Overview - Secondary Air Injection System

WARNING: This page is about a different car, the 2015 Audi Q7, 2014 Audi Q7, 2013 Audi Q7, 2012 Audi Q7, and 2011 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Secondary Air Injection System Overview (1 Of 2)

Courtesy of AUDI OF AMERICA, LLC

Secondary Air Injection Pump Motor -V101-
- Installed location: in the front of the engine compartment on the right side under the longitudinal member
- Removing and installing. Refer to Secondary Air Injection Pump Motor -V101-, REMOVING AND INSTALLING
- Checking in Guided Functions see Vehicle Diagnostic Tester
Bracket
- For Secondary Air Injection Pump Motor -V101-
Nut
- Tightening specification: 9 Nm
Nut
- Tightening specification: 9 Nm
Nut
- Tightening specification: 9 Nm
Hose
- From air filter housing
O-Ring
- Replace
Hose
- To Secondary Air Injection (AIR) combi-valves
O-Ring
- Replace
O-Ring
- Replace
O-Ring
- Replace
Bonded Rubber Bushing
- Quantity: 3

Fig 2: Secondary Air Injection System Overview (2 Of 2)

Courtesy of AUDI OF AMERICA, LLC

Hose
- From Secondary Air Injection Pump Motor -V101-
Seal
- Replace
Bolts
- Tightening specification: 9 Nm
Vacuum Hose
Right Secondary Air Injection Combination Valve
- Check the functionality and for leaks. Refer to SECONDARY AIR INJECTION COMBINATION VALVES, CHECKING FOR FUNCTION AND LEAKS
- Removing and installing. Refer to SECONDARY AIR INJECTION RIGHT COMBINATION VALVE, REMOVING AND INSTALLING .
Bolt
- Tightening specification: 9 Nm
O-Ring
- Replace
Secondary Air Injection Sensor 1 -G609-
- Removing and installing. Refer to Secondary Air Injection Sensor 1 -G609-, REMOVING AND INSTALLING
Bolt
- Tightening specification: 9 Nm
Left Secondary Air Injection Combination Valve
- Check the functionality and for leaks. Refer to SECONDARY AIR INJECTION COMBINATION VALVES, CHECKING FOR FUNCTION AND LEAKS
- Removing and installing. Refer to SECONDARY AIR INJECTION LEFT COMBINATION VALVE, REMOVING AND INSTALLING
Vacuum Hose
Bolts
- Tightening specification: 9 Nm
Seal
- Replace

Fig 3: Identifying Heat Shield Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the heat shield bolts -arrows- -1- to 9 Nm.

Fig 4: Identifying Heat Shield Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the heat shield bolts -arrows- -1- to 9 Nm.