Audi Workshop Service and Repair Manuals > A4 Quattro Wagon L4-1.8L Turbo (AWM) (2001) > Powertrain Management | Emission Control Systems | Air Injection | Air Injection Control Valve | Component Information | Technical Service Bulletins | Page 6453

Air Injection Control Valve|Diagrams > < Emissions - MIL ON/DTC P0411 Set (Secondary Air System)|Page 6452

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Charge air pressure sensor -G31- (arrow) bolted into charge air cooler at top

Powertrain Management
Emission Control Systems / Air Injection
Air Injection Control Valve / Technical Service Bulletins
Page 6453

Air Injection Control Valve|Diagrams > < Emissions - MIL ON/DTC P0411 Set (Secondary Air System)|Page 6452