Quote:
Originally Posted by Scharbag
These engines (and lots of german engines) make all sorts of noises on startup. It is all normal. Tensioners, VANOS, lifters etc. All these things need oil pressure to work properly.
As for rod knock, it seems like 3K RPM ish is a good RPM range to hear it.
Cheers,
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Thank you, sir - that's my gut feeling on this. Short-lived noises upon start up are normal. Anything that persists and/or happens higher up in the rev range may not be.
I've heard a few videos of the 3k rod knock - very distinct.