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Home >> Subaru >> 2020 >> Forester Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (1 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P015A: A/F/O2 Sensor Delayed Response - Rich To Lean Bank 1 Sensor 1 >> Execution Condition

Execution Condition

Secondary parameters Execution condition
Battery voltage. 10.9 V or more
Barometric pressure 75.1 kPa (563 mmHg, 22.2 inHg) or more
Time of main feedback operation 3000ms or more
Engine speed 1000rpm or more.
Amount of intake air 10g/s (0.35oz/s) or more