[How To] Download and Read 4 Pin Trailer Connector Wiring Harness

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4 Pin Trailer Connector Wiring Harness. The left and right turn signal lights should each have a different color. To ensure your trailer has safe visible and legal lighting a trailer connector wiring adapter may be a necessary towing accessory.

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Attach the 4-wire harnesss green wire to the trailers green wire with a butt connector. CZC AUTO Trailer Wiring Harness Kit 4-Way Wishbone Style Y Style 18AWG Pure Copper Core Color Coded Wire with Standard 4-pin Flat Plug Connector 4 Female and 25 Male for 12V Trailer Boat Marine 278 CDN16 99. SUZCO 25 Foot 4 Wire 4-Flat Trailer Light Wiring Harness Extension Kit 4-Way Plug 4 Pin Male Female Extension Connector Wishbone-Style with 18 Gauge White Ground Wire with SAE J1128 1340 13 95.

SUZCO 25 Foot 4 Wire 4-Flat Trailer Light Wiring Harness Extension Kit 4-Way Plug 4 Pin Male Female Extension Connector Wishbone-Style with 18 Gauge White Ground Wire with SAE J1128 1340 13 95.

Wishbone harnesses make the wiring job easier and eliminate the need for splicing in a jumper wire. These work by placing one wire in each end and compressing with pliers. Probe the wiring to determine which of the wire that leads to the taillight is for the running lamp. Attach the 4-wire harnesss green wire to the trailers green wire with a butt connector.