Quote:
Originally Posted by Bimmer_Engineer
Lol @ "what dipstick can do that?"
In all seriousness...I cleaned my vanos yesterday and I was surprised at how dirty the oil was considering it's been about 7k miles since the last oil change. Is the duty cycle sensor really measuring quality and cleanliness as well as level?
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Download PDF for a general explanation of how these systems work
https://www.google.com/url?sa=t&sour...XKPzMq1FE6WQHR