7 Flat Pin Connector Wiring Diagram. 7 pin trailer wiring is one of the most popular wiring configruations particularly the traditional configuration versus the sae j2863. Purple for backup lights.
Yellow pin for left brake light and left turn mark. The 7 pin flat plug will fit into a 12 pin flat socket and work perfectly. Yellow pin for abandoned brake light and left handed markers.
It may transfer power better compared to the connector is recommended for higher level electric in the car.
All diagrams are as viewed from the cable side small 7 pin round qld identifying. Click on the image below to enlarge it. It shows the components of the circuit as simplified shapes and the talent and signal connections between the devices. White pin to your floor.