4 Wire Trailer Wiring Harness. Step 3 connect the yellow white and brown wires of the harness to the like colored wires on the trailer with butt connectors. Suzco 36 ft 4 wire 4 flat trailer light wiring harness extension kit custom made 28 male 8 female with 4 white ground wire 4 way plug 4 pin male female extension wishbone style sae j1128.
Installation of trailer lights with red black and white wires to traditional trailer wire colors. Step 3 connect the yellow white and brown wires of the harness to the like colored wires on the trailer with butt connectors. Installing the 4 pin trailer wires 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.
Testing trailer wiring to determine function before.
5 out of 5 stars based on 1 reviews 1 ratings current price 5 95 5. See all 21 all listings for this product. Item 7 kuryakyn trailer 4 wire wiring relay harness adapter hookup honda gold wing 18 7 kuryakyn trailer 4 wire wiring relay harness adapter hookup honda gold wing 18 125 99. Hopkins towing solutions 4 wire flat y harness 20 ft 48245.