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Home >> Subaru >> 2019 >> WRX Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (Except For STI) (1 Of 4) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P013F: O2 Sensor Delayed Response - Lean To Rich Bank 1 Sensor 2 >> Execution Condition

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
(Time of fuel shut-off operation Fuel shut-off function after the experience above) > 3 s
Not in operation
Estimated temperature of the rear oxygen sensor element > 450°C (842°F)
Compensation to rich Rich
Amount of intake air ≥ 15 g/s (0.5 oz/s)