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XV Crosstrek Base
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Engine Performance
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Engine Control System Diagnostic Trouble Code (DTC) Detecting Criteria (Except Hybrid)
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Diagnostic Trouble Code (DTC) Detecting Criteria
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DTC P0140: O2 Sensor Circuit No Activity Detected (Bank1 Sensor2)
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Component Description
Component Description
Fig 1: O2 Sensor Air Fuel Ratio Graph (Bank 1 Sensor 2)
Courtesy of SUBARU OF AMERICA, INC.
Courtesy of SUBARU OF AMERICA, INC.