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      11-12-2013, 10:57 AM   #14
Russbmw
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Drives: '09 e92 335
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Just to add a bit incase anyone reads this in future.

I was going to say, yes sounds like a suspect crank sensor.

I had one fail on my e39 528, and the symntoms were very similar as it was failing - especially the random loss of power/hesitancy on acceleration and the long cranking to start.
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