What are the wires on a 4 way trailer?

The four wires control the turn signals, brake lights and taillights or running lights. They also provide a wire for a ground connection. 4-way trailer connectors are available in two styles: flat and round.

What does the brown wire go to on a trailer?

The Brown Wire goes to the lights that are always ON as you travel. These are the running lights, the low intensity portion of the tail lights, side markers, and corner markers. Also, if used, the sets of 3 lights central in front and back of the trailer. Check local laws for requirements on which lights your trailer needs.

What is a 5 way flat connector on a trailer?

5-Way Connectors. Typically the 5-Way Flat is used for trailers with surge brakes or hydraulic brakes. The additional wire is tapped into the backup lights to disengage the hydraulic trailer coupler (actuator) when the vehicle is reversing, thus turning off the trailer’s brakes.

Where is the ground wire on a 12 volt trailer?

Typically the ground wires attache to the trailer frame near the brakes, while all 12-volt wires are tied together and run to the 12-volt connection on the trailer. Finally, your 7-pin connectors have a blue wire for the trailer brakes.

How many wires does an electric trailer brake have?

Each electric brake has two wires. One wire for 12-volt brake power and one for ground. All 12 volt brake lines connect to each other and at the front connect to the 7-pin wiring on the braking line. All of the grounds connect to the grounded metal part of the trailer.

What is a 6-way trailer connector?

6-Way trailer connectors are often used on gooseneck trailers, but can be used for other types such as utility, boat trailers and 5th wheels. 6 way connectors include the basic connection of running lights, brake lights, turn signals and a ground wire. They also have one wire for trailer brakes and one wire for a battery connection.

How do I choose the right connector for my trailer?

Choose a connector that has the required number of pins for the functions required for your trailer. If the connector is under the vehicle, you will want to use a mounting bracket to attach it to the vehicle.