Vacuum System Connection Diagram
WARNING: This page is about a different car, the 2015 Audi Q7, 2014 Audi Q7, and 2013 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.
- Exhaust Gas Recirculation Cooler Switch-Over Valve -N345-
- Cylinder Head Coolant Valve -N489-
- Vacuum Actuator
- For cooler for EGR
- Check Valve
- To Brake Booster
- Shut-Off Valve
- For coolant
- Low Pressure Connection
- On upper oil pan
- To the vacuum pump