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

• When a large amount of water is applied to the rear bumper, such as when the vehicle is being washed or in heavy rain.
• When dirt is wiped off the rear bumper.
• When a small animal or small object, such as a ball, moves under the rear bumper.
• When an object is moved from under the rear bumper.
• If someone is swinging their legs while sitting on the rear bumper.
• If the legs or another part of someone's body contacts the rear bumper while passing by the vehicle.
• When the vehicle is parked near an electrical noise source which affects the sensitivity of the Hands Free Power Back Door, such as a pay parking spot, gas station, electrically heated road, or fluorescent light.
• When the vehicle is near a TV tower, electric power plant, radio station, large display, airport or other facility that generates strong radio waves or electrical noise.
• When the vehicle is parked in a place where objects such as plants are near the rear bumper.
• If luggage, etc. is set near the rear bumper.
• If accessories or a vehicle cover is installed/removed near the rear bumper.
• When the vehicle is being towed.

• When a foot remains under the rear bumper.
• If the rear bumper is strongly hit with a foot or is touched for a while.
• When standing excessively close to the rear bumper.
• When an external radio wave source interferes with the communication between the electrical key transmitter sub-assembly and the vehicle.
• When the vehicle is parked near metal, or an external radio wave or electrical noise source which affects the sensitivity of the Hands Free Power Back Door, such as a pay parking spot, gas station, electrically heated road, fluorescent light, or metal plate.
• When the vehicle is near a TV tower, electric power plant, radio station, large display, airport or other facility that generates strong radio waves or electrical noise.
• When a large amount of water is applied to the rear bumper, such as when the vehicle is being washed or in heavy rain.
• When mud, snow, ice, etc. is attached to the rear bumper.
• When the vehicle has been parked for a while near objects that may move and contact the rear bumper, such as plants.
• When an accessory is installed to the rear bumper.

• When any of the following conditions are met:
  • The "System Settings" item is set to a value other than "ON" using the customization function via the multi-information display in the combination meter assembly (The default setting is "ON").

    Click here

  • The "Kick Sensor" item is set to a value other than "ON" using the customization function via the multi-information display in the combination meter assembly (The default setting is "ON").

    Click here

  • The "Kick Sensor Function" item is set to a value other than "ON" using the Techstream customization function (The default setting is "ON").

    Click here

• When the electrical key transmitter sub-assembly is outside of the power back door operation detection area.
• When the entry function does not operate because of wave interference.

Power Back Door System (w/ Outside Door Control Switch)

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Parts Location

PARTS LOCATION ILLUSTRATION *1 INTEGRATION CONTROL AND PANEL ASSEMBLY *2 POWER BACK DOOR SWITCH *3 COMBINATION METER ASSEMBLY *4 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *5 ...

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