Operation CHARM
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Volkswagen
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2004
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GTI (1J1) L4-1.8L Turbo (AWP)
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Repair and Diagnosis
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Powertrain Management
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Fuel Delivery and Air Induction
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Turbocharger
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Overboost Valve
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Locations
Overboost Valve: Locations
5
Vacuum diaphragm
-
For boost pressure regulator valve
7
Brake booster
8
Check-valve
-
For brake booster
