Vacuum hose connection diagram (engines ATL, VNS):
1. Vacuum receiver
2. Throttle valve -N211 -
3. Exhaust gas recirculation valve -N18- (only VNS)
4. Non-return valve, white connector to charge pressure control solenoid valve -N75-
5. Charge pressure limitation solenoid valve -N75-
6. To the brake booster
7. Check valve
8. Power vacuum pneumatic element for boost pressure control
9. Turbocharger
10. Intercooler
11. Intake manifold
12. Tandem fuel and vacuum pump
13. cylinder head
14. Power vacuum pneumatic element of the intake manifold flap (only VNS)
15. Mechanical exhaust gas recirculation valve. Intake manifold fitting element, can only be replaced in a set with an intake manifold fitting
16. Air filter
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