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P2197 Diagnostic Trouble Code Discussion for May 2008

Heated Oxygen Sensor (Bank 2 Sensor 1) Stuck Lean

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Trouble Ticket Help Requests for DTC P2197
Help Request Posted
2005 Ford Taurus SE 3.0L Misfire, MIL Lamp on VIN: 1FAFP53225
P2197: Lack of HO2S21 Switch sensor indicates lean. Vech throws code P0714 at 72.9% load, ECT 176F, STFT B2/S1 -17.97. I'm thinking that this is a fuel related problem, as problem is only while driving under partial load. I checked the running battery voltage and system voltage is 14.45 across battery, I checke...
May 21, 2008