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 > Rear Power Seat Control System(for Second Row): Park / Neutral Position Switch Circuit
DESCRIPTION The fold seat control ECU receives switch operation signals, the back door courtesy light switch assembly signal*1, rear door courtesy light switch assembly signal*2 and driving condition signal and operates the rear power seat according these signals. *1: When using fold seat switch ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Pre-collision System: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the pre-collision system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. PRE-CHECK (a) Measure the battery voltage. Standard Voltage: 11 to 14 V If the volta ...