audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Removing and installing turbocharger, engine codes 1Z, AFF, AHU > < Turbocharger- engine codes 1Z, AFF, AHU
4-cylinder Diesel Direct Injection Engine (TDI), Mechanics
Charge air system with turbocharger
Removing and installing pressure unit for boost pressure regulating valve - engine codes 1Z, AFF, AHU

Removing

  • ‒ Remove turbocharger .
 
N21-0015
  • ‒ → Unclip retainer -4-.
  • ‒ Unscrew bolts -2-.
  • ‒ Detach pressure unit -6-.

Installing

  • ‒ Insert bolts -2- for pressure unit -6- on turbocharger with locking fluid "D 000 600 A2" and tighten to 10 Nm.
  • ‒ Loosen lock nut -1- of actuating rod -3-.
  • ‒ Swivel lever for boost pressure valve -5- to limit stop to pressure unit and hold.
  • ‒ Adjust length of actuating rod -3-, so that rod eye can easily be pushed over pin of lever -5-. (lever at limit stop with no play)
 
N21-0015
  • ‒ → Screw actuating rod 8 turns inwards from this position. (rod shortens)
  • ‒ Tighten lock nut -1-.
  • ‒ Push actuating rod onto lever and fit retainer -4-.
  • ‒ Install turbocharger .

Removing and installing turbocharger, engine codes 1Z, AFF, AHU > < Turbocharger- engine codes 1Z, AFF, AHU