IN ADDITION TO MY EARLIER POST THE FOCUS 1.6 PETROL 2004 PLATE TICKS OVER AT 1200/1300 RPM AND IF YOU BLIP THE THROTTLE THE REVS DROP SLOWLY HOVERING AT ABOUT 2000 THEN DROP TO 12/1300.
ANY IDEAS WHAT THE PROBLEM MAY BE. i HAVE SEACHED THE SITE SEEN POSTS ABOUT BLOCKED OR SPLIT BREATHER HOSE?????