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 |
|
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:
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:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Dynamic Torque Control Awd System: System Diagram
SYSTEM DIAGRAM Communication Table Transmitting ECU Receiving ECU Signal Communication Method
*1: w/ Optitron Meter Type
*2: w/ TFT Meter Type Skid control ECU (Brake actuator assembly) 4WD ECU assembly
Wheel speed sensor signal
Stop light switch signal
CAN communic ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Air Conditioning System: Diagnosis System
DIAGNOSIS SYSTEM DESCRIPTION Air conditioning system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform troubleshooting. CHECK DLC3 Check th ...