Standard 5 pin trailer lights wiring diagram. 5 wire trailer wiring diagram. As mentioned above there are a number of connectors. From 5 pin round 6 pin round 7 pin round small 7 pin round large 7 pin heavy duty 7 pin flat and even a 12 pin flat phew. Green right turn signal right brake light.
Trailer wiring can be difficult to get your head around. The 4 pin connector only has the first 4 items listed. The rest you can ignore. Trailer wiring diagrams 4 way systems.
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 12v power supply for a winch or interior trailer lights. Please see the trailer wiring diagram and connector application chart below. Right turn signal stop light green left turn signal stop light yellow taillight license side marker brown and a ground white. Well we are not going to.
An extra pin allows using another extra function. And not to mention all the adapters available it can all be quite confusing. Thats not mandatory everywhere but its a. 4 way flat molded connectors allow basic hookup for three lighting functions.
4 way tow vehicle side. 5 pin flat connector round style 5 pin connectors also exist trailers with capacity over 3000 total gross trailer weight should have brakes. 5 way trailer wiring diagram allows basic hookup of the trailer and allows using 3 main lighting functions and 1 extra function that depends on the vehicle.