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Home >> Subaru >> 2020 >> Crosstrek Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics) (Except For HEV) (1 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0140: O2 Sensor Circuit No Activity Detected Bank 1 Sensor 2 >> Execution Condition

Execution Condition

Secondary parameters Execution condition
Battery voltage 10.9 V or more
Estimated secondary oxygen sensor element temperature 500°C (932°F) or more
Integrated duty ratio of the secondary oxygen sensor heater operation from engine start 11800% or more
Secondary oxygen sensor offset signal 1.8V or more and 2.2V or less