Audi A4 Owners & Service Manuals

Audi A4: Voltage Regulator, Bosch Generator from 2001, Removing and Installing

Removing

- Remove the generator. Refer to → Electrical Equipment; Rep. Gr.27; Generator; Generator, Removing and Installing.

- Remove the bolt -1- and the nuts -3- and -4-.

- Remove the cover -2- on the rear side of the generator.

A27-0214

- Remove the bolts -arrows-.

- Remove voltage regulator.

A27-0215

Installing

- When installing the voltage regulator, make sure the carbon brushes rest correctly on the slip rings.

Install in reverse order of removal, observing the following:

- Install the generator. Refer to → Electrical Equipment; Rep. Gr.27; Generator; Generator, Removing and Installing.

  • Tightening specification. Refer to → Chapter "Overview - Bosch Generator from 2001".

Overview - Bosch Generator from 2007

  Note

The new generators are installed as a running change.

Overview - Bosch Generator from 2007

1 - Nut

  • 65 Nm

2 - Ribbed Belt Pulley

3 - Generator

4 - Voltage Regulator

  • Removing and installing. Refer to → Chapter "Voltage Regulator, Removing and Installing, Bosch Generator from 2007".
  • Carbon brushes, checking. Refer to → Chapter "Carbon Brushes, Checking, All Bosch Generators from 2001"

5 - Bolt

  • 1.5 Nm

6 - Cover

7 - Bolt

  • 3 Nm

8 - Bolt

  • 2.5 Nm

Voltage Regulator, Removing and Installing, Bosch Generator from 2007

Removing

- Remove the generator. Refer to → Electrical Equipment; Rep. Gr.27; Generator; Generator, Removing and Installing.

- Remove the bolts -arrows-.

- Remove the cover -1- on the rear side of the generator.

A27-10157

- Remove the bolts -arrows-.

- Remove voltage regulator -1-.

A27-10158

Installing

- When installing the voltage regulator, make sure the carbon brushes rest correctly on the slip rings.

Install in reverse order of removal, observing the following:

- Install the generator. Refer to → Electrical Equipment; Rep. Gr.27; Generator; Generator, Removing and Installing.

  • Tightening specification. Refer to → Chapter "Overview - Bosch Generator from 2001".

Carbon Brushes, Checking, All Bosch Generators from 2001

Procedure

- Remove the voltage regulator: to 2007. Refer to → Chapter "Voltage Regulator, Bosch Generator from 2001, Removing and Installing", after 2007 → Chapter "Voltage Regulator, Removing and Installing, Bosch Generator from 2007".

- Check the length -a- of the carbon brushes.

  • Wear limit: -a- = 5 mm.

- Install the voltage regulator: to 2007. Refer to → Chapter "Voltage Regulator, Bosch Generator from 2001, Removing and Installing", after 2007 → Chapter "Voltage Regulator, Removing and Installing, Bosch Generator from 2007".

A27-0216

Overview - Generator, Valeo through MY 2000

Overview - Generator, Valeo through MY 2000

1 - Generator

2 - Voltage Regulator

  • Removing:
    • Remove the nuts -5- and the cover -4-.
    • Remove the bolt -6- and the nuts -7- and remove the voltage regulator.
  • Carbon brushes wear limit: 5 mm

3 - Protective Cap

4 - Cover

5 - Nut

  • 2 Nm

6 - Bolt

  • 2 Nm

7 - Nut

  • 3.5 Nm
  • Quantity: 2

Overview - Valeo Generator from 2001

  Note

The generators were implemented as a running change.

Overview - Valeo Generator from 2001

1 - Generator

2 - Voltage Regulator

  • Removing and installing: to 2007. Refer to → Chapter "Voltage Regulator, Valeo Generator from 2001, Removing and Installing", after 2007 → Chapter "Voltage Regulator, Removing and Installing, Valeo Generator from 2007"
  • Check the carbon brushes: to 2007. Refer to → Chapter "Carbon Brushes, Valeo Generator from 2001, Checking", after 2007 → Chapter "Carbon Brushes, Checking, Valeo Generator from 2007"

3 - Bolt

  • 2 Nm

4 - Cover

5 - Protective Cap

6 - Bolt

  • 2 Nm

    READ NEXT:

     Voltage Regulator, Valeo Generator from 2001, Removing and Installing

    Removing - Remove the generator. Refer to → Electrical Equipment; Rep. Gr.27; Generator; Generator, Removing and Installing. - Press the cover on the rear side of the gene

     Ribbed Belt Pulley without Freewheel, Removing and Installing

    Special tools and workshop equipment required Generator Belt Socket -3310- Inner hex socket 8 mm or TORX T50 Removing - Remove the generator if necessary. Refer to → Electrical Equipm

     Special Tools

    Special tools and workshop equipment required Analog/Digital Multimeter -FLU83III- Puller - Bevel Gear -T10474- Torque Wrench 1332 40-200Nm -VAG1332- Inner Hex Socket 8 mm or TORX T50 B

    SEE MORE:

     General Information

    Vehicles with a High Voltage System (Hybrid Vehicles) Extremely Dangerous Due to High-Voltage The high-voltage system is under high-voltage. Death or serious bodily injury by electric shock. - Individuals with electronic/medical life- and health sustaining machines in or on their person canno

     Repair Information

    Minimum Curing Times for Bonded Windows For safety reasons, use only non-conductive two-part adhesive when installing windshield and rear window with the materials listed below. The vehicle can only be used after the minimum curing time has elapsed. During the minimum curing time, the vehicle mu

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