volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Checking charge air system for leaks > < Removing and installing charge air pipe »hot« side
Schematic diagram for vacuum hoses (Golf, Touran, Passat)
Schematic diagram for vacuum hoses (Golf, Touran, Passat)
  Caution
Do not kink, twist or crush the vacuum lines when routing. This may cause breakdowns.
   
  Note
t  Blue = vacuum control line for exhaust gas recirculation.
t  Grey = breather line from air filter housing.
t  Green = vacuum control line for turbocharger.
t  Red = vacuum supply line for vacuum pump.
1 - Vacuum unit
q   For changeover for exhaust gas recirculation cooler.
2 - Non-return valve
3 - Exhaust gas recirculation cooler changeover valve -N345-
q   Checking changeover → Chapter.
4 - Cylinder head cover
q   With integrated vacuum reservoir.
5 - Vacuum unit
q   On turbocharger.
q   With position sender for charge pressure positioner -G581-.
6 - Charge pressure control solenoid valve -N75-
7 - Vacuum pump
8 - Air filter housing
q   With union for breather line.

   

Checking charge air system for leaks > < Removing and installing charge air pipe »hot« side