There are a range of parts books here for download in pdf format including M3W. They all include wiring diagrams or schematics. Note there was change for latter in 2014 although both are shown.

Last edited by RichardV6; 12/10/21 03:27 PM.
Richard

2018 Roadster 3.7
1966 Land Rover S2a 88
2024 Royal Enfield Guerrilla 450
1945 Guzzi Airone