The electronic analysis system for the O2 sensor in the engine control unit is defective. (P0606) The electronic analysis system for the O2 sensor in the engine control unit is defective. (P0606) Possible cause: N3/10 (MESFI [ME] control unit) Affected functions:2010 Mercedes Benz E 63 AMG Sedan (212.077) V86.3L (156.985) Copyright ? 2013, ALLDATA 10.52SS Page 902 Engine diagnosis Exhaust system Test 1: Test control unit. 1. Test control unit. Test control unit. Possible cause and remedy Erase fault memory and start engine. Reread fault memory of control unit N3/10 (MESFI [ME] control unit).If fault reoccurs, replace component N3/10 (MESFI [ME] control unit). Read coding and transfer to the new control unit.End of test
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