× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: mercedes stalling/rich
Posted to Technical Discussion Forum on 8/3/2007

HI Bradley

Something I'm starting to see more and more with this HFM system on this car is the Air Mass Sensor. Unlike the Hot Film sensor in the ME system the HFM system uses a Hot Wire sensor. Im seeing these go bad causing stall and over rich condition. T... Login to read more.