Balance Shaft Timing Chain Overview

Fig 1: Balance Shaft Timing Chain Component Overview

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

1. Bolt
   • 9 Nm
2. Balance Shaft
   • Replace after removing.
   • Exhaust side
   • Lubricate the bearing with engine oil.
   • Removing and installing, refer to EXHAUST CAMSHAFT BALANCE SHAFT .
3. Balance Shaft Pipe
   • Note the installed position, refer to Fig 2.
4. Chain Tensioner
   • 65 Nm
   • Install using locking fluid.
5. Cylinder Block
6. Balance Shaft
   • Replace after removing.
   • Intake side.
   • Lubricate the bearing with engine oil.
   • Removing and installing, refer to INTAKE CAMSHAFT BALANCE SHAFT .
7. O-ring
   • Always replace.
   • Lubricate with engine oil.
8. Bearing Pin
   • Lubricate with engine oil.
   • Note the installed position, refer to Fig 3.
9. Intermediate Shaft Sprocket
   • For the balance shaft.
   • The intermediate shaft sprocket must be replaced if the bolt is loosened.
10. Bolt
    • 9 Nm
11. Washer
12. Bolt
    • Always replace.
    • The intermediate shaft sprocket must be replaced if the bolt is loosened.
    • Tightening sequence and specification, refer to Fig 4.
13. Guide Rail
    • For the timing chain.
14. Guide Pin
    • 20 Nm
15. Tensioning Rail
    • For the balance shaft timing chain.
16. Guide Pin
    • 20 Nm
17. Balance Shaft Timing Chain
    • Removing and installing, refer to BALANCE SHAFT TIMING CHAIN .
18. Crankshaft Sprocket
    • Note the installed position, refer to Figure.
19. Guide Rail
    • For the balance shaft timing chain.
20. Guide Pin
    • 20 Nm

Fig 2: Identifying Pipe For Balance Shaft - Installation Position

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

• The pin on the balance shaft pipe must fit into the groove -arrow-

Fig 3: Bearing Pins, Installation Position

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Replace and lubricate the O-ring -1-.

• The alignment pin -arrow- on the bearing pin must engage in the hole in the cylinder block.

-- Lubricate the bearing pin

Fig 4: Identifying Intermediate Shaft Sprocket

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Special tools and workshop equipment required 

• Torque Wrench (5-50 Nm) V.A.G 1331

Procedure 

-- Tighten in the bolt in 4 steps as described below:

-- Tighten the bolt to 10 Nm.

-- Turn the sprocket.

• The sprocket cannot have any play. If it does, loosen it and retighten it.

-- Tighten the bolt to 30 Nm.

-- Continue tightening the bolt an additional 90° (1/4) turn.