Volkswagen Jetta / Bora: Electrical System Manual - part 29

– Remove securing bolts of tensioning element -arrows-.
– Take tensioning element together with lifting eye -1- out of the

vehicle.

– Remove alternator securing bolts -arrows-.

– Unscrew wiring bracket -arrow- from alternator.
– Take alternator out of the vehicle.
Installing:
Installation is carried out in the reverse order. When installing,

note the following:

Jetta 2005 ➤ , Bora 2006 ➤

9. Alternator    

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approx. 4 mm in -direction of arrow-.

– Position wiring bracket -arrow- on rear of generator at 12

o'clock.

– Tighten threaded connections to specified torque settings

⇒ page 145

 .

Caution

♦ When reinstalling used ribbed belts (poly V-belts) observe

the direction of rotation marked on removal!

♦ Ensure, before installing ribbed belt, that all ancillaries (al‐

ternator, air conditioner compressor) are secured tightly.

♦ Ensure ribbed belt (poly V-belt) is seated correctly in belt

pulley when installing.

– Tighten threaded connections to specified torque settings

⇒ page 145

 .

Caution

Observe  instructions  on  connecting  battery  terminals

⇒ page 4

 .

– Connect the battery 

⇒ page 29

 .

– Start the engine and check belt running.
– Switch off the engine.

9.6.3

Ribbed belt routing, 2,0 l FSI engine

Models without air conditioning system:
1 - Tensioning roller
2 - Ribbed belt pulley - Alternator
3 - Poly V-belt
4 - Ribbed belt pulley - Crankshaft

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9.7

Alternator, 2.0 l FSI turbo engine

9.7.1

Assembly overview

1 - Hexagon head collared

bolts

❑ M8x45
❑ 23 Nm

2 - Hexagon head collared

bolts

❑ M8x90
❑ 23 Nm

3 - Compact bracket

❑ For alternator and air

conditioner compressor

❑ Tightening sequence

⇒ page 146

4 - Hexagon head collared

bolts

❑ M10x45
❑ 45 Nm

5 - Protective cap
6 - Hexagon head collared nut

❑ M8

7 - Cross-head screw

❑ M5x21
❑ 4.5 Nm

8 - Hexagon nut, flat

❑ M8

9 - Plain washer

❑ M5

10 - Phillips screws

❑ M4x19
❑ 2 Nm

11 - Cross-head screw

❑ M4x13
❑ 2 Nm

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9. Alternator    

115

❑ Removing and installing voltage regulator 

⇒ page 142

13 - Alternator

❑ Removing and installing alternator 

⇒ page 116

14 - Poly V-belt

❑ Checking 

⇒ page 98

 .

15 - Tensioning element for poly V-belt

9.7.2

Removing and installing alternator, 2.0 l

turbo FSI engine

Caution

Disconnecting and connecting the battery as described in the

Workshop Manual 

⇒ page 29

 .

Special tools and workshop

equipment required
♦ Torque wrench -V.A.G

1331-

♦ Locking pin -T10060- or 

locking pin -T10060 A-

♦ Spring-type clip pliers -VAS

5024 A-

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