Removing and installing vacuum unit for turbocharger

Special tools and workshop equipment required

• Torque wrench - V.A.G 1331-

Removing

• Release vacuum hose on vacuum reservoir -arrow- and pull it off.

• Lift engine cover panel at points -1- and pull it forwards in direction of -arrow-.

• Unbolt heat shield over turbocharger -arrows-.

• Pull hose -1- from pressure pipe and unscrew securing bolts -2- for pressure pipe.
• Remove pressure pipe.

• Pull hose -arrow- from vacuum unit.
• Remove sealing paint from securing nut -2-.

• Pull off retaining clip -1- and loosen securing nut -2- on vacuum unit linkage.
• Unscrew knurled nut from vacuum unit stud.

• Unscrew securing bolts -arrows- for vacuum unit and remove vacuum unit from turbocharger.

Installing

Installation is carried out in the reverse order. When installing, note the following:

• Linkage must be adjusted after installing vacuum unit ⇒ 1.5 Adjusting vacuum unit for turbocharger.
• Specified torque for vacuum unit to turbocharger: 10 Nm
• Renew seals, gaskets and self-locking nuts.
• Hose connections and hoses for charge air system must be free of oil and grease before assembly.
• Secure all hose connections with hose clips which conform to production standard.