Your lambda must be in good nick... my readings were, 0.000% CO, 0 PPM HC, and 1.030 Lambda.
Mine is on the the max allowed limit, so probably get a new one in for next year or I will try using the cleaner the mot recommended today, which name I have forgotten already, short term memory loss
, well done on the pass, as someone said to me today, they do not understand how our Company Mg Rover closed, they built really good cars. Mine did look the best on the carpark today.