![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://i.redd.it/3v6wd41z744c1.jpg)
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
![REESE | 3035-P | Trailer Brake Controller Custom Harness, Vehicle & Brake Control Ends, Compatible with Ford, Land Rover, Lincoln, Mercury vehicles REESE | 3035-P | Trailer Brake Controller Custom Harness, Vehicle & Brake Control Ends, Compatible with Ford, Land Rover, Lincoln, Mercury vehicles](https://www.reeseprod.com/product-assets/photos/500/3035-P_b.png)
REESE | 3035-P | Trailer Brake Controller Custom Harness, Vehicle & Brake Control Ends, Compatible with Ford, Land Rover, Lincoln, Mercury vehicles
![Electric Trailer Brakes General Installation | R and P Carriages | Trailer Sales & Rentals in Chicago Electric Trailer Brakes General Installation | R and P Carriages | Trailer Sales & Rentals in Chicago](https://dealer-cdn.com/media/randp/randp-brake-16.jpg)
Electric Trailer Brakes General Installation | R and P Carriages | Trailer Sales & Rentals in Chicago
Installing a electric brake controller | Jeep Wrangler Forums (JL / JLU) -- Rubicon, 4xe, 392, Sahara, Sport - JLwranglerforums.com
![Electric Trailer Brakes General Installation | R and P Carriages | Trailer Sales & Rentals in Chicago Electric Trailer Brakes General Installation | R and P Carriages | Trailer Sales & Rentals in Chicago](https://dealer-cdn.com/media/randp/randp-brake-13.jpg)