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Connection Diagram - Vacuum System: Notes

GWWA21-10755Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
  1. Vacuum Line
  2. Check Valve
    • Note the installation position
  3. Cylinder Head Cover
    • With vacuum reservoir
  4. Vacuum Diaphragm
    • For charge air pressure regulation
    • On the turbocharger
  5. Vacuum Control Line
    • From Wastegate Bypass Regulator Valve -N75- to the turbocharger vacuum diaphragm
  6. Wastegate Bypass Regulator Valve -N75-
  7. To Brake Booster
  8. Check Valve
    • Note the installation position
  9. Vent Line
  10. To Air Filter Housing
  11. To Vacuum Pump