Fitted an airbox and started it up, went straight to 4k rpm and stayed there. Pulled it off and it drops back. Now I know it'll change the a/f but is that normal? What's weird is that it fluctuated a few times too. Revving up and down on it's own. WTF??

God I'm an idiot


Sorted

Well?

It was obviously a stuck foo-foo valve!

[Edited on 14/1/11 by Daddylonglegs]

pushing on the throttle cable I guess

Bingo!

^^^^^^^^^ Did it once when swapping from foam filter to airbox.