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Install OEM Seat with Seat heater

Discussion in '2.5 Gen Tundras (2014-2021)' started by BuHoY, Mar 1, 2025.

  1. Mar 1, 2025 at 8:01 AM
    #1
    BuHoY

    BuHoY [OP] New Member

    Joined:
    Jan 19, 2024
    Member:
    #110489
    Messages:
    2
    Hi All,

    I got an electric seat to replace my manual driver seat. The new seat has Seat heating option. Im trying to figure out how to wire it. According to the diagram below the PZ1 connector pin outs the Light Green wire receives 12V and the WB is connected to ground. But I dont know how to wire the Pink, Red and Purple. I connected 12v to LG and WB to test if it will activate the power seat cushion but it didnt. My guess the Pink, Red and Purple are required to signal the control board to activate the heating.

    If I would knew what these wires require I would be able to simulate the control signal


    PZ1 Connector:
    [​IMG]

     

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