Quote:
Originally Posted by autoque
Yes, the eccentric shaft sensor had oil in it. Cleaned and plugged back in, same symptom. So replaced it but still no difference. It must be something else. BTW, coil and spark plugs have been replaced before, as well as maf but no change. Something in the valvetronic I think... I tried unplugging the vanos solenoid to disable vanos, but the symptom remained, so it may not be vanos, but suspicion is on the valvetronic.
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Have you pulled the codes? That would be the first place to start. The valvetronic is not particularly known for failure.