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Home >> Subaru >> 2017 >> Forester 2.0XT Touring >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (Engine Control System (Diagnostics) (P000A To P015B) (H4DO)) >> 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 Execution condition
Battery voltage ≥ 10.9 V
Barometric pressure > 75.1kPa (563mmHg, 22.2inHg)
Closed loop control of 3000 ms or more with main feedback In operation
Engine speed ≥ 1000 RPM
Amount of intake air ≥ 10g/s (0.35oz/s)
Accelerator pedal position > 0%