Inspection Failed again.
Catalyst
Oxygen Sensor
Heated Oxygen Sensor
I've called Mercedes and they said there wasn't anything that they could do. The only thing that will correct it is driving it around town not interstate. It has been tuned by Kleemann but I don't believe this to be the problem. Please advise me back as to any thoughts you may have on the matter.
Thanks Erich




I believe the Kleemann tune can be set up to pass. Contact Cory at Kleemann and I think he will be able to look after you.
It may be a more recent discovery since you were originally tuned, but I know Cory and his tuner can set you up to pass now.
Erich
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I guess it's good I found out about this before MB started replacing the car's computer (which they believed was faulty)...




if you ever get the blower from Weistec , don't ever get a tune from anyone else except Weistec
it passes either




