7 Pin Trailer Plug Wiring Diagram. 7 pin s type caravan wiring nov 29 2009 filed in. Yellow pin for left brake light and left handed markers.
Yellow pin for left brake light and left handed mark. Trailer wiring diagrams trailer wiring connectors various connectors are available from four to seven pins that allow for the transfer of power for the lighting as well as auxiliary functions such as an electric trailer brake controller backup lights or a. Brown pin for unwanted markers tail lamps and running lights.
Large and small round connectors comply with as2513 1982 while heavy duty connectors meet the as4735 2003 standard as required for vehicles and trailers over 35 tonnes.
The first diagram is a simple set up of two brake lights two indicators and two side lights. 7 way plug wiring diagram standard wiring post purpose wire color tm park light green battery feed black rt right turnbrake light brown lt left turnbrake 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. Below is a diagram for the original plug and socket showing the functions of each pin. The second diagram shows two brake lights two indicators two side lights and a fog light.