Another idle thread

[sxychubles]

symptoms :

1. Vibration felt in steering wheel at idle. Ac off. Idle speed is 650ish +-20. Target speed is 650.
2. Vibration felt in brake pedal with foot resting on it. Ac on. Idle speed at 780ish +- 20. Target speed is 780
3. No codes
4. no/little vibration when driving.

Recent Work (last 1000miles) that may be applicable :

1. updated Bosch fuel pressure sensor with adapter ( possibly slightly overtorqued (+- 2-3nm - oops )
2. fuel tank vent valve
3. New AC compressor, Alternator, PS pump, tensioners, belts.
4. Vanos Covers ( removed cam bolts to install - torqued to spec )
5. Injectors
6. Spark plugs
7. Bimmerworld engine mounts ( 2000 miles ago. They've given me more nvh but this is new )
8. NRW Throttle body couplers