Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT GARAGE DOOR OPENER

(a) Press each garage door opener ("HomeLink") switch and check that the ("HomeLink") indicator light turns on. If one or more of the garage door opener ("HomeLink") switches does not turn on the ("HomeLink") indicator light, check the condition of the fuse and wire harness. if the wire of the fuse is broken or the wire harness is malfunctioning repair or replace it. If not, replace the inner rear view mirror assembly (garage door opener).

Click here

*a

("HomeLink") Indicator Light

*b

Garage Door Operation Indicators

*c

("HomeLink") Icon

*d

Garage Door Opener ("HomeLink") Switches

2. INSPECT GARAGE DOOR OPENER REGISTRATION AND TRANSMITTING

HINT:

Use the "HomeLink" tester and a tester transmitter for this test. First clear the customer transmitter codes, and then register the tester transmitter code.

Click here

(a) Check if the tester transmitter code was successfully registered.

HINT:

  • Any garage door opener ("HomeLink") switch can be pressed.
  • If the code cannot be registered, replace the inner rear view mirror assembly (garage door opener).

    Click here

HINT:

Click here

(b) Apply battery voltage to the "HomeLink" tester as shown in the illustration.

*a

"HomeLink" Tester

*b

Red LED

Press

(c) Press a garage door opener ("HomeLink") switch. Check if the red LED of the "HomeLink" tester illuminates.

HINT:

If the red LED does not illuminate, replace the inner rear view mirror assembly (garage door opener).

Click here

Click here

(d) When the inspection is complete, register the customer transmitter code(s) again.

HINT:

  • Registration of the customer transmitter code(s) may not be possible in the service facility if the customer's transmitters are not available or if any of the buttons are used for rolling code-type systems.
  • Refer to the Owner's Manual for additional information about registration (programming) of transmitter codes.
    Registration
    REGISTRATION PROCEDURE 1. REGISTER TRANSMITTER CODE HINT: The vehicle garage door opener records transmitter codes for systems such as garage doors, gates, entry gates, door locks, home lighting sy ...

    Navigation / Multi Info Display
    ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2026 Owners Manual > Before driving: Trailer towing (vehicles without towing package)
    Lexus does not recommend towing a trailer with your vehicle. Lexus also does not recommend the installation of a tow hitch or the use of a tow hitch carrier for a wheelchair, scooter, bicycle, etc. Your vehicle is not designed for trailer towing or for the use of tow hitch mounted carriers. ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Lighting System (w/ Automatic Headlight Beam Level Control System): Parking Light/Daytime Running Light Circuit
    DESCRIPTION Parking light function: When the main body ECU (multiplex network body ECU) receives the light control switch position signal, it sends an illumination request signal to the No. 1 headlight ECU sub-assembly and illuminates the parking lights. Daytime running light function: When ...

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

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

    © 2026 Copyright www.lexusrx.net
    0.0107