Looking Good 7 Wire Trailer Wiring Color Code

Most rv travel trailers are wired to match the 7 pole plug connector colors but they should be tested when replacing a connector to be sure the function matches the terminal.

7 wire trailer wiring color code. Saved by drew ichthus. I have also attached a short video showing the replacement of a seven pole connector on an older trailer. 7 way plug wiring diagram standard wiring post purpose wire color.

Brown running lights. Connector style pin function color description. 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 understand what each wire in the trailer wiring harness does where it likely goes and why it may not be working well.

It gives you the color of the wire and how it relates to the function and the usual trailer wire color. Green right turn stop lamp. When you make use of your finger or stick to the circuit together with your eyes it s easy to mistrace the circuit.

The wires leading up to the factory plug are as follows. Tail running side marker lights. Tm park light green battery feed black rt right turn brake light brown lt left turn brake light red s trailer electric brakes blue gd ground white a accessory yellow this is the most common standard wiring scheme for rv plugs and the one used by major auto manufacturers today.

5 00 is blue and brake controller. Power for all normally on lamps. 7 way rv tow vehicle connector wiring color.

9 00 is yellow and left turn and brake. Left brake light left turn signal. This diagram shows the colors of a basic trailer wiring setup as well as what each wire is supposed to be connected to.