There is a noticeably larger gap between 1 and 6 on this plug though some trailer places rotate this connector that the yellow is at the top. If there is no.

Sz 2596 Adapter 6 Pole To 7 Pole Trailer Wiring Adapter
Wiring diagram for a 6 round trailer plug. Complete with a color coded trailer wiring diagram for each plug type this guide walks through various trailer wiring installation solution including custom wiring splice in wiring and replacement wiring. You will have the following functions. There is a suggested and common method for 6 function trailer wiring. A colour coded trailer plug wiring guide to help you require your plugs and sockets. Trailer wiring diagram 6 round best wiring diagram 6 pin trailer wiring diagram trailer plug 6 pin fresh wiring diagram for trailer architectural wiring representations show the approximate places as well as affiliations of receptacles lights and permanent electric services in a structure. I have included a help article on trailer wiring that includes a diagram and wiring matrix that explains wire color function and gauge needed among other helpful information.
Round 1 14 diameter metal connector allows 1 or 2 additional wiring and lighting functions such as back up lights auxiliary 12v power or electric brakes. Large 7 pin round vic identifying. 6 way systems round plug. The basic purpose remains the same whether your truck and trailer is using a 4 way 5 way 6 way or 7 way connector. All diagrams are as viewed from the cable side. If your vehicle is not equipped with a working trailer wiring harness there are a number of different solutions to provide the perfect fit for your specific vehicle.
Check with a test light or vom. By law trailer lighting must be connected into the tow vehicles wiring system to provide trailer running lights turn signals and brake lights. Plug size is similar to an australian 20c coin. 6 way wiring diagram is explained in the schematic and table below. Trailer wiring diagram 6 pin round 6 way trailer connectors are used in the following vehicle applications. The black sometimes red 12v and blue electric brakes wire may need to be reversed to suit the trailer.
Includes guides for 7 pin 6pin 5 pin 12 pin 13 pin pin and heavy duty round plugs and sockets. 6 way plug wiring diagr am standard wiring post purpose wire color tm park lights brown gd ground black or white s trailer brakes blue lt left turnbrake light yellow rt right turnbrake light green a accessory red the most common variances on this diagram will be the bluebrake redacc wires will be inverted. Socket and plug are keyed. Trailer electrical connectors come in a variety of shapes and sizes. Right turn left turn ground tailmarker brake battery.