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

• Replace if damaged.

• Lubricate before installing.

7 Bolt

• Tightening sequence and specification; refer to => [ Upper Timing Chain Cover Bolt Tightening Sequence and Specification ].

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 and Specification ].

9 Gasket

• Replace if damaged.

10 O-ring

• Always replace.

• Lubricate before installing.

11 Alignment Pins

• For centering the cover.

12 Lower Timing Chain Cover

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

• Jetta/GLI for MY 08 through 10, Jetta SportWagen (US)/Jetta Wagon (Canada) for MY 09. Refer to => [ Lower Timing Chain Cover ] Lower Timing Chain Cover.

• GLI from MY 12. Refer to => [ Lower Timing Chain Cover ] Lower Timing Chain Cover.

13 Bolt

• Always replace.

• Tightening sequence and specification; refer to => [ Lower Timing Chain Cover Bolt Tightening Sequence and Specification ].

14 Seal

• For the vibration damper.

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

15 Plug

• Always replace.

Upper Timing Chain Cover Bolt Tightening Sequence and Specification





Special tools, testers and auxiliary items required

• Torque Wrench (V.A.G 1783)

• Open End Spanner Inert AF 10 (V.A.G 1783/1)

Procedure

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

- Tighten the bolts by hand.

- Tighten the bolts to 9 Nm.

Lower Timing Chain Cover Bolt Tightening Sequence and Specification





Special tools, testers and auxiliary items required

• Torque Wrench (5-50 Nm) (V.A.G 1331)

Procedure

- Tighten the bolts in 3 passes in sequence - 1 through 15 - as follows:

1. Tighten the bolts hand tight.

2. Tighten the bolts to 8 Nm.

3. Tighten the bolts an additional 45° (1/8) turn.