+1 on the hood switch - you can unplug it and the alarm will still set fine. And you can either leave it unplugged and fuggedaboutit… or leave it unplugged while a new one is shipped to you from either BMW or AliExpress or eBay etc.

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Wayne
2005 BMW X5 3.0d (b 02/05)
2001 BMW F650GS Dakar (b 06/01)