Originally Posted by
Padgett
That is why I bought a lifetime warranty through Chrysler for my Jeep.
I doubt that the O2 sensors are anything oddball just probably four wire (heated). Might ask on a Mercedes forum though. Cracked catalytic converter could well be the source of the issue, might replace that first.
P02098 is a new one on me, I cannot find in either the 2005 or the 2007 Factory Service Manuals, seems like too many digits. Doesn't mean it is rong just not in my manuals.