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Home >> Subaru >> 2019 >> WRX STI >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (STI) (1 Of 4) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P014C: A/F/O2 Sensor Slow Response - Rich To Lean Bank 1 Sensor 1 >> Execution Condition

Execution Condition

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