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International Automotive Technicians Network
Re: Fuel trim and rich codes
Posted to Technical Discussion Forum on 7/22/2014 1 Reply

Tom, put up some scan data graphs please. On a test drive start at idle, full throttle through at least one shift point, then cruise for about 1/4 mile. Put all the data on one capture please, then techs can analyze your problem. It matters not what parts have... Login to read more.

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