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P2189 Diagnostic Trouble Code Discussion for September 2010

Fuel Trim System Too Lean At Idle Adaptive (Bank 2)

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Trouble Ticket Help Requests for DTC P2189
Help Request Posted
2006 Mercedes-Benz R350 4Matic 3.5L Hesitation, MIL Lamp on VIN: 4JGCB65E46
P2189: Pending No description with current scan tool. ... traction on this one. Car came in with a dead misfire and a handful of codes. Found the tumble doors inside the intake self-destructed, pretty spectacular. Replaced intake assembly, new plugs, cleared codes. came back with the listed codes--adapt at limit,...
September 23, 2010