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P0170 Diagnostic Trouble Code Discussion for December 2010

Fuel Trim Lean Or Rich (Bank 1)

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Trouble Ticket Help Requests for DTC P0170
Help Request Posted
1997 Mercedes-Benz C230 2.3L MIL Lamp on VIN: WDBHA23E7V
P0170: Fuel trim b1. ... two codes orginally p0170 and p0141. I thought it was pretty clear cut. Found vaccuum leak from broken tube from valve cover to intake duct at throotle body and threw a rear o2 in. Codes returned is it possble adaptations need to be reset??? thanks for any...
December 01, 2010