Turbocharger: Diagrams

Boost Pressure Regulation And Vacuum Control System, Connection Diagram For Vehicles As Of 07.03







1 - Resonator
2 - Mechanical recirculation valve
3 - Secondary Air Injection (AIR) Pump Motor V101
4 - Wastegate Bypass Regulator Valve N75
5 - Air filter
- With Mass Air Flow (MAF) Sensor G70
6 - Check valve
- Installed position: Arrow on valve points in direction of flow, as shown in illustration
7 - To EVAP canister
8 - Evaporative Emission (EVAP) Canister Purge Regulator Valve N80
9 - Turbocharger
10 - Pressure regulator valve for crankshaft housing ventilation
11 - Combination valve for secondary air injection (AIR)
12 - Check valve for EVAP canister
- Installed position: Arrow on valve points in direction of flow, as shown in illustration
13 - To brake booster
14 - Vacuum suction jet pump
15 - Check valve
- Installed position: Arrow on valve points in direction of flow, as shown in illustration
16 - Crankshaft housing ventilation
17 - Vacuum reservoir
- Component location: Under wheelhousing liner in front left wheelhouse
18 - Check valve
- Installed position: Arrow on valve points in direction of flow, as shown in illustration
19 - To Leak Detection Pump (LDP) V144
20 - Check valve
- Installed position: Arrow on valve points in direction of flow, as shown in illustration
21 - Secondary Air Injection (AIR) Solenoid Valve N112
- Component location: Below intake manifold
22 - Charge air cooler
- With Charge Air Pressure Sensor G31
23 - Recirculating valve for turbocharger N249
- Component location: Below intake manifold
24 - Vacuum diaphragm for boost pressure regulation
- When combination valve is opened, mechanical boost pressure regulation valve in turbocharger is opened and secondary air is thereby channeled past turbocharger directly to catalytic converter