1999 BMW 740 Fuse / Electrical Issue

Tiny
EIMEYERHOFF
  • MEMBER
  • 1999 BMW 740
  • V8
  • 2WD
  • AUTOMATIC
  • 163,400 MILES
My bmw stalled. Everything else worked fine; has power to everything except to start the car. Checked fuses; one blew, replaced. Started the car again, fuse blew again. Unplugged alternator; car started fine. Plugged alternator back in; fuse blew. Unplugged alternator, car started. Tried a few times and car started up fine. Now the car does not start, even with the alternator unplugged; turned the key, just clicking noise; car did not start. Could it be a short somewhere? I am trying to rule out the alternator. It just doesn't make sense. Battery is strong as well.
Tuesday, September 22nd, 2009 AT 4:18 PM

4 Replies

Tiny
DOCHAGERTY
  • MECHANIC
  • 9,601 POSTS
Which fuse? What was it for?
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Tuesday, September 22nd, 2009 AT 9:00 PM
Tiny
EIMEYERHOFF
  • MEMBER
  • 3 POSTS
Unfortunately not sure. It was fuse 24. Will check and write back tomorrow. Got fed up and stopped for the day. Thanks.
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Tuesday, September 22nd, 2009 AT 9:24 PM
Tiny
DOCHAGERTY
  • MECHANIC
  • 9,601 POSTS
I will be back, same time
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Tuesday, September 22nd, 2009 AT 9:25 PM
Tiny
EIMEYERHOFF
  • MEMBER
  • 3 POSTS
Ok, the fuse was not blown; not sure why not. I checked all of them under the hood and in the luggage area; it's as if something else has popeed? But I was able to start the car today. I needed to jump it. The alternator is unplugged; and when I plugged it back in before; there was a clicking sound as if something popped; but fuses were in tack. There is electricity running thru the wires to the alternator. Could it be a possible short somewhere; or how can disprove its a bad alternator? Thanks.
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Wednesday, September 23rd, 2009 AT 1:34 PM

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