Car Trailer Light Wiring. We discuss wiring harnesses & adapters that mate tow vehicle and trailer tail lights so they work in sync - even if your truck's not pre-wired, or connectors don't match. Lighting & Wiring └ Trailers & Towing └ Car Accessories └ Vehicle Parts & Accessories All Categories Antiques Art Baby Books, Comics & Magazines Business, Office & Industrial Cameras & Photography Cars, Motorcycles & Vehicles Clothes.
Just like your car or truck's brake and signal lights must be in working order, so should your trailer's lights. For decades, hooking up trailer lights and electric brakes on most cars meant splicing into the wiring harness near the back bumper and just adding the extra load of trailer lights and brakes to the car's electrical system. It's important that your trailer lights are in proper working condition so that other drivers will see you signal and brake.
It may seem obvious that your trailer has tail, turn, and brake lights at the rear which need to operate in sync with your car's lights.
Note: Identify the wires on your vehicle and trailer by function only.
Whether you're installing a new trailer light circuit in your car or truck or trying to troubleshoot trailer wiring that is not working, you'll need to Remember, pulling a trailer is never something to take lightly. Look for broken wires connecting to your trailer lights. The top countries of suppliers are China, Taiwan.