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Hi
im new in the forum and i seen here a lot of helpfull info so i decided to join qnd ask for help.
i have a w211 year 2003 engine 2.6l
recently car is heavy on fuel and i dont have engine light on but scaning with xentry i received error p0171 and p0174
i have taken appart intake manifold no leaks found, changed all vacum lines, cleaned throttle actuator, replaced maf, replaced spark plugs, air filters, engine oil and still same issue. did anyone had this issue with m112 engine?
no rough idle only a bit of hesitation.
12-19-2021, 06:41 AM
