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P2270 Diagnostic Trouble Code Discussion for September 2009

Heated Oxygen Sensor (Bank 1 Sensor 2) Signal Biased Lean

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Trouble Ticket Help Requests for DTC P2270
Help Request Posted
2004 Ford Ranger XLT 4.0L MIL Lamp on VIN: 1FTZR45E64
P2270: bank 1 side 2 sensor lean. ... MIL light on. I have no information about the p1595 code--and can't find any on the fix database. Also the P2270 implies the bank 1 side 2 sensor is stuck lean, but it performs exactly like it's bank 2-side-2 cousin. Has anyone seen these codes before, and...
September 15, 2009