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Home >> Subaru >> 2021 >> Ascent Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (4 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P2196: A/F/O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 >> General Description >> Execution Condition

Execution Condition

Secondary parameters Execution condition
Battery voltage 10.9 V or more
Main feedback In operation
Amount of intake air 6 g/s (0.21 oz/s) or more
Estimated temperature of the rear oxygen sensor element 450°C (842°F) or more
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