Overview - Toothed Belt, Vehicles With Adjustable Exhaust Camshaft

Fig 1: Exploded View Of Toothed Belt With Components

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

1. Toothed Belt
   • Check for wear
   • Before removing, mark the running direction using chalk or felt-tip pen
   • Adjusting valve timing. Refer to VALVE TIMING, ADJUSTING .
   • Pay attention to the bending radius. Refer to Figure.
   • Removing and installing. Refer to TOOTHED BELT, REMOVING AND INSTALLING .
2. Bolt
   • 25 Nm
3. Tensioning Roller
   • To remove and install, remove the engine support. Refer to ENGINE SUPPORT, REMOVING AND INSTALLING .
4. Bolt
   • 8 Nm + 45°
   • Always replace after removing.
5. Cap
6. Bolt
   • Tightening specification and sequence. Refer to Installing - Pre-Tightening Procedure .
   • Always replace after removing.
7. Exhaust Camshaft Toothed Belt Sprocket
   • With camshaft adjuster
   • Camshaft adjuster, removing and installing. Refer to CAMSHAFT ADJUSTER, REMOVING AND INSTALLING .
8. Guide Sleeve
9. Intake Camshaft Toothed Belt Sprocket
   • With camshaft adjuster
   • Camshaft adjuster, removing and installing. Refer to CAMSHAFT ADJUSTER, REMOVING AND INSTALLING .
10. Bolt
    • Tightening specification and sequence. Refer to Installing - Pre-Tightening Procedure .
    • Always replace after removing.
11. O-Ring
    • Always replace after removing.
12. Plug
    • 20 Nm
    • Always replace after removing.
13. Spacer Sleeve
    • Always replace after removing.
    • With O-ring
    • Included in the delivery package "item 14"
14. Idler Roller
15. Bolt
    • 45 Nm
16. Crankshaft Toothed Belt Sprocket
    • There must be no oil on the contact surface between the toothed belt sprocket and crankshaft
    • Only possible to install in one position

Plug for TDC Hole in Cylinder Block - Tightening Specification 

Fig 2: Bolt for "TDC" Hole In Cylinder Block

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Replace the O-ring if damaged.

Tightening Specifications