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P0170 Diagnostic Trouble Code Discussion for April 2007

Fuel Trim Lean Or Rich (Bank 1)

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Trouble Ticket Help Requests for DTC P0170
Help Request Posted
2002 Mercedes-Benz SL500 5.0L Rins fine VIN: WDBFA68F41
P0170: Fuel trim malfuction. Howdy Mercedes tech's We have this V-8 with 2 codes for the fuel trim that come back after clearing with 20 miles of driving. Did a data scan and all looks good, car only has 44k miles on it. We did the major service per customer request new tune parts, later ...
April 10, 2007