![Trailer Brake Controller wiring question - after plugging in brake controller into the harness the brake light lights up, kinda if like red wire (brake pedal signal) getting shorted with black (battery Trailer Brake Controller wiring question - after plugging in brake controller into the harness the brake light lights up, kinda if like red wire (brake pedal signal) getting shorted with black (battery](https://preview.redd.it/trailer-brake-controller-wiring-question-after-plugging-in-v0-m87bxa63844c1.jpg?width=640&crop=smart&auto=webp&s=d5abefe5691aac1ae998e3535610e76a8cb600a0)
Trailer Brake Controller wiring question - after plugging in brake controller into the harness the brake light lights up, kinda if like red wire (brake pedal signal) getting shorted with black (battery
![TEKONSHA | 3031-P | Trailer Brake Controller Custom Harness, Vehicle & Brake Control Ends, Compatible with Toyota Tacoma, Tundra TEKONSHA | 3031-P | Trailer Brake Controller Custom Harness, Vehicle & Brake Control Ends, Compatible with Toyota Tacoma, Tundra](https://www.tekonsha.com/product-assets/photos/500/3031-P.png)
TEKONSHA | 3031-P | Trailer Brake Controller Custom Harness, Vehicle & Brake Control Ends, Compatible with Toyota Tacoma, Tundra
![Trailer Brake Control for 99-04 Ford F-250 F-350 F-450 F550 w/ Plug Play Wiring Adapter Reese Brakeman IV Eletric Trailer Brakes Module Box Controller | TrailerJacks.com Trailer Brake Control for 99-04 Ford F-250 F-350 F-450 F550 w/ Plug Play Wiring Adapter Reese Brakeman IV Eletric Trailer Brakes Module Box Controller | TrailerJacks.com](https://www.trailerjacks.com/image/cache/catalog/835043035bb-320x320.jpg)
Trailer Brake Control for 99-04 Ford F-250 F-350 F-450 F550 w/ Plug Play Wiring Adapter Reese Brakeman IV Eletric Trailer Brakes Module Box Controller | TrailerJacks.com
![REDARC Tow-Pro Brake Controller with Wiring Kit - Hilux and Fortuner - 12volt | Dual battery | DIY | JTS12volt REDARC Tow-Pro Brake Controller with Wiring Kit - Hilux and Fortuner - 12volt | Dual battery | DIY | JTS12volt](https://jts12volt.com.au/wp-content/uploads/2020/12/REDARC-Tow-Pro-Brake-Controller-with-Wiring-Kit-Hilux-and-Fortuner.jpeg)
REDARC Tow-Pro Brake Controller with Wiring Kit - Hilux and Fortuner - 12volt | Dual battery | DIY | JTS12volt
![REESE | 3024-P | Trailer Brake Controller Custom Harness, Vehicle & Brake Control Ends, Compatible with RAM 1500, 2500, 3500 REESE | 3024-P | Trailer Brake Controller Custom Harness, Vehicle & Brake Control Ends, Compatible with RAM 1500, 2500, 3500](https://www.reeseprod.com/product-assets/photos/500/3024-P_b.png)