I have a 2003 Mondeo Estate with a 1.8L Duratec petrol engine which recently has started misfiring. The misfire appears to occur between 1500 and 3000 rpm and is more noticable during gentle/normal acceleration and less so under hard acceleration. The fault appears to have started after changing the spark plugs, but the plugs look to be working OK.32883 posts · Joined 2004. #4 · Dec 30, 2014. You may have a shrader type (tyre) valve on the fuel rail. Switch the ignition on and see if fuel comes out when pressed. have something handy to catch. the fuel. Petrol all over the place doesnt usually go well. Does the pump run for a few seconds then shut off or running all the time with the
We put our custom stage 1 map on this vehicle and also we did a dpf solution and egr solution. The car drove spot on and offered that extra power through the