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P0173 Diagnostic Trouble Code Discussion for April 2006

Fuel Trim Lean Or Rich (Bank 2)

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Trouble Ticket Help Requests for DTC P0173
Help Request Posted
1999 Mercedes-Benz ML430 4.3L No can bus comm. VIN: 4JGAB72EXX
P0173: lft cyl mixture adaptation limit. ... was not upshifting, can go all the way to redline with no upshift. No error in the egs control unit. Long list of errors in the Instrument cluster diagnos.b1040 b1041 b1042 b1470. And int the ME p0170 p0173.What could be ...
April 04, 2006
2000 Mercedes-Benz ML320 3.2L MIL Lamp on VIN: 4JGAB54E2Y
P0173: Fuel Trim. The car came back last week with the same two codes and we checked for vaccum leaks and tested the fuel pressure...OK. The car came back the very next day with the same codes and we again check for vacuum leaks. Currently the car performs just fine, but there ...
April 25, 2006