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high emissions

  1. Help with MOT emissions fail please!

    Just had my 207cc 1.6 120HP MOT'd and it has failed on lambda emissions. It has flown through on CO and HC readings (0.02 CO against an allowable max of 0.30 and 8 ppm HC against a max of 200), however the lambda reading on both the fast idle tests was over the maximum allowable 1.030, by just...