Overview - Cylinder Block, Belt Pulley Side

Fig 1: Exploded View Of Cylinder Block, Belt Pulley Side

Courtesy of AUDI OF AMERICA, LLC

1. Ribbed Belt
   • Check for wear
   • Do not kink
   • Ribbed belt routing. Refer to Fig 2.
   • Before removing, mark the running direction using chalk or a felt-tip pen.
   • Removing and Installing. Refer to RIBBED BELT, REMOVING AND INSTALLING .
   • When installing, make sure it is seated correctly on the ribbed belt pulleys
2. Bolt
   • 20 Nm +90°
   • Replace after removing
3. Bolt
   • 100 Nm +180°
   • Replace after removing
4. O-Ring
   • Included in a delivery package -Item 3-  OVERVIEW - CYLINDER BLOCK, BELT PULLEY SIDE => List Item:Bolt; cannot be delivered separately
5. Vibration Damper
   • With the ribbed belt pulley
   • Removing and Installing. Refer to VIBRATION DAMPER, REMOVING AND INSTALLING .
6. Sub-Assembly Bracket
   • With oil filter housing and engine oil cooler
   • Removing and installing the sub-assembly bracket. Refer to SUB-ASSEMBLY BRACKET, REMOVING AND INSTALLING .
   • Removing and installing the engine oil cooler. Refer to ENGINE OIL COOLER, REMOVING AND INSTALLING .
7. Seal
   • Replace after removing
8. O-Ring
   • Replace after removing
   • Coat with coolant
9. Connection
10. O-Ring
    • Replace after removing
    • Coat with coolant
11. Bolt
    • Replace after removing
    • Tightening Specifications and Sequence. Refer to Fig 3.
12. Generator
    • Overview. Refer to OVERVIEW - GENERATOR .
13. Bolt
    • Tightening specification. Refer to OVERVIEW - GENERATOR .
14. A/C Compressor
    • Removing and Installing. Refer to A/C COMPRESSOR, REMOVING AND INSTALLING FROM BRACKET, VEHICLES WITHOUT HIGH-VOLTAGE SYSTEM .
15. Bolt
    • Tightening specification. Refer to OVERVIEW - A/C COMPRESSOR .
16. Alignment Sleeves
17. Tensioner
    • For the ribbed belt
    • Removing and Installing. Refer to RIBBED BELT TENSIONER, REMOVING AND INSTALLING .

Ribbed Belt Routing

Fig 2: Ribbed Belt Routing - Generator

Courtesy of AUDI OF AMERICA, LLC

1. Vibration Damper
2. Ribbed Belt Tensioner
3. Generator
4. A/C Compressor

Sub-Assembly Bracket - Tightening Specifications and Sequence

Fig 3: Sub-Assembly Bracket - Tightening Sequence

Courtesy of AUDI OF AMERICA, LLC

• Replace bolts that were tightened with an additional turn after removing them.

-- Mount the sub-assembly bracket and then install the bolts -4- first.

-- Tighten the bolts -1 to 5- in stages in the sequence shown.