LEMON Manuals
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Subaru
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2004
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Baja Base, Automatic
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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Diagnostic Trouble Code (DTC) Detecting Criteria (H4SO U5 (PZEV))
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Diagnostic Trouble Code (DTC) Detecting Criteria
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DTC P0400: Exhaust Gas RECIRCULATION Flow
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Component Description
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Component Description
Fig 1: Exhaust Gas Recirculation Flow
Courtesy of SUBARU OF AMERICA, INC.
Courtesy of SUBARU OF AMERICA, INC.