1. Vacuum pipeline
2. Check valve: install in the correct position; the light side is facing the cylinder head cover
3. Cylinder head cover: with vacuum drive
4. Vacuum drive: on the turbocharger; With turbocharger guide vane position sender -G581-; boost pressure control
5. Vacuum control line: From charge pressure control solenoid valve -N75- to vacuum control on turbocharger
6. Charge pressure control solenoid valve -N75-
7. To the brake booster
8. Check valve: install in the correct position
9. Ventilation piping
10. To the air filter housing
11. To the vacuum pump