Connection Diagram - Vacuum System: Notes

Fig 1: Identifying Connection Diagram With Vacuum System

Courtesy of AUDI OF AMERICA, LLC

Vacuum Line
- Installation position. Refer to Figure.
- To remove, remove the intake manifold
Check Valve
- Note the installation position
Cylinder Head Cover
- With vacuum reservoir
Charge Air Regulation Vacuum Diaphragm
- With the Charge Air Pressure Actuator Position Sensor -G581-
- On the turbocharger
Vacuum Control Line
- From Wastegate Bypass Regulator Valve -N75- to the turbocharger vacuum diaphragm
Wastegate Bypass Regulator Valve -N75-
To Brake Booster
Check Valve
- Note the installation position
Vent Line
To Air Filter Housing
To Vacuum Pump
- In the oil pump. Refer to OVERVIEW - OIL PAN/OIL PUMP .