Quote:
Originally Posted by g300d
Have you unlocked your cluster test mode? Test 7 or 9 will give you battery voltage.
Very convenient first step to check battery and charging system status without having to open the hood/trunk. Though if the battery indicator already lit up, dollars to donuts its the alternator in my experience.
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Eyes light up...
Being a new BMW owner, I'm not familiar with this test routine. Are you able to point me to a resource?