Got emmission problem,at idle co 0.80 co2 13.70 hc 290 o2 1.3 lambda 1.026 at fast idle co 0.72 co213.75 hc 100 o2 0.9 lambda 1.008 manifold vac 19 in hg compressions ok fuel pressure 1.1 bar valve timing ok lambda switching ok,car runs ok cant hear missfire any ideas