Emission Control Systems: Locations

1. Fuel filler neck
2. Fuel reservoir
3. Fuel pump module
^ With fuel pump
4. Leak Detection Pump (LDP) -V144-
^ In right-rear wheel housing behind wheel housing liner
5. Air filter
^ For leak detection pump -4-
6. Brake booster
7. Vacuum reservoir
^ In left-front wheelhousing behind wheelhouse liner
8. Check valve
^ For brake booster
9. Positive Crankcase Ventilation (PCV) valve
10. Positive Crankcase Ventilation (PCV) breather
^ On engine cylinder block, left
11. Check valve
^ For leak detection pump -4-
12. Check valve
^ For EVAP canister system
13. Intake Air Temperature (IAT) sensor -G42-
14. Charge air cooler
15. Throttle valve control module -J338-
16. Fuel pressure regulator
17. Fuel rail
18. Ignition coils -N-, -N128-, -N158- and -N163-
19. Camshaft Position (CMP) sensor -G40-
20. Vacuum unit
^ For boost pressure control
21. Boost pressure recirculation valve
22. Wastegate bypass regulator valve -N75-
23. Pressure control valve
^ For PCV breather -10-
24. Turbocharger
25. Mass Air Flow (MAF) sensor -G70-
26. Air cleaner
27. Heated Oxygen Sensor (HO2S) -G39-
28. EVAP canister purge regulator valve -N80-
29. Engine Coolant Temperature (ECT) sensor -G62-
30. Check valve
31. Three Way Catalytic Converter (TWC)
32. Fuel filter
^ In fuel line
33. EVAP canister
^ In spare tire well on floor of vehicle luggage compartment