LEMON Manuals
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Subaru
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2019
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Outback 3.6R Limited
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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Engine Control System (3.6L) (Diagnostics) (4 Of 4)
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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
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DTC P2271: O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 2
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Execution Condition
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Execution Condition
Secondary parameters
Execution condition
Battery voltage
≥ 10.9 V
Duration of fuel cut
≥5000ms
Estimated temperature of the rear oxygen sensor element
≥500°C (932°F)