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Home >> Subaru >> 2017 >> WRX STI >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (P000A To P015B) (2.5L) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P013F O2 Sensor Delayed Response - Lean To Rich Bank 1 Sensor 2 >> Execution Condition
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Execution Condition

Secondary parameters Execution condition
Battery voltage ≥ 10.9 V
Main feedback In operation
Rear oxygen sensor voltage when fuel cut has completed ≤ 0.15 V
Deceleration fuel cut of 5000 ms or more Experienced
Estimated element temperature of rear oxygen sensor when fuel cut has completed ≥ 500 °C (932 °F)
Amount of intake air ≥ 15 g/s (0.53 oz/s)