Timing Chain Covers Overview

Timing Chain Covers Overview






1 O-ring

• Always replace.

• Lubricate before installing.

2 Oil Dipstick Guide Tube

3 Bolt

• 9 Nm

4 Bolt

• 9 Nm

5 Camshaft Adjustment Valve 1 (N205)

• Removing and installing, refer to => [ Camshaft Adjustment Valve 1 (N205) ] Service and Repair.

6 Seal

• Lubricate before installing.

• Replace if damaged.

7 Bolt

• Tightening sequence, refer to => [ Upper Timing Chain Cover ] Upper Timing Chain Cover.

8 Upper Timing Chain Cover

• Removing and installing, refer to => [ Upper Timing Chain Cover ] Upper Timing Chain Cover.

• Tightening sequence, refer to => [ Upper Timing Chain Cover Bolt Tightening Sequence ].

9 Gasket

• Replace if damaged.

10 O-ring

• Always replace.

• Lubricate before installing.

11 Alignment Sleeve

• For centering the cover.

12 Lower Timing Chain Cover

• Tightening sequence, refer to => [ Lower Timing Chain Cover Bolt Tightening Sequence ].

• Removing and installing, refer to one of the following:

• Passat and CC, refer to => [ Lower Timing Chain Cover ] Lower Timing Chain Cover.

• GTI and Eos, refer to => [ Lower Timing Chain Cover ] Lower Timing Chain Cover.

• Tiguan, refer to => [ Lower Timing Chain Cover ] Lower Timing Chain Cover.

13 Bolt

• Always replace.

• Observe the tightening sequence => [ Lower Timing Chain Cover Bolt Tightening Sequence ].

14 Shaft Seal

• For the vibration damper.

• Removing and installing, refer to => [ Vibration Damper Shaft Seal ] Service and Repair.

15 Sealing Plug

• Always replace.

Upper Timing Chain Cover Bolt Tightening Sequence





- Tighten the bolts in 2 passes in sequence - 1 through 5 -:

1 - Tighten the bolts by hand

2 - Tighten the bolts to 9 Nm

Lower Timing Chain Cover Bolt Tightening Sequence





- Tighten the bolts in 2 passes in sequence - 1 through 15 -:

1 - Tighten the bolts to 8 Nm

2 - Tighten the bolts an additional 45° (1/8) turn