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Home >> Subaru >> 2021 >> WRX STI >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (2.5L) (4 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P2195: A/F/O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 >> Execution Condition

Execution Condition

Secondary parameters Execution condition
Battery voltage
Main feedback
Amount of intake air
Estimated temperature of the rear oxygen sensor element		 ≥ 10.9 V
In operation
≥6g/s (0.21oz/s)
≥500°C (932°F)
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