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Old Mar 26th, 2021, 08:31   #3
JohnM 855 T5R
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Quote:
Originally Posted by tony209 View Post
Could it be your battery voltage is too low when the engine is running?
This shouldn't be the case as when the engine is running, the alternator is outputting at around 14 volts and that is what the roof would "see".

It really is a weird one which I'm struggling to find an explanation for.

Regards
John
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