Quote:
Originally Posted by Bleep
If it only happens when you turn the AC on or off that's totally normal since you're putting more load on the engine and it takes the car a moment to acclimate itself. As to why you only recently realized this you probably simply didn't pay enough attention. It happens to just about every car when you turn on/off the AC.
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I understand that this happens when I turn on the AC but in my case it started jumping around. None of my other n55s do this.
In the video u can see its abrupt here and there. Also today I went for a drive and turned the AC on. There was no change in rpm whatsoever. Did it many times and no change in rpm.
That day I shot the video rpm bounced and I felt the car shake