Wiring Plug Diagram : h2g2 - How to Fit a British Electrical Plug - Edited Entry - Round 1 1/4 diameter metal connector allows 1 or 2 additional wiring and lighting functions such as back up lights, auxiliary 12v power or electric brakes.

Wiring Plug Diagram : h2g2 - How to Fit a British Electrical Plug - Edited…