Functional diagram intake, turbocharger, exhaust diesel, 4-cyl
| Functional diagram intake, turbocharger, exhaust diesel, 4-cyl | 
| Components (for systems with PSG16) | 
| 1. | Vacuum pump | |
| 2. | Filter element | |
| 3. | Mass air flow sensor | |
| 4. | Turbocharger | |
| 5. | Wastegate | |
| 6. | Catalytic converter | |
| 7. | Intermediate silencer | |
| 8. | Rear silencer | |
| 9. | Charge air cooler | |
| 10. | Oil trap for crankcase ventilation (integrated in engine) | |
| 11. | Vacuum tank | |
| 12. | Swirl throttle regulator | |
| 13. | Swirl throttle control valve | |
| 14. | EGR valve | |
| 15. | Charge air control valve | |
| 16. | Pressure sensor | |
| 17. | Brake servo | |
| 18. | Check valve | |
| 19. | Check valve | |
| 20. | Engine | |

 
     
		