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International Automotive Technicians Network
Re: 2002 Benz C230 Code P201D
Posted to Technical Discussion Forum on 7/25/2007

For M271 4cyl engine P201D Catalytic converter effect is insufficient or illegal. For M111 4cyl engine P201D Self adaptation of mixture formation (fuel trim) part load or idle speed M112 6 cyl engine P201D is circuit Y62y1 (Fuel injector cylinder 1)equivalent ... Login to read more.