System diagram - intake, turbo, exhaust - 4-cyl.
| System diagram - intake, turbo, exhaust - 4-cyl. | 
| 1. | Check valve | |
| 2. | Filter element | |
| 3. | Mass air flow sensor | |
| 4. | Turbocharger | |
| 5. | Charge air cooler | |
| 6. | Bypass valve | |
| 7. | Solenoid valve | |
| 8. | Throttle body | |
| 9. | Charge air absolute pressure sensor/Intake air temperature sensor | |
| 10. | Manifold absolute pressure sensor | |
| 11. | Engine | |
| 12. | Crankcase ventilation oil trap | |
| 13. | Check valves | |
| 14. | Purge valve | |
| 15. | EVAP canister | |
| 16. | Wastegate valve | |
| 17. | Charge air regulator | |
| 18. | Charge air control valve | |
| 19. | Oxygen sensor | |
| 20. | Pre-catalytic converter | |
| 21. | Main catalytic converter | |
| 22. | Front silencer | |
| 23. | Rear silencer | |
| 24. | Brake vacuum strenghtener | |
| 25. | Brake servo | |
| 26. | Check valve | |

 
     
		