Emission Control Systems: Diagrams

Vacuum Diagram







1 - From air filter
2 - Secondary Air Injection (AIR) pump motor -V101-
3 - Throttle valve control module -J338-
4 - Combi valve for secondary air inlet, right
5 - From EVAP canister
6 - Evaporative Emission (EVAP) canister purge regulator valve -N80-
7 - Non-return valve
- Between intake manifold and brake servo
- Installation position: as shown in Fig, arrow faces in direction of flow
8 - Secondary Air Injection (AIR) solenoid valve -N112-
- Location: On retainer plate for solenoid valves at rear of engine
9 - Brake servo
10 - Non-return valve
- Between intake manifold and solenoid valves
- Installation position: as shown in Fig, arrow faces in direction of flow
11 - Combi valve for secondary air inlet, left
12 - Non-return valve
- Between brake servo pump and brake servo
- For vehicles with automatic transmission
- Installation position: as shown in Fig, arrow faces in direction of flow
13 - Brake system vacuum pump -V192-
- For vehicles with automatic transmission
14 - Fuel pressure regulator
15 - Vacuum reservoir
- Location: In front left wheel housing beneath wheel housing liner
16 - Vacuum actuator
17 - Intake manifold change-over valve -N156-