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Subaru
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2013
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Legacy F6-3.6L DOHC
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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U Code Charts
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U0401
U0401
DTC U0401 INVALID DATA RECEIVED FROM ECM/PCM "A"
NOTE:
Refer to "LAN SYSTEM (DIAGNOSTICS)" for diagnostic procedures.