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Removing
– Remove rear engine cover -arrows-.
– Disconnect check valve -1- from air duct hose.
– Remove air duct hose, thereby loosening hose clamp -2- and
opening clips -arrows-.
– Disconnect electrical harness connector -2- for Oxygen Sen‐
sor (O2S) behind Three Way Catalytic Converter (TWC) -
G130- and free up wire.
Note
Ignore -1 -.
Audi A6 2005 ➤
Fuel Injection and Ignition - Edition 03.2008
48 Rep. Gr.24 - Fuel injection system