[Darren69]

Originally Posted by Moco1961

.....thanks Darren, will look out for that one too, sounds like I may be embarking on a voyage of discovery here !

If you're chasing down a parasitic battery drain then Lud's diode tests should show that as a potential issue. you can disconnect the black plug from the reg/rec and there should be no drain on the battery or there will be if the diodes in the reg/rec are failing.