Air Injection: Locations

Secondary Air System

Component overview







1 - Secondary Air Injection (AIR) Pump Motor -V101-
- Component location, see Fig. 2
2 - Air filter housing
3 - Combination valve for Secondary Air Injection (AIR) system
- Component location, see Fig. 4
4 - Check-valve
- Installation position (light/dark side): Arrow points in direction of flow, as shown in figure.
5 - Secondary Air Injection (AIR) Pump Relay -J299-
- Component location, see Fig. 3
6 - Motronic Engine Control Module (ECM) -J220-
7 - Vacuum reservoir
- Component location: Under wheel housing liner in front left wheel housing
8 - Secondary Air Injection (AIR) solenoid valve -N112-
- Component location, see Fig. 1
9 - Cylinder head

Fig. 1 Component location of Secondary Air Injection (AIR) Solenoid Valve -N112- and Recirculating valve for turbocharger -N249-







- Component location: Below intake manifold

1 - Recirculating valve for turbocharger -N249-
2 - Secondary Air Injection (AIR) solenoid valve -N112-


NOTE: Illustration depicts intake manifold removed, from below.


Fig. 2 Component location of Secondary Air Injection (AIR) Pump Motor -V101-







- At front right in engine compartment below air filter housing

Fig. 3 Component location of Secondary Air Injection (AIR) Pump Relay -J299-







- In E-box, plenum chamber

2 - Secondary Air Injection (AIR) Pump Relay -J299-
B - Fuse S130 for Secondary Air Injection (AIR) pump

Fig. 4 Combination valve for Secondary Air Injection (AIR) system







- rear right on cylinder head