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Audi
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2004
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A6 Quattro Sedan (4B2) V8-4.2L (AWN)
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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 16840
DTC 16840
DTC P0444 - P0506:
