PROBLEM SYMPTOMS TABLE
NOTICE:
If the multiplex network door ECU has been removed and installed or replaced, or if any of the connectors have been disconnected, initialize the power back door system.
Click here
HINT:
Symptom | Suspected Area | Link |
---|---|---|
Power back door cannot be operated using any switch | Meter / gauge system |
|
Power back door sensor assembly LH | ||
Power back door sensor assembly RH | ||
Wire harness and connector | ||
Multiplex network door ECU | ||
Power back door does not operate using the cabin switch | Power back door switch (integration control and panel assembly) |
|
Wire harness and connector | ||
Multiplex network door ECU | ||
Main body ECU (multiplex network body ECU) | ||
Power back door does not operate outside switch | Back door control switch |
|
Wire harness and connector | ||
Multiplex network door ECU | ||
Power back door cannot be opened using the back door opener switch assembly (open switch) (back door entry unlock function is normally) | Multiplex network door ECU |
|
Power back door cannot be operated using kick sensor* | Wire harness and connector |
|
Kick door control sensor | ||
Multiplex network door ECU | ||
Power back door cannot be operated using kick sensor and back door opener switch* | Smart access system (for Entry Function) |
|
Power back door close and lock function does not operate | Door control switch |
|
Wire harness and connector | ||
Multiplex network door ECU | ||
Back door closer does not operate | Back door visual check (foreign objects) |
|
Back door lock assembly | ||
Wire harness and connector | ||
Multiplex network door ECU | ||
The back door closer does not reverse rotation operation properly when the back door opener switch assembly (open switch) is operated (during the back door closer operation). | Smart access system (for Entry Function) |
|
Multiplex network door ECU |
| |
Power back door warning system does not operate | Wireless door lock control system |
|
Wire harness and connector | ||
Power back door warning buzzer | ||
Multiplex network door ECU | ||
Jam protection function activates during power back door operation | Back door visual check (foreign objects) |
|
Power back door unit assembly set LH | ||
Power back door unit assembly set RH | ||
Power back door sensor assembly LH | ||
Power back door sensor assembly RH | ||
Wire harness and connector | ||
Multiplex network door ECU |
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Smart Access System With Push-button Start (for Entry Function): Diagnosis System
DIAGNOSIS SYSTEM DESCRIPTION (a) Smart access system with push-button start (for Entry Function) data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). In some cases, a malfunction may be occurring in the smart access system with push-button start. Whe ...
Lexus RX (RX 350L, RX450h) 2016-2024 Owners Manual > Dynamic radar cruise
control with full-speed
range: Selecting constant speed control mode
When constant speed control mode is selected, your vehicle will maintain a
set
speed without controlling the vehicle-to-vehicle distance. Select this mode only
when vehicle-to-vehicle distance control mode does not function correctly due
to a dirty radar sensor, etc.
1. With the cruise control ...