Electrical and Lighting Systems

Tips on electrical and light systems for all Harley Davidson Motorcycles.

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  1. TQuentin1

    Replacement for OEM Sound System

    TQuentin1, Mar 10, 2021
    Replies:
    3
    Views:
    49
    joel
    Jan 27, 2023 at 3:48 PM
  2. biscuit

    2008 Fatboy total electrical shutdown.

    biscuit, Sep 24, 2019
    Replies:
    4
    Views:
    143
    biscuit
    Jul 29, 2020
  3. glider.

    Tail Light/Brake Light Out

    glider., Oct 1, 2007
    Replies:
    2
    Views:
    1,391
    joel
    Jun 22, 2019
  4. coopernicus

    Need a new Battery

    coopernicus, Jun 26, 2017 ... 2 3
    Replies:
    21
    Views:
    488
    Jeff Klarich
    Jun 7, 2018
  5. CRCKR

    2012 Dyna (FXDC) rear light tree

    CRCKR, Sep 30, 2017
    Replies:
    6
    Views:
    74
    CRCKR
    Oct 2, 2017
  6. CRCKR

    Hot or cold starting question

    CRCKR, Sep 5, 2017
    Replies:
    7
    Views:
    110
    CRCKR
    Sep 19, 2017
  7. Jack Klarich

    Can Bus Electrical System

    Jack Klarich, Jun 7, 2016 ... 2
    Replies:
    19
    Views:
    294
    flusher
    Jun 19, 2017
  8. Ethan williams

    Have some wiring question , new to this

    Ethan williams, May 27, 2017 ... 3 4 5
    Replies:
    41
    Views:
    278
    fin_676
    May 30, 2017
  9. glider.

    Jump Starting a Dead Battery

    glider., Nov 30, 2007 ... 2 3
    Replies:
    23
    Views:
    15,326
    Calamity Joe
    May 13, 2017
  10. Jack Klarich

    Cruise control source for older Harleys

    Jack Klarich, Apr 27, 2016
    Replies:
    7
    Views:
    162
    gator508
    Mar 25, 2017
  11. Jack Klarich

    Bench Testing a Coil

    Jack Klarich, Jun 29, 2016
    Replies:
    2
    Views:
    118
    joel
    Nov 19, 2016
  12. Jack Klarich

    Brush on electrical insulation

    Jack Klarich, Jun 22, 2016
    Replies:
    5
    Views:
    136
    21_Tarmac
    Sep 14, 2016
  13. Jack Klarich

    More Electrical Testing

    Jack Klarich, Jul 26, 2016
    Replies:
    0
    Views:
    79
    Jack Klarich
    Jul 26, 2016
  14. Jack Klarich

    2012 Dyna Wiring Diagram PDF

    Jack Klarich, Jul 25, 2016
    Replies:
    1
    Views:
    49
    CRCKR
    Jul 25, 2016
  15. Jack Klarich

    Harley Starter Relay Location

    Jack Klarich, Mar 28, 2016
    Replies:
    3
    Views:
    147
    tourglide
    Jul 25, 2016
  16. Jack Klarich

    Motorcycle Starter Troubleshooting

    Jack Klarich, Jul 19, 2016
    Replies:
    0
    Views:
    71
    Jack Klarich
    Jul 19, 2016
  17. D.Bradfield

    Odometer reset button boot falling apart

    D.Bradfield, Jul 6, 2016
    Replies:
    4
    Views:
    81
    fin_676
    Jul 7, 2016
  18. Jack Klarich

    Schumacher Battery Charger Manuals

    Jack Klarich, Jun 27, 2016
    Replies:
    0
    Views:
    35
    Jack Klarich
    Jun 27, 2016
  19. Jack Klarich

    Battery Charging Questions and Facts From Scumacher

    Jack Klarich, Jun 26, 2016
    Replies:
    4
    Views:
    101
    Jack Klarich
    Jun 27, 2016
  20. Jack Klarich

    Pictures of Polarising HD Generator

    Jack Klarich, Jun 20, 2016
    Replies:
    1
    Views:
    56
    joel
    Jun 21, 2016
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