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P2085 Diagnostic Trouble Code Discussion for June 2005

Differential Pressure Sensor Continuous Regeneration Active


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Trouble Ticket Help Requests for DTC P2085
Help Request Posted
2001 Mercedes-Benz CLK320 3.2L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WDBLJ65G6I
When checking the fuel pressure, the gauge was not very stable. The needle was shaking about 1 PSI back and forth (that may be normal?). According to the codes there is a problem with the fuel mixture. The question is, is it the fuel or the air? Not detecting...
June 19, 2005