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P0170 Diagnostic Trouble Code Discussion for June 2012

Fuel Trim Lean Or Rich (Bank 1)

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Trouble Ticket Help Requests for DTC P0170
Help Request Posted
2006 Mercedes-Benz S430 4.3L Hesitation VIN: WDBNG70J16
P0170: self adaptation of fuel mixture right bank at limit. Based on codes and pattern failures for these faults, I replaced the crankshaft position sensor and the mass air sensor. both with new Bosch parts. The customer complained of the typical hard or no start and rough running. Along with these symptoms the custome...
June 12, 2012
1999 Mercedes-Benz C230 Kompressor 2.3L MIL Lamp on, hard start VIN: WDBHA24GXX
P0170: Self Adaptation at Limit. Hi guys, I am looking for a little MB insight. Most of our experience is with Audi and VW, and for the most part we can get around any MB with success. This particular vehicle is giving us some trouble. About every six months or so it eats a MAF sensor. We are...
June 14, 2012