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 belt pulleys
2. Ribbed Belt Tensioner
   • To release tension on ribbed belt, pivot using a wrench.
   • Secure using the Locking Pin: T10060A 
   • Removing and Installing. Refer to RIBBED BELT TENSIONER, REMOVING AND INSTALLING .
3. Bolt
   • 8 Nm +45°
   • Replace after removing
4. Bolt
   • Strength grade 8.8: 150 Nm + 90°
   • Strength grade 10.9: 100 Nm + 180°
   • Replace after removing
   • Different versions
   • The bolt strength grade is specified on the bolt head
   • Use the Counterhold - Vibration Damper: T10355  to loosen and tighten
   • Coat the O-ring with engine oil
5. O-Ring
   • Not a replacement part; supplied with the bolt
6. Vibration Damper
   • With the ribbed belt pulley
   • Removing and Installing. Refer to VIBRATION DAMPER, REMOVING AND INSTALLING .
7. 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 .
8. Seal
   • Replace after removing
9. Bolt
   • Replace after removing
   • Tightening Specifications and Sequence. Refer to Fig 3.
10. Bolt
    • Tightening specifications. Refer to OVERVIEW - GENERATOR .
11. Generator
    • Removing and installing. Refer to GENERATOR, REMOVING AND INSTALLING .
12. Alignment Sleeves
    • For the A/C compressor
13. A/C Compressor
    • Do not remove or disconnect the refrigerant lines
    • Removing and Installing. Refer to A/C COMPRESSOR, REMOVING AND INSTALLING ON BRACKET .
14. Bolt
    • Tightening specification. Refer to OVERVIEW - A/C COMPRESSOR .

Ribbed Belt Routing 

Fig 2: Ribbed Belt Routing

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

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

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

-- Tighten the bolts in the steps in the sequence shown: