Good point about the loom. Ignition switch is a very common failure point. So common there is even a diagnostic procedure posted involving the sun visor. Some have removed, cleaned and refitted the switch I had it replaced because I was paying somebody to do the work.

__________________
Sent via Telegraph Wires using my Morse Key.
2021 X5 xDrive40i
2015 X5 xDrive35i MSport
(Traded) 2013 X5 xDrive35i