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Suzuki
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2002
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XL-7 Plus
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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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Notes
DTC P0401 Or DTC P0402: Notes
Code Definition
DTC P0401: EGR Insufficient Flow
DTC P0402: EGR Excessive Flow Detected