12 Pin Trailer Wiring Diagram Australia. All diagrams are as viewed from the cable side. A number of standards prevail in australia for trailer connectors, the electrical connectors between vehicles and the trailers they tow that provide a means of control for the trailers.
Details for small round 6 pin and 7 pin, flat 12 pin and flat 7 pin; A wiring diagram is a simplified standard pictorial depiction of an electric circuit. This is an extension of the 7 pin flat.
It’s more important to understand your system and what you need.
The 7 pin flat plug will fit into a 12 pin flat socket and work perfectly. It’s more important to understand your system and what you need. It is ok to leave a pin or two blank (unused and unconnected). Australian trailer plug and socket wiring diagrams;