Installation location of Secondary Air Injection (AIR) Solenoid Valve N112
WARNING: This page is about a different car, the 2008 Audi RS 4 and 2007 Audi RS 4. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Installation Location Of Secondary Air Injection (AIR) Solenoid Valve N112
Courtesy of VOLKSWAGEN UNITED STATES, INC.
Under intake manifold
Vacuum line from intake manifold
Secondary air injection (AIR) solenoid valve N112
Vacuum line to Secondary Air Injection (AIR) combi-valves