Turbocharger: Description and Operation

1 - Vent line
- From gravity valve at fuel tank See "Fuel Tank, Removing and Installing" item no 8. Service and Repair
2 - EVAP canister
- With Evaporative Emission (EVAP) canister purge regulator valve -N80-
3 - Turbocharger
4 - Check-valve
- For EVAP canister system
5 - Pressure unit
- For Boost Pressure Regulation Valve
6 - Deceleration shut-off valve
7 - Wastegate bypass regulator valve - N75
- Valve is activated (pulsed) by the Engine Control Module (ECM)
- Checking activation:
See Output Diagnostic Test Mode (DTM), activating. Refer to "On Board Diagnostic". Testing and Inspection
8 - Brake booster
9 - Check-valve
- For brake booster
10 - Air filter with Mass Air Flow (MAF) sensor - G70 -
11 - Pressure control valve for crankshaft housing ventilation
12 - Combination valve
- For Secondary Air Injection (AIR) system
- Checking. Testing and Inspection
13 - Fuel pressure regulator
14 - Check-valve
15 - Recirculating valve for turbocharger -N249-
16 - Secondary Air Injection (AIR) solenoid valve -N112-
- Checking. Testing and Inspection
17 - Crankcase ventilation
18 - Check-valve
- For EVAP canister system
19 - Charge air pressure sensor -G31- / charge air cooler
20 - Secondary Air Injection (AIR) pump motor - V101 - *
- Checking function. Testing and Inspection
21 - Vacuum reservoir