Search results

Ok known facts. Air in fuel between fuel pump and filter. Check supply between tank and pump. If no air: suspect fuel pump. If air present check hoses for leak. There is a short section of rubber line between tank and hard fuel line. Chances are if it's letting air in it probably letting fuel...

if you check for flow as mentioned also check to see if it spits any air with fuel.

I think it is a fuel problem. Check the hoses at fuel tank. I just had an experience of a 998 acting very erratic very similar to your experience. Turns out it was a loose fuel line connection to tank. When running it would suck air along with fuel and send it all through the injection pump...