Toothed Belt Drive Overview

Toothed Belt Drive Overview






1 Bolt

• 9 Nm

2 Upper Toothed Belt Guard

3 Bolt

• Replace

• 50 Nm plus an additional 180° turn

• Loosen and tighten with retainer (3036)

4 Camshaft Sprocket

• Installation position secured by the woodruff key - 7 -

5 Bolt

• 9 Nm

• Insert with locking compound; Locking compound, refer to the electronic parts catalog ETKA.

6 Rear Toothed Belt Guard

7 Woodruff Key

• Make sure it is secure

8 Nut

• 23 Nm

9 Tensioning Roller

10 Coolant Pump

• Removing and installing, refer to => [ Coolant Pump ] Service and Repair

11 O-ring

• Replace

12 Bolt

• 23 Nm

13 Damper Roller

14 Bolt

• Tightening specifications => [ (Item 1) Bolt ] Coolant Pump and Coolant Thermostat With Housing Overview

15 Bolt

• 33 Nm

16 Damper Roller

17 Sealing Flange

• Removing and Installing, refer to => [ Sealing Flange, Belt Pulley Side ] Service and Repair

18 Diamond Disc

• Between the toothed belt pulley and crankshaft

• Removing and installing

19 Crankshaft Toothed Belt Sprocket

• Removing and installing, refer to => [ Crankshaft Toothed Belt Sprocket, Removing
and Installing ]

• There must be no oil on the contact surface between toothed belt gear, diamond disc and crankshaft

• Only possible to install in one position

20 Bolt

• Replace

• 90 Nm plus an additional 90° turn

• Do not oil

21 Toothed Belt

• Before removing, mark direction of rotation using chalk or felt-tip marker

• Check for wear

• Removing, refer to => [ Toothed Belt ] Toothed Belt

• Installing (adjusting valve timing) => [ Installing (Adjusting
valve timing) ] Toothed Belt

22 Lower Toothed Belt Guard

23 Bolts

• 9 Nm

• Quantity: 7

24 Engine Support

25 Bolt

• Tightening specifications => [ (Item 4) Bolt ] Service and Repair

Crankshaft Toothed Belt Sprocket, Removing and Installing





- Use the counter support (3415) to loosen or tighten the crankshaft toothed belt pulley bolt.

• Contact surface between toothed belt gear, diamond disc and crankshaft must be free of oil.

- Place a new diamond disc between the toothed belt pulley and the crankshaft when installing.