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Home › Subaru › 2014 › Tribeca › Repair and Diagnosis (Single Page) › Engine Performance › System › Diagnostic Trouble Code Detecting Criteria › Diagnostic Trouble Code (DTC) Detecting Criteria › DTC P0140 O2 Sensor Circuit No Activity Detected (Bank1 Sensor2) › General Driving Cycle

General Driving Cycle

Perform the diagnosis once after starting the engine.

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