Hi revving 650GS 2004

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Joined
Sep 13, 2011
Messages
2
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Location
Pretoria, Gauteng
Bike
BMW R1200GS
Just recently my bike started revving at about 2000 rpm when idling sometimes.

I was told that it is sucking air below the butterfly, and that on some of the 650s there is a little rubber pipe on the right hand side of the throttle that cracks and causes this high revving.

My bike does not have this pipe and I cannot see where it could be sucking air, and if this was the case would it not do it all the time, not just sometimes.

The only place I think it could be sucking air is by the rubber manifold, but I cannot see, or hear anything.

I have read the thread on the Dakar revving high and have tried everything recommended there.

Any advice will be greatly appreciated.
 
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