Is this a normal sound?

[maytag]

Originally Posted by Stokholm

After some more troubleshooting i just found that the plastic tube that the Dipstick runs in is broken, see picture. Could it really be that simple?

Yes, it could be that simple. If that tube is broken then you do, indeed, have a vacuum leak, as the AOS is supplying vacuum to the crankcase.

Definitely fix it. and cross your fingers it's that simple.

[jaykay]

+1

Also check your oil filler tube carefully. I ended up pulling mine apart and resealing the joints.