Operation CHARM
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Audi
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1998
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A8 Quattro Sedan (4D2) V8-4.2L (ABZ)
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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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Variable Induction System
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Variable Induction Control Valve
Variable Induction Control Valve
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Testing and Inspection
Intake Manifold Tuning (IMT) Valve Electrical Testing
Intake Manifold Tuning (IMT) Valve Function, Checking
Intake Manifold Tuning (IMT) Valve Pneumatic Function, Checking
Locations
Component Locations, Overview
Intake Manifold Change-Over Valve
Dual-Stage Intake Manifold With Change Over Valve
Specifications
Electrical Specifications
Mechanical Specifications