Question Details


I have been experiencing check engine caution ON and OFF on my 2005 w203 benz after replacing up and downstream O2sensor when the Computer detected thank you 

And also what is the average mpg 


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EuroTech  10 months ago

Is that a C230 or C 240 C280?

Either way you need to scan the codes again. Or did you do that already? If not keep ascanner with you and when the light turns on again, scan it.

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