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Volkswagen
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1990
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Passat L4-1984cc 2.0L DOHC (9A)
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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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Blink Codes
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DTC 4431
DTC 4431
01257/4431, 00000/4444:
