Right combination valve for Secondary Air Injection, removing and installing
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2009 Audi S4, 2008 Audi S4, 2007 Audi S4, 2006 Audi S4, and 2005 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.
Removing
- Remove right coolant pipe → Right coolant pipe, removing and installing .
- Remove engine support bridge 10-222 A from engine compartment.
NOTE:
- Engine support bridge 10-222 A was necessary to remove right coolant pipe, but it hinders the following work sequence.
- Disconnect vacuum hose - 3 -.
- Remove bolts - 1 - , - 2 - and - 4 - and remove combination valve.
NOTE:
- Illustration depicts engine from rear.
Installing
Installation is in reverse order of removal, note the following:
NOTE:
- Replace seals.
- Install right coolant pipe → Right coolant pipe, removing and installing .
Torque specifications
| Component | Nm |
|---|---|
| Connecting tube to cylinder head | 10 |
| Connecting tubes to combination valve | 10 |