audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Removing and installing exhaust pipe > < Separating front and rear silencers
4-cylinder Diesel Direct Injection Engine (TDI), Mechanics
Removing and installing parts of exhaust system
Removing and installing exhaust manifold

Removing

  • ‒ Remove turbocharger .
  • ‒ Remove heat shield.
  • ‒ Remove intake pipe => Page 15-12.
  • ‒ Unbolt bracket for oil supply pipe from exhaust manifold.
  • ‒ Only on vehicles with engine codes 1Z, AFF, AHU: Unbolt pipe for exhaust gas recirculation.
 
A26-0222
  • ‒ → Unscrew all nuts -arrows- on exhaust manifold.
  • ‒ Remove washers and bracket for heat shield and exhaust manifold if fitted.

Installing

Installation is carried out in the reverse order, when doing this note the following:

Note:

Always replace seals, gaskets and self-locking nuts.

  • ‒ Install intake pipe => Page 15-12.
  • ‒ Install turbocharger => Page 21-59.

Tightening torques

Component

Nm

Exhaust manifold to cylinder head

25

Heat shield to exhaust manifold

25

Removing and installing exhaust pipe > < Separating front and rear silencers