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P2196 Diagnostic Trouble Code Discussion for March 2010

Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Rich

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Trouble Ticket Help Requests for DTC P2196
Help Request Posted
2006 Ford F-150 XL 4.2L Excessive Emissions, Stall, MIL Lamp on VIN: 1FTRF12226
P2196: O2 Excessively Rich B1. On a full tank,raw fuel sucks-up threw the Purge solenoid and into the intake. WHY!!!
March 05, 2010