Brown Red Brown Black 4 Wire Trailer Wiring Diagram

Yellow and green are for left and right turns and braking.

Brown red brown black 4 wire trailer wiring diagram. 14 detail c yellow white brown ground white running lights brown left turn yellow right turn green breakaway blue red to black black white brakes battery breakaway switch black cable brown white blue ground 7 way 6way or 4 way plug c b pj trailers utility trailer wiring diagram. This diagram shows the colors of a basic trailer wiring setup as well as what each wire is supposed to be connected to. Green 7 w a y w i r e c o l o r wire color gauge white 10 gauge blue 12 gauge green 14 gauge black 10 gauge red 14 gauge brown 14 gauge. On a 4 way tail lights are the brown wire yellow and green are left and right snip the wires and splice a new one into the wiring harness.

You must check the trailer manual to see if the wiring is correct but normally the white wire is called the ground wire while the brown wire is used for tail lights. Brown marker yellow left turn green right turn white ground left loose 7 way trailer connector. Brown white green brown brown scale 1. The yellow brown and green brown wires are the running light circuit on the trailer.

Blue electric brakes or hydraulic reverse disable see blue wire notes below in the trailer wiring diagram and connector application chart below use the first 5 pins and ignore the rest. Start by cutting the white wire and attaching it to the trailer frame. Use on a small motorcycle trailer snowmobile trailer or utility trailer. On the 7 way rv red is left turn brown is right turn and green is tail running lights.

The new 4 way that has a single brown wire can still be used but you will need to run both wires of the trailer to single brown wire on the 4 way. Installing the 4 pin trailer wires. A wishbone harness splits the running light circuit at the connector so you do not have to run a jumper from one side of the trailer to the other side. 1 4 wire the first 4 pins white brown yellow green just like the 4 pin connector above.

Trailer wire color plug color red auxillary power black brown running marker tail lights green yellow left turn red black brakes blue green right turn brown. Can also be used as custom wiring on trailers with 3 light wire systems. 3 4 inch by 1 inch 6 way rectangle connectors right turn signal green left turn signal yellow taillight brown ground white. It sounds like your trailer has a wishbone harness.

The black wire is stop and turn the green wire is tail light and the white is ground. The red and blue wire can be used for brake control or auxiliary. 7 way rv blade connector wiring diagram 7 way molded trailer connector cable black blue red brown white yellow trailer end as viewed from front face of 7 way connector with molded on cable. A simple closed system while it s never a good idea to dive into a wiring project blind trailer wiring is actually very simple to work on and troubleshoot.