my uno turbo mrk will not start first thing unless i put me foot down on accelerator pedal.when it has started its very lumpy for about 5 sec,rev it and it clears,ive swapped temp sens and supplementary air valve over with spare ive had and still no joy.also ecu and afm.the car runs spot on after the lumpy idle on start up,and tick over is spot on.ant ideas any 1 thnks.