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High beam lighting problem

Discussion in '3rd Gen. Tacomas (2016-2023)' started by dennismussey, Nov 1, 2020.

  1. Nov 1, 2020 at 6:14 AM
    #1
    dennismussey

    dennismussey [OP] New Member

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    Dennis
    Vehicle:
    2017 tacoma TRD pro
    2” lift
    Hi everyone. Looking for a wiring diagram and schematic for my 2017 tacoma trd pro.
    Right high beam doesn’t work. Fuses good, element good, relay good. No voltage at lamp socket. Other lamps great.
    Thanks
     
  2. Nov 1, 2020 at 6:23 AM
    #2
    ktbell444

    ktbell444 One who throws exceptions

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    ᚺᛖᛚᚺᛖᛁᛗ
    This otta get you going
     

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  3. Nov 1, 2020 at 6:24 AM
    #3
    AthensTac

    AthensTac Well-Known Member

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    First Name:
    CB
    Vehicle:
    Quicksand 4-door TRD sport
    We just had to do repairs on the wiring to my daytime running light and low beam on one side due to rodents chewing off the wires at the plug ends of the wiring harness....
     
  4. Nov 1, 2020 at 6:55 AM
    #4
    Garyji

    Garyji Well-Known Member

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    Western North Carolina
    Vehicle:
    2016 BR SR5 DCSB V6 4WD. TRD Pro 17's, BFG KO2's
    Have you screwed with them (electrical system) in ANY way??

    G.
     
    Chew likes this.
  5. Nov 1, 2020 at 7:01 AM
    #5
    JEEPNIK

    JEEPNIK Well-Known Member

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    Check the ground.
     
  6. Nov 1, 2020 at 7:02 AM
    #6
    caribe makaira

    caribe makaira Well-Known Member

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    Caribbean, Puerto Rico
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    05 PreRunner TRD Offroad AutoTrans
    Hood Struts, My version Fogs always ON, Map & Overhead Light Mod,
    upload_2020-11-1_10-59-56.jpg
    Remove Negative Battery Terminal.
    Remove fuse for RH High Beam.
    Remove DIMMER relay.
    Test continuity from relay socket 3 to RH High Beam fuse pin 1.
     
    G8R_Taco likes this.
  7. Nov 1, 2020 at 7:09 AM
    #7
    dennismussey

    dennismussey [OP] New Member

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    Dennis
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    2017 tacoma TRD pro
    2” lift
    That you, that will get me started. Electrician by trade but auto wiring messes me up
     
  8. Nov 1, 2020 at 7:14 AM
    #8
    caribe makaira

    caribe makaira Well-Known Member

    Joined:
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    Male
    Caribbean, Puerto Rico
    Vehicle:
    05 PreRunner TRD Offroad AutoTrans
    Hood Struts, My version Fogs always ON, Map & Overhead Light Mod,
    upload_2020-11-1_11-14-7.jpg

    Many other circuits bundle there to chassis ground...
     

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