (for Power Tilt and Power Telescopic Steering Column)

Click here

3. REMOVE WINDSHIELD WIPER SWITCH ASSEMBLY

Click here

4. REMOVE HEADLIGHT DIMMER SWITCH ASSEMBLY

(a) Disconnect the connector.

(b) Disengage the 3 claws and remove the headlight dimmer switch assembly.

    Inspection
    INSPECTION PROCEDURE 1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Light Control Switch Tester Connec ...

    Headlight Ecu
    ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Can Communication System: Check Bus 5 Line for Short to GND
    DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 15 (CA5H) of the network gateway ECU and terminal 4 (CG) of the DLC3, or terminal 16 (CA5L) of the network gateway ECU and terminal 4 (CG) of the DLC3. Symptom Trouble ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Blind Spot Monitor System: Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129,U0142)
    DESCRIPTION These DTCs are stored if there is a malfunction in the CAN communication system connected to the blind spot monitor sensor. HINT: If CAN communication system DTCs are stored, they may also be stored for other systems. DTC No. Detection Item DTC Detection Condition Trouble Area ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

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