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Subaru
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2016
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Outback 2.5i Premium
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls (H4DO) (Diagnostics) (1 Of 4)
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DTC P0134 A/F/O2 Sensor Circuit No Activity Detected Bank 1 Sensor 1
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Execution Condition
Execution Condition
Secondary Parameters
Execution condition
Battery voltage
≥ 10.9 V
Time of heater control duty at 70 % or more
≥ 36000 ms