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Volkswagen
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2004
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New Beetle Convertible (1Y1) L4-1.8L Turbo (AWV)
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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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Manufacturer Code Charts
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Engine Control System
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DTC 18044
DTC 18044
DTC P1636 - P1639:
