Trailer Light Plug Wiring Diagram. 4 way trailer connectors are typically used on small trailers such as boat snowmobile utility and other trailers that that do not use brakes. Large and small round connectors comply with as2513 1982 while heavy duty connectors meet the as4735 2003.
Brown tail lights side markers and running lights see brown wire notes below 3. If you have a 13 pin socket fitted to your vehicle adaptors to plug in so you can use a normal 7 pin plug are available. The blue wire is the wire to control the brake lights.
4 way trailer connectors are.
The single 7 pin operates the left and right indicators tail. Flat connectors comply with australian standards as41775 2004. If you look at a socket or plug you should be able to see the pin lables 1 7. 4 way trailer connectors are typically used on small trailers such as boat snowmobile utility and other trailers that that do not use brakes.