Secondary air injection (AIR) system, assembly overview
WARNING: This page is about a different car, the 2010 Audi A8, 2009 Audi A8, 2008 Audi A8, and 2007 Audi A8. However, it is still accessible from the selected car via links, so may be relevant.
1 - Secondary Air Injection (AIR) Pump Motor V101
- Component location: At front right in engine compartment below longmember
- Removing and installing → Secondary Air Injection (AIR) pump, removing and installing
- Check in "Guided Fault-Finding" operating mode
2 - Bonded rubber bushing
3 - Bracket
- For Secondary Air Injection (AIR) pump motor V101
4 - Nut
- 9 Nm
5 - Bracket
- For Secondary Air Injection (AIR) Pump Motor V101 and ATF cooler
6 - Bolt
- 9 Nm
7 - Air guide hoses
- From Secondary Air Injection (AIR) Pump Motor V101 to secondary air injection combi-valves
8 - Right secondary air injection (AIR) combi-valve
- Component location: Back of right cylinder head
- Checking → Combination valve for secondary air injection (AIR), checking function and for leaks
- Removing and installing → Right combination valve for Secondary Air Injection, removing and installing
9 - Air guide hose
- To Secondary Air Injection (AIR) combi-valves
10 - Left secondary air injection (AIR) combi-valve
- Component location: back of left cylinder head
- Checking → Combination valve for secondary air injection (AIR), checking function and for leaks
- Removing and installing → Left combination valve for Secondary Air Injection, removing and installing
11 - Gasket
- Replace
12 - Bolt
- 9 Nm
13 - Bolt
- 9 Nm
14 - Connecting pipe
- To cylinder head
15 - Bolt
- 9 Nm
16 - Gasket
- Replace
17 - Air guide hose
- From air filter housing