Got a problem with an 04 plate 1.2 Clio, I took the engine out and replaced the clutch. Seems excessive I know but I didn't want to faff around on the floor with the subframe ect. Anyway, got it all fitted back fine and now when the engine is cold it runs really rough, not misfiring just lumpy, runs perfect when it's warm so replaced the coolant temp sensor and it's still the same. Couldn't find any air leaks and there's no lights on the dash. But, if I disconnect the iat