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 |
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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:
RegistrationLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Front Power Seat Control System (w/ Memory): Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspect ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Sfi System: ECM Power Source Circuit
DESCRIPTION When the engine switch is turned on (IG), the battery voltage is applied to the IGSW terminal of the ECM. The output signal from the MREL terminal of the ECM causes a current to flow to the coil of the semiconductor pwr integration ECU (EFI-MAIN relay), closing the contacts and supplying ...