Overview - Cylinder Head: Notes

Fig 1: Exploded View Of Cylinder Head Components

Courtesy of AUDI OF AMERICA, LLC

1. Alignment Pin
   • Quantity: 2
2. Cylinder Head Gasket
   • Always replace after removing
   • Installed position: the part number faces the cylinder head
   • Change the coolant and engine oil after replacing
3. Cylinder Head
   • Checking For Distortion. Refer to Figure.
   • Change the coolant and engine oil after replacing
   • Removing and installing. Refer to CYLINDER HEAD, REMOVING AND INSTALLING .
4. Bolt
   • Tightening specification and sequence. Refer to Fig 3.
   • Always replace after removing
   • Loosening. Refer to Fig 2.
5. Heat Shield
   • Equipped on some models
6. Bolt
   • 9 Nm 
7. Bolt
   • 9 Nm
8. Heat Shield
   • There are different versions. Refer to the parts information for the allocation.
9. Bolt
   • 9 Nm 
10. Bolt
    • 9 Nm 
11. Connection
    • For coolant hose
12. O-ring
    • Always replace after removing
    • Coat with coolant
13. Bolt
    • Tightening Specifications and Sequence. Refer to Fig 3.
    • Always replace after removing
    • Loosening. Refer to Fig 2.
14. O-ring
    • Always replace after removing
    • Coat with coolant
15. Connection
    • For coolant hose
16. Bolt
    • 9 Nm 
17. Mount
    • For the engine cover
18. Engine Lifting Eye
19. Bolt
    • 10 Nm + 90° 
    • Always replace after removing
20. Partition Plate
21. Ball Pin
    • For the engine cover
22. Engine Lifting Eye
23. Bolt
    • 10 Nm + 90° 
    • Always replace after removing
24. Alignment Pin

Fig 2: Loosening Cylinder Head Bolts In Sequence

Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -arrows-.

-- Loosen and remove the cylinder head bolts in the sequence -1 to 10-.

Fig 3: Cylinder Head Bolts Tightening Sequence

Courtesy of AUDI OF AMERICA, LLC

• Replace the bolts that were tightened with an additional turn after removing them.