Registration [09/2014 - ]: Procedure

2025 Toyota Sequoia CapstoneSECTION Procedure
WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 2024 Lexus RC 350, 2024 Lexus RC 300, 2023 Lexus RC 350, 2023 Lexus RC 300, and 2022 Lexus RC 350. However, it is still accessible from the selected car via links, so may be relevant.
  1. MEMORY CALL REGISTRATION (w/ Memory) 
    1. Memory registration when not using the Techstream
      NOTE:
      • Do not bring 2 or more electrical key transmitter sub-assemblies into the cabin.
      • Do not press and hold the door control switch on the multiplex network master switch assembly for 3 seconds or more.
      1. Register the seat position to a seat memory switch (M1, M2, or M3 switch) in advance.
      2. Sit on the driver seat carrying only the electrical key transmitter sub-assembly to be registered to the vehicle.
      3. With the engine switch on (IG) and the shift lever in P, restore the memorized position to be registered.
      4. With the engine switch on (IG), the shift lever in P, the driver door closed, and a seat memory switch (M1, M2, or M3 switch) being pressed and held, press and hold the door control switch on the multiplex network master switch assembly until the buzzer answer-back function operates.

        HINT: 

        • The door control switch on the multiplex network master switch assembly can be pressed to either the lock or unlock side.
        • The buzzer sounds for 0.5 seconds when the registration is complete.
        • The buzzer sounds for 3 seconds when the registration fails.
    2. Memory registration when using the Techstream
      1. Connect the Techstream to the DLC3.
      2. Turn the engine switch on (IG).
      3. Turn the Techstream on.
      4. Enter the following menus: Body Electrical / Smart Access / Utility / Driver Information Registration.

        Body Electrical > Smart Access > Utility 

        Tester Display
        Driver Information Registration
      5. Proceed to the next step in accordance with the prompts on the Techstream screen.
    3. Memory deletion
      NOTE:
      • Do not bring 2 or more electrical key transmitter sub-assemblies into the cabin.
      • Do not press and hold the door control switch on the multiplex network master switch assembly for 3 seconds or more.
      1. Sit on the driver seat carrying only the electrical key transmitter sub-assembly to be deleted from the vehicle.
      2. With the engine switch on (IG), the shift lever in P, the driver door closed, and the SET seat memory switch being pressed and held, press and hold the door control switch on the multiplex network master switch assembly until the answerback by the buzzer is confirmed.

        HINT: 

        • The door control switch on the multiplex network master switch assembly can be pressed to either the lock or unlock side.
        • The buzzer sounds for 0.5 seconds when the registration is complete.
        • The buzzer sounds for 3 seconds when the registration fails.
  2. INITIALIZATION OF SEAT ECU 
    NOTE:

    Initializing the position control ECU and switch assembly will clear the seat position memory.

    HINT: 

    • Make sure to initialize the position control ECU and switch assembly after replacing the seat assembly or any related parts.
    • Before initializing the seat ECU, make sure that the D/C CUT fuse is normal.
    • When any of the following conditions are met, the seat position Information in the seat ECU will be cleared.
      • The engine switch is turned off with any of the seat switches being operated and the D/C CUT fuse removed.
      • The engine switch is turned off within 1 second of any of the seat switches being operated with the D/C CUT fuse removed.
    1. Turn the engine switch on (IG).
    2. Operate the slide and vertical power seat switch knob to tilt the front of the power seat downward 3 times.
    3. Within 10 seconds of operating the slide and vertical power seat switch, simultaneously operate and hold the reclining power seat switch knob to recline the power seat and slide and vertical power seat switch knob to move the power seat upward until a buzzer sounds.
    4. Operate and hold the slide and vertical power seat switch knob to move the power seat to the foremost position. Continue holding the switch for 1 second after the seat has stopped at the foremost position.
    5. Operate and hold the slide and vertical power seat switch knob to move the power seat to the rearmost position. Continue holding the switch for 1 second after the seat has stopped at the rearmost position.
    6. Operate the slide and vertical power seat switch knob to move the power seat to the lowermost position. Continue holding the switch for 1 second after the seat has stopped at the lowermost position.
    7. Pull the reclining remote control lever sub-assembly, fold the seatback forward and confirm that the one-touch walk-in function operates normally.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.