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Subaru
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2020
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Legacy Base
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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 (Diagnostics) (2.5L) (4 Of 4)
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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
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DTC U0073: Control Module Communication Bus Off
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General Driving Cycle
General Driving Cycle
Perform the diagnosis continuously after starting the engine.