Charge Air System Diagram

Engine code AEB





1 - EVAP canister
2 - Vent pipe
- From gravity valve on fuel tank See "Fuel Tank/Attachments/Fuel Filter, Removing and Installing", Item 5. Service and Repair
3 - Check valve
- For EVAP canister
4 - Turbocharger
- Charge pressure control valve and Wastegate Bypass Regulator valve pressure unit are components of the turbocharger and cannot be replaced individually
5 - Fuel pressure regulator
6 - Intake manifold
7 - Crankcase ventilation
8 - Check valve
- For EVAP canister
9 - Throttle valve control module
10 - Charge air cooler
11 - Pressure unit
- For wastegate
- Integral part of turbocharger cannot be replaced
12 - Recirculating valve for turbocharger
13 - Wastegate Bypass Regulator valve -N75-
- The valve will be activated from the Engine Control Module (pulsed)
- Closed with no current, charge pressure limited
- Checking activation: Testing and Inspection
14 - Pressure regulating valve
- For crankcase ventilation
15 - EVAP Canister Purge Regulator valve 1 -N80-
- Checking: Testing and Inspection

Engine code ATW





1 - EVAP canister
2 - Vent pipe
- From gravity valve on fuel tank See "Fuel Tank/Attachments/Fuel Filter, Removing and Installing", Item 5. Service and Repair
3 - Check valve
- For EVAP canister
4 - Turbocharger
- Charge pressure control valve and Wastegate Bypass Regulator valve pressure unit are components of the turbocharger and cannot be replaced individually
5 - Combination valve
- For secondary air system
- Checking See "Combination Valve, Checking". Testing and Inspection
6 - Fuel pressure regulator
7 - To brake servo
8 - Vacuum booster
9 - Vacuum reservoir
- Secured in wheel housing, front left
10 - Check valve
11 - Check valve
12 - Crankcase ventilation
13 - Secondary Air Injection (AIR) solenoid valve -N112-
- Checking See "Secondary Air Inlet Valve, Checking". Testing and Inspection
14 - Check valve
- For EVAP canister 15-Recirculating valve for turbocharger -N249-
15 - Recirculating valve for turbocharger -N249-
- Checking. Testing and Inspection
16 - Charge air pressure sensor -G31-*
- Checking. Testing and Inspection
17 - Charge air cooler
18 - Throttle valve control module
19 - Intake manifold
20 - Pressure unit
- For wastegate
- Integral part of turbocharger cannot be replaced
21 - Recirculating valve for turbocharger
22 - Wastegate Bypass Regulator valve -N75)
- The valve will be activated from the engine control module (pulsed)
- Closed with no current, charge pressure limited
- Checking activation. Testing and Inspection
23 - Secondary Air Injection (AIR) pump motor -V101-*
- Checking function. Testing and Inspection
24 - Pressure regulating valve
- For crankcase ventilation
25 - EVAP Canister Purge Regulator valve 1 -N80-
- Checking. Testing and Inspection