Air Injection: Diagrams

Vacuum Diagram







1 - From fuel tank
2 - EVAP canister
- Located below spare tire well in rear of vehicle (lift vehicle, accessible from below)
3 - Check-valve for EVAP canister
- Between EVAP canister and intake manifold before turbocharger
- Installation position (light/dark side): Arrow points in direction of flow, as shown
4 - Turbocharger
5 - Pressure unit for boost pressure regulation
6 - Mechanical recirculation valve
7 - Brake booster
8 - Check-valve
- Between brake booster and intake manifold
- Installation position (light/dark side): Arrow points in direction of flow, as shown
9 - Wastegate bypass regulator valve -N75-
10 - Mass Air Flow (MAF) sensor -G70-
11 - Air cleaner housing
12 - Pressure control valve for crankshaft housing ventilation
13 - Combination valve for secondary air injection (AIR)
14 - Vacuum reservoir
- Bolted on at cylinder head
15 - Charge air cooler
- With charge air pressure sensor -G31-
16 - Fuel pressure regulator
17 - Throttle valve control module -J338-
18 - Intake manifold
- With Intake Air Temperature (IAT) sensor -G42-
19 - Crankcase ventilation
20 - Check-valve
- Installation position (light/dark side): Arrow points in direction of flow, as shown
21 - Recirculating valve for turbocharger -N249-
- Component Location fig. 1
22 - Secondary Air Injection (AIR) solenoid valve -N112-
- Installation location: Below bracket at intake manifold
23 - Secondary Air Injection (AIR) pump motor -V101-
24 - Check-valve
- Between EVAP canister and intake manifold
- Installation position (light/dark side): Arrow points in direction of flow, as shown
25 - Charge air cooler