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2005
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Passat Wagon (3B6) L4-1.8L Turbo (AWM)
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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 16890
DTC 16890
SAE
VAG
Description
P0506
16890
Idle Air Control System RPM Lower Than Expected
-
Throttle valve control module, checking.
Throttle Valve Control Module, Checking