Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Initialization

• The cable is disconnected from the negative (-) battery terminal.
• A fuse of the power back door system power source circuit has been removed and installed or replaced.
• The multiplex network door ECU is removed and installed or replaced, or a connector is disconnected.

HINT:

• Initialization is not necessary if the above have been performed with the back door closed.
• When disconnecting the cable from the negative (-) battery terminal, some systems need to be initialized after the negative (-) battery terminal is reconnected.

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Customize Parameters

CUSTOMIZE PARAMETERS CUSTOMIZE POWER BACK DOOR SYSTEM NOTICE: When the customer requests a change in a function, first make sure that the function can be customized. Record the current settings b ...

Problem Symptoms Table

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. ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Steering Lock System: Open / Short in Steering Lock ECU (B2781)
DESCRIPTION The steering lock ECU and steering lock motor are built into the steering lock actuator or upper bracket assembly. The steering lock ECU (steering lock actuator or upper bracket assembly) detects whether the steering lock is in the lock or unlock position by using the lock sensor and unl ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Parking Assist Ecu: Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during parking assist ECU removal/installation are shown below. Necessary Procedures After Parts Removed/Insta ...