audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Removing and installing intake pipe, engine codes 1Z, AFF, AHU > < Removing and installing cylinder head
4-cylinder Diesel Direct Injection Engine (TDI), Mechanics
Removing and installing cylinder head
Removing and installing cylinder head cover

Removing

 
A10-0034
  • ‒ → Remove engine cover panel -arrows-.

 
A15-0299
  • ‒ → Loosen hose clips -arrows- and disconnect crankshaft breather hoses on pressure control valve.
 
A15-0292
  • ‒ → Pull off covers -7-.
  • ‒ Loosen nuts -6- on cylinder head cover.
  • ‒ Remove plate washer -5- and top sealing washer -4-.
  • ‒ Remove cylinder head cover -3-.
  • ‒ Detach gasket -2- and bottom sealing cone -1-.

Installing

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

 
A15-0226

Note:

Replace cylinder head cover gasket, top sealing washer and sealing cone if damaged.

  • ‒ → Carefully apply a small amount of sealant "D 454 A2" to both sides of sealing surfaces between bearing cap and cylinder head -arrows- using a small screwdriver.
 
A15-0227
  • ‒ → Carefully apply a small amount of sealant "D 454 300 A2" to both sides of sealing surfaces -arrows- using a small screwdriver.
  • ‒ Fit cylinder head cover with parts.

Tightening torque

Component

Nm

Cylinder head cover to cylinder head

10

Removing and installing intake pipe, engine codes 1Z, AFF, AHU > < Removing and installing cylinder head