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Home >> Subaru >> 2021 >> Crosstrek Sport >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 24 (Engine Control System (HEV) (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

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SECONDARY PARAMETERS AND EXECUTION CONDITION - DIAGNOSTIC METHOD 1

Secondary parameters Execution condition DTC
Battery voltage 10.9 V or more P015A or P015B
Barometric pressure 75.1 kPa (563 mmHg, 22.2 inHg) or more  
Duration of main feedback 3000 ms or more  
Engine speed 1000rpm or more  
Amount of intake air 15g/s (0.53 oz/s) or more  
SECONDARY PARAMETERS AND EXECUTION CONDITION - DIAGNOSTIC METHOD 2

Secondary parameters Execution condition DTC
Battery voltage 10.9 V or more P015A and P015B
Barometric pressure 75.1 kPa (563 mmHg, 22.2 inHg) or more  
Duration of main feedback 3000 ms or more  
Engine speed 1000rpm or more  
Amount of intake air 20g/s (0.71 oz/s) or more