Engine codes AEG, AVH, AZG with aluminum plate cylinder head gasket

• Engine codes AEG, AVH, AZG with steel plate cylinder head gasket. Refer to Engine codes AEG, AVH, AZG 

1 - Plug 

2 - To intake manifold 

3 - Shaped hose 

4 - To intake manifold 

• Only from model year 2002

5 - O-ring 

• Always replace

6 - Sealing plug 

7 - Cylinder head bolt 

• Always replace
• Removal and install "Ploydrive" cylinder head bolt with 3452
• Sequence when loosening and tightening. Refer to Cylinder head, removing and installing  , Cylinder head, removing and installing

8 - Union 

• Coolant hose schematic diagram. Refer to Coolant hose connection diagram 

9 - 10 Nm 

10 - O-ring 

• Always replace

11 - 20 Nm 

12 - Lifting eye 

13 - Cylinder head gasket 

• Always replace
• After replacement replace complete amount of coolant in system

14 - 15 Nm 

15 - 20 Nm 

16 - Rear toothed belt guard 

17 - Tooth belt 

• Mark direction of rotation before removing
• Check for wear
• Do not kink
• Removing, installing and tensioning. Refer to Figure

18 - Cylinder head 

• Check for distortion. See Figure .
• Reworking sealing surface. See Figure .
• Removing and installing. Refer to Cylinder head, removing and installing 
• After replacement replace complete amount of coolant in system

19 - Oil deflector 

20 - Cylinder head cover gasket 

• Replace if damaged
• Before installing gasket, coat transition between bearing cap and cylinder head with D 454 300 A2.

21 - Cylinder head cover 

22 - 10 Nm 

23 - Seal