3. Secure wiring harness under dash. 4. Plug Brake Control Harness into the Brake Controller 5. Reconnect battery terminals. 6. Test Brake Control with installed harness for correct operation. * Vehicle Wiring Chart (Note: connect wires by function ONLY) Refer to vehicle manual for related fuse locations (typically installed at the factory).. installing or operating the Brake Control. Keep these instructions with the Brake Control for future reference. E D B A C P/N 7842 REV E 07/03 NOTE: If using a wiring harness, apply brake pedal or manual slide knob while snapping con-nector to tow vehicle. NOTE: 1. Always warm the trailer's brakes before setting the power. Warm trailer brakes.
5. This control specifically designed for use with electric trailer brakes. 6. For Technical Assistance and Warranty Information call: 1-888-785-5832 or www.tekonsha.com READ THIS FIRST: Read and follow all instructions carefully before installing or operating the Brake Control. Keep these instructions with the Brake Control for future.. Wiring Instructions for Pilot Trailer Brake Control, Part # 80550 - This part has 4 wires coming out the back. I need to know what each color represents.. Pro Series Pilot Trailer Brake Controller - Up to 3 Axles - Time Delayed (29 reviews) Code: 80550. Retail: $81.25.. Trailer Wiring Diagrams Towing a Trailer? Let's Talk About Brake.