Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Precaution

NOTICE:

• The power window control system uses the LIN communication system and CAN communication system. Inspect the communication functions by following How to Proceed with Troubleshooting. Troubleshoot the power window control system after confirming that the communication system is functioning properly.

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• The power window control system prohibits the auto up and down functions if the jam protection function or catch protection function malfunctions.
• If a power window regulator motor assembly has been replaced with a new one, initialize a power window control system.

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• If a power window regulator motor assembly and door window regulator sub-assembly have been removed and installed, or if a power window regulator motor assembly was reused when a door glass or door glass run was replaced, initialize the power window control system.

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• The jam protection function or catch protection function may operate unexpectedly, even when the power window control system is normal, due to detection of a value different than the operation learned value when the door glass moving speed changes sharply under any of the following conditions:
  1. A power window is being opened or closed while the vehicle is driven on a rough road.
  2. A power window is being opened or closed while the door is being opened or closed.
  3. The voltage changes abruptly.
• Do not disconnect the battery while the engine switch is on (IG). Otherwise, DTC B2313 will be stored.

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Power Window Control System

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Parts Location

PARTS LOCATION ILLUSTRATION *1 DLC3 *2 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *3 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-B NO. 2 FUSE - DOOR F/L FUSE - DOOR F/R FUSE - DOOR ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2024 Owners Manual > Using the driving support systems: LKA (Lane-Keeping Assist)
Summary of functions When driving on highways and freeways with white or yellow lines, this function alerts the driver when the vehicle might depart from its lane and provides assistance by operating the steering wheel to keep the vehicle in its lane. Furthermore, the system also provides st ...

Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Audio And Visual System (for 12.3 Inch Display): USB Audio System Recognition/Play Error
DESCRIPTION When a USB device or "iPod" is connected to the USB jack of the No. 1 stereo jack adapter assembly, it must have playable files. The device must also communicate with and be recognized by the radio receiver assembly. This diagnostic procedure is for when a device is not recognized, or fi ...