high co

Hi all . I'm only new to the forum so please bear with me. I have a 2006 E200 Kompressor w211 and I love the car but over the last few months it's been a nightmare for me. Long story short : I failed the NCT ( I'm in Ireland) due to bad emissions AS it follows: CO (low idle) : 1.45 ( limit is...

hi guys i am new to this so please excuse me if i mess up. i have a problem with my 2003 mercedes w211 e200 1.8 kompressor. it failed its nct test showing high co (aprox 3.50) and low lambda (aprox 90) meaning rich mixture. i borrowed a friends same year and model car with good emission...