LEMON Manuals
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Suzuki
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2003
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Aerio GS, AWD, Automatic
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Self-Diagnostics
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Diagnostic Tests
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DTC P0401 Or DTC P0402
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Code Definition
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Code Definition
DTC P0401: EGR - Insufficient Flow Detected
DTC P0402: EGR - Excessive Flow Detected