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Need help with Tail light fuse

Discussion in '2.5 Gen TRD Pro (2014-2021)' started by 19TRDProZ, Feb 9, 2023.

  1. Feb 9, 2023 at 2:30 PM
    #1
    19TRDProZ

    19TRDProZ [OP] New Member

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    My 2019 TRD PRO keep blowing 10a fuse "Tail" so my DRL in the back are not working.

    I have Morimoto headlights and tail lights, however did not have an issue for weeks until last night.

    I unplugged both tail lights and the wiring harness for tow hitch and still the fuse blows.

    any suggestions would be helpful (Currently cant drive at night)

    the rear turn signal, brake lights, hazard are working fine.
     
  2. Feb 9, 2023 at 4:08 PM
    #2
    19TRDProZ

    19TRDProZ [OP] New Member

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    also would the headlights have anything to do with rear tail 10a fuse blowing?
     
  3. Feb 9, 2023 at 4:10 PM
    #3
    Taco-Spike

    Taco-Spike Gateway from Tacoma World ~ ended up here

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    Maybe a short somewhere?
     
  4. Feb 9, 2023 at 4:12 PM
    #4
    19TRDProZ

    19TRDProZ [OP] New Member

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    yeah def a short just trying to figure out best way to narrow it down.
     
  5. Feb 9, 2023 at 4:19 PM
    #5
    texasrho83

    texasrho83 Old Member

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    iHacker and Taco-Spike like this.
  6. Feb 9, 2023 at 4:21 PM
    #6
    19TRDProZ

    19TRDProZ [OP] New Member

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    it was working fine for a few weeks with the tail light can’t imagine it’s shorting now but i’ll give it a try
     
  7. Feb 9, 2023 at 4:23 PM
    #7
    texasrho83

    texasrho83 Old Member

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    Electrical gremlins are funny like that
     
  8. Feb 9, 2023 at 6:42 PM
    #8
    iHacker

    iHacker SW TRD PRO

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    2019 TRD PRO LED Headlights, 2019 TRD PRO Rigid LED Fog lights, All LED Interior, LED Cargo Lights, Bed LED Lights, Undercover Flex, Husky Weather beater floormats, FORTIN EVO ONE remote start, TDR Cold Air Intake, Tundra tail gate inserts, Pop & Lock...
    Check your turn signal plug, MORIMOTO uses the a standard wiring for all the trims and some of them are wired different (models with halogen headlights and LED strip)
     
  9. Feb 9, 2023 at 6:46 PM
    #9
    iHacker

    iHacker SW TRD PRO

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    If your truck wiring look exactly like this picture he shared (plug with red arrows)you have to flip the black wire in the center to the outer hole, if you keep it like the picture it can work sometime but eventually will start blowing your taillights fuse
     
    texasrho83[QUOTED] likes this.
  10. Feb 9, 2023 at 8:22 PM
    #10
    19TRDProZ

    19TRDProZ [OP] New Member

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    thanks all i was able to figuer it out.

    for those that may run into similar issue with stock led bulbs:

    leave the harness with black and blue wires unplugged and run the jumper to fuse box. even though morimoto says that jumper is only for non led models you need the jumper to get the start up sequence to work.

    i’ll try to get some pics tomorrow to better explain.
     
    texasrho83 likes this.

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