LEMON Manuals
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Subaru
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2013
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Legacy Base, Standard Trans
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Repair and Diagnosis (Single Page)
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Engine Performance
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Testing & Diagnosis
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Diagnostic Trouble Code (DTC) Detecting Criteria (H4DO)
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Diagnostic Trouble Code (DTC) Detecting Criteria
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DTC P0171 System Too Lean (Bank 1)
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General Driving Cycle
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
General Driving Cycle
Perform the diagnosis continuously at idling or at a constant speed after warming up the engine.