engine light on error po420 and po410 on 2002 Mercedes-Benz C230

the reset last 3 monts

by in Potwin, KS on January 10, 2013
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1 answer 1 comment
ANSWER by , January 10, 2013
these are catt codes seek diag as to a catt issue or fuel system issue
COMMENT by , April 07, 2014
replaced ctt and o2 sensors