Overview - Secondary Air System

Fig 1: Exploded View Of Secondary Air System

Courtesy of AUDI OF AMERICA, LLC

O-Ring
- Replace if damaged or leaking
- coat with engine oil
Secondary Air Injection Sensor 1 -G609-
- Removing and Installing. Refer to Secondary Air Injection Sensor 1 -G609-, REMOVING AND INSTALLING .
O-Ring
- Replace if damaged or leaking
- coat with engine oil
Resonator
- Removing and Installing. Refer to SECONDARY AIR SYSTEM RESONATOR, REMOVING AND INSTALLING .
Nut
- 8 Nm
O-Ring
- Replace if damaged or leaking
- coat with engine oil
Bolt
- 9 Nm
Bolt
- 9 Nm
Bracket
Seal
- Replace after removing
Secondary Air Injection Solenoid Valve -N112-
- Removing and Installing. Refer to Secondary Air Injection Solenoid Valve -N112-, REMOVING AND INSTALLING .
Bolt
- 9 Nm
Hose
Bolt
- 20 Nm
Bolt
- 20 Nm
Pipe
- For the secondary air injection
Secondary Air Injection Pipe
- From the air filter housing to the Secondary Air Injection Pump Motor -V101-
O-Ring
- Replace if damaged or leaking
- coat with engine oil
Nut
- 9 Nm
Bolt
- 9 Nm
Nut
- 8 Nm
Rubber Bushing
Secondary Air Injection Pump Motor -V101-
- Removing and Installing. Refer to Secondary Air Injection Pump Motor -V101-, REMOVING AND INSTALLING .