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P2196 Diagnostic Trouble Code Discussion for November 2010

Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Rich

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Trouble Ticket Help Requests for DTC P2196
Help Request Posted
2003 Ford Expedition XLT 4.6L Poor Idle Quality VIN: 1FMRU15W13
P2196: Bank 1 sensor 1. The engine runs good cold as it warms up and gets to closed loop operation the engine starts runing rough at idle runs good driving.fuel trims were in the minus 4 short term long term -21 pinched off the purge valve at idle it made a differance in the idle and...
November 16, 2010