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Tail lights and horn stuck on with key off have remove horn fuse and tail light relay to get them of

Discussion in '1st Gen. Tacomas (1995-2004)' started by Topdog1980, Feb 26, 2025.

  1. Feb 26, 2025 at 7:09 PM
    #1
    Topdog1980

    Topdog1980 [OP] 2003 Tacoma 2.4 extra cab 2 wheel drive

    Joined:
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    First Name:
    George
    Frankfort NY
    Vehicle:
    2004 Tacoma 2.4 extra cab
    I have to pull horn fuse and tail light relay to make them go off?
     
  2. Feb 26, 2025 at 7:18 PM
    #2
    Dm93

    Dm93 Test Don't Guess

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    Texas
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    Predator tube steps, Ranch Hand grill guard, Magnaflow CatBack exhaust, Toyota tool box & bed mat, 2LO Module by @Up2NoGood, Rearview Compass/Temp Mirror, Tune by @JustDSM.
    Considering they are both controlled by the Body ECU I'd be looking there for evidence of water intrusion/corrosion. The Body ECU is built into the interior fuse/relay box.

    What event(s) led up to this happening?
     
    Topdog1980[OP] likes this.

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