Has separate bulbs for lighting stop and turn signals both red. Tow vehicle has amber turn signals separate.
4 Flat Wiring Harness Tow Plug Kit Trailer End Connector 18 Wishbone Harness 18 Ground
How to wire a 4 flat trailer plug. On a four prong plug one prong connects to the right turn signal one to the left and one to the tail lights. Strip the wire end back about a 12 inch and insert it into a terminal with a heat shrink tube. Custom wiring is the ideal solution for installing trailer light wiring on your vehicle. Youve connected the trailer to the vehicle but the turn signals and brake lights dont work. Attach the ground wire to the trailer. While the basic configuration is a 4 way flat connector that features one female and three male ends you may come across connectors with up to seven pins for additional functions that require wiring including electrically actuated brakes power source for a winch etc.
A custom wiring harness or t connector is a vehicle specific harness that plugs in without any spicing required and provides a standard connector output such as a 4 way flat. Mark jenkins 196321 views. Lets see what types of connectors the trailer light wiring industry uses today. Use a simple 4 way flat connector to power your 2 light trailer lights or use a custom vehicle specific trailer wiring harness. Cut the white wire short enough for attachment to the front of the trailer near the connector plug. How to test and wire trailer lights using a hopkins 4 flat connector set diy chevy gmc duration.
One to two feet is good. If you are using a standard 4 flat connector like part 18004 you will more than likely be able to connect color for color for the green white and yellow wires. The white wire must be attached to the trailer in order to ground and power the lights. One way to troubleshoot the voltage on the connector plug is to use a circuit tester. While the basic configuration is a 4 way flat connector that features one female and three male ends you may come across connectors with up to seven pins for additional functions that require wiring including electrically actuated brakes power source for a winch etc. Wiring new 4 way connector on trailer with 5.
You dont know if the wiring is bad or you have bad bulbs. As for the brown with green and the brown with yellow these will both need to be connected to the brown wire on the new connector. Lets see what types of connectors the trailer light wiring industry uses today.
Gallery of How To Wire A 4 Flat Trailer Plug
