01 E320 P0170 P0173


Asked by Aug 12, 2015 at 06:23 PM about the 2001 Mercedes-Benz E-Class E320 4MATIC

Question type: Maintenance & Repair

I changed O2 S1 B2 air filter  fuel filter & MAF but the CEL came back on. Anyone know the spec for the O2 sensors voltage and %?

1 Answer


You are lucky !I know why ... Benz computer need time to read the new data from the new MAF , inorder to adjust the old reading . Riding after 75miles , warning light will start to go off. Just wait & see

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