Quote:
Originally Posted by andrewwynn
The two banks should be similar. I don't remember how much change at idle. I have M54 engine and have watched the cam position over time while using cruise control and it's fairly predicable.
I would take a test drive and monitor with cruise. If you can plot a graph of both intake angle that would be very helpful. If one is more erratic that will help you track down the problem.
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O.K.
I pulled the lower pan and found no evidence of broken plastic; just a small amount of crumbly sludge particles hopefully.
Now I changed the oil which was very dirty and old, PO followed the 10-15K service interval...
Anyway, I went on to replace the passenger side VANOS solenoid (Bank 1) and as soon as I started it back up the P0011 code came back! (it had been gone for several driving cycles after clear)
1. What does this mean--Vanos seals?
2. Can driver side (Bank 2) Vanos solenoid trigger P0011 or does it only trigger
P0021 ?
3. I noticed I could spin the metal interior part of the VANOS solenoid 360 degrees, that is if you held the coil housing part still, you could then spin the machined part with holes completely around(yellow). --Does this mean it was failed?