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Running cable through firewall ..

Discussion in '3rd Gen. Tacomas (2016-2023)' started by BMH, Mar 30, 2021.

  1. Mar 30, 2021 at 9:05 AM
    #1
    BMH

    BMH [OP] Well-Known Member

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    Bruce
    Pend Oreille County, WA.
    2020 4x4 SR AC 2.7 liter - Bare Bones Base Model
    Need to run a pair of 6 gauge wires through the firewall (For inverter) ...
    Any easy spots without having to drill a hole somewhere? (Do NOT wanna drill a hole, but... If I have to, I have to...)
     
    whatstcp likes this.
  2. Mar 30, 2021 at 9:07 AM
    #2
    Shellshock

    Shellshock King Shit of Turd Island

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    The main wiring harness goes through on the drivers side. There are 2 nipples you can cut off and run wires through. Or cut a slit in the boot.
     
  3. Mar 30, 2021 at 9:21 AM
    #3
    Kairide

    Kairide Well-Known Member

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    :eek::eek:
     
  4. Mar 30, 2021 at 9:32 AM
    #4
    BMH

    BMH [OP] Well-Known Member

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    Pend Oreille County, WA.
    2020 4x4 SR AC 2.7 liter - Bare Bones Base Model
    Thank you ... was looking at that, just wasn't sure if that was a good route or not. The last thing I wanted was cutting up ANYthing near the main harness and end up going 'Oops! Man, did I just EFF UP' ..
     
  5. Mar 30, 2021 at 5:09 PM
    #5
    wayne0

    wayne0 Well-Known Member

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    Any rubber grommet, occupied or not, is fair game.
     
  6. Mar 31, 2021 at 4:45 AM
    #6
    IndyTac

    IndyTac Well-Known Member

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    I came in by the master cylinder. Pull the grommet, cut the grommet, punch hole in the grommet, screw driver through the carpet, and you’re in. It comes in by where the brake pedal bolts to the firewall.
    172BC32D-323E-4F5D-B2F1-27371E9AEB57.jpg

    3399DF59-27A0-4B91-BB6A-F8FF8946BE3F.jpg

    4CC61E07-F12B-4C0D-A93B-C8B071D37800.jpg

    Edit: This is where I learned about this, and it shows you how to prep the grommet. If you ever want to take it out, just buy a new grommet. No extra holes where the main harness comes in and no other wires to avoid.

    https://www.youtube.com/watch?v=RUiKfNhCyuA
     

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