Idle Fluctuation due to aftermarket intake?

[Galavoxx]

Originally Posted by eTiMaGo

I don't really remember how it was before changing the intake and exhaust, but I think it is normal, especially as we have an electronic throttle, the ECU always does some tricks with it.

Plus, when idling, the ECU also alternates between a rich and a lean fuel mixture, this is to keep the catalyser working at peak efficiency, so it may also have an effect on the idling speed.

interesting. Have you had this problem?