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P2085 Diagnostic Trouble Code Discussion for August 2010

Differential Pressure Sensor Continuous Regeneration Active

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Trouble Ticket Help Requests for DTC P2085
Help Request Posted
2004 Mercedes-Benz C320 3.2L MIL Lamp on VIN: WDBRF64J44
P2085: Fuel trim below enleanment. ... request so here it goes. I have a C320 that has set a rich code for Fuel Trim below enleanment P2085(basically it's a P0170 code) At idle speed fuel trims are great at 0.242=ok Closer to 0 the better. (All data is off of Mercedes SDS) the problem is at low...
August 11, 2010