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WRX STI Series.HyperBlue
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Engine Performance
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System
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Diagnostic Trouble Code (DTC) Detecting Criteria
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Diagnostic Trouble Code (DTC) Detecting Criteria
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DTC P2270 O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 2
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Component Description
Component Description
Fig 1: Electromotive Force And Air Fuel Ratio Characteristics Graph - Lean (Bank 1 Sensor 2)
Courtesy of SUBARU OF AMERICA, INC.
Courtesy of SUBARU OF AMERICA, INC.