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P2195 Diagnostic Trouble Code Discussion for April 2012

Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Lean

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Trouble Ticket Help Requests for DTC P2195
Help Request Posted
2004 Ford Focus SE 2.3L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on, Bogg VIN: 1FAFP34Z54
P2195: 02 sensor stuck lean. I have checked the three wires at the tps and fuel rail sensor and at least when i check it all reads normal. 5 volt ref. ground and signal wire. The wiring diagram shows they splice into each other. When this car is cold and codes cleared it runs and drives g...
April 05, 2012