Overview - Vacuum Pump, 3.0L TDI Engine

3.0L TDI engine vacuum pump integrated in the oil pump

Fig 1: Exploded View Of Vacuum Pump, TDI Engine

Courtesy of AUDI OF AMERICA, LLC

1. Vacuum Pump
   • Integrated in the oil pump
   • Removing and installing. Refer to OIL PUMP, REMOVING AND INSTALLING .
2. Check Valve
   • Cannot be replaced separately
   • Refer to CHECK VALVE, CHECKING 
3. Vacuum Hose
4. To the Solenoid Valve
5. Vacuum Line
   • For vehicles without high-voltage system
6. Grommet
   • For vehicles without high-voltage system
7. Vacuum Line
   • For vehicles without high-voltage system
   • With integrated check valve; cannot be replaced separately
   • Refer to CHECK VALVE, CHECKING 
   • Refer to CHECK VALVE, REMOVING AND INSTALLING, WITH VACUUM LINE IN PLENUM CHAMBER 
8. O-Ring
   • For vehicles without high-voltage system
   • Cannot be replaced separately
   • If damaged, replace the Vacuum Sensor -G608-
9. Vacuum Sensor -G608-
   • For vehicles without high-voltage system
   • Refer to BRAKE BOOSTER PRESSURE SENSOR, REMOVING AND INSTALLING 
10. To the Brake Booster
11. Bolt
    • 9 Nm
12. Vacuum Hose
    • Refer to CHECK VALVE WITH VACUUM HOSE IN ENGINE COMPARTMENT, REMOVING AND INSTALLING, 3.0L TDI ENGINE 
13. Bolt
    • 9 Nm
14. O-Ring
    • Replace after removing.
15. Oil Pan Upper Section
16. O-Ring
    • Replace after removing.