PROBLEM SYMPTOMS TABLE
HINT:
Symptom | Suspected Area | Link |
---|---|---|
Only manual switch does not operate | Tilt and telescopic manual switch circuit | |
Multiplex tilt and telescopic ECU | | |
Only auto away/return function does not operate | Check customize status of auto away/return function using the Techstream | |
IG power source circuit | | |
Multiplex tilt and telescopic ECU | | |
Only auto away function does not operate | Entry and start system (for start function) | |
Multiplex tilt and telescopic ECU | | |
Only auto return function does not operate | Entry and start system (for start function) | |
Multiplex tilt and telescopic ECU | | |
Only memory function does not operate | Front power seat control system | |
Position Control ECU and Switch Assembly LH | | |
Multiplex tilt and telescopic ECU | | |
Memory call function does not operate | Front power seat control system | |
Power mirror control system | | |
Multiplex tilt and telescopic ECU | |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Back Door System (w/ Outside Door Control Switch): Initialization
INITIALIZATION INITIALIZE MULTIPLEX NETWORK DOOR ECU NOTICE: Initialization of the multiplex network door ECU (back door initial position learning) is necessary if any of the following have been performed with the back door open.
The cable is disconnected from the negative (-) battery terminal.
...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Airbag System: Side Satellite Sensor Bus Lost Communication (LH) (B1647,B1648)
DESCRIPTION The side collision sensor LH circuit (bus 1) consists of the airbag sensor assembly, door side airbag sensor LH and rear airbag sensor LH. The door side airbag sensor LH and rear airbag sensor LH detect impacts to the vehicle and send signals to the airbag sensor assembly to determine if ...