Martin, are you sure? The vacuum pipe for the turbo goes from the solenoid down the turbocharger induction pipe and onto the turbocharger. ELSAWIN only has the one vacuum pipe/solenoid diagram that covers both of the non-PD engines and it is the same as the one above. 1. Air cleaner 2. Hose ◆ Black 3. Vacuum reservoir ◆ Fitting location: Behind coolant expansion tank 4. Hose ◆ Black, yellow 5. Retainer 6. Rubber bush 7. Solenoid valve for charge pressure control (N75) ◆ Fitting location: On bulkhead 8. Nut 10 Nm 9. Hose ◆ Black 10. Non-return valve 11. To vacuum supply 12. Pressure unit ◆ For charge pressure control 13. Hose ◆ Black, yellow 14. Turbocharger