Audi A6 Typ 4G: Transmission Control

Component Location Overview - Transmission Control

Diagnostic Connection

Installed location: the diagnostic connection for the Vehicle Diagnostic Tester in inside the footwell on the driver side.

All Wheel Drive Control Module -J492- in the A4 Sedan, A5 Coupe and the A5 Cabriolet

Component location: The All Wheel Drive Control Module -J492--A- is located in the spare wheel well in front of the battery.

All Wheel Drive Control Module -J492- in the A4 Avant

Component location: The All Wheel Drive Control Module -J492--1- is in the luggage compartment on the right in front of the spare wheel well.

All Wheel Drive Control Module -J492- in the A5 Sportback

Installed location: The All Wheel Drive Control Module -J492--1- is in the rear right wheel housing under the luggage compartment side trim. Refer to → Body Interior; Rep. Gr.70; Luggage Compartment Trim.

All Wheel Drive Control Module -J492- in the Audi A6/A7

Component location: The All Wheel Drive Control Module -J492--A- is located on the right in the spare wheel well.

All Wheel Drive Control Module -J492- in the A8

Component location: The All Wheel Drive Control Module -J492--1- is located on the left in the spare wheel well.

All Wheel Drive Control Module -J492-, Removing and Installing

  Note

• All Wheel Drive Control Module -J492- component location. Refer to → Chapter "Component Location Overview - Transmission Control".
• Removing and installing is on the A4 Sedan.

• The ignition is off.

- Remove the luggage compartment floor covering.

- Remove the covering and the vehicle tools mount.

- Remove the All Wheel Drive Control Module -J492--A- from the bracket -C-.

- Disconnect the connector -B- from the All Wheel Drive Control Module -J492-.

- Install the All Wheel Drive Control Module -J492- in reverse order of removal.

• If the All Wheel Drive Control Module -J492- was replaced then additional work is necessary. Refer to → Chapter "All Wheel Drive Control Module -J492-, Additional Work after Replacing".

All Wheel Drive Control Module -J492-, Additional Work after Replacing

  Note

Only perform the additional work only if the All Wheel Drive Control Module -J492- was replaced.

- Connect the Vehicle Diagnostic Tester and turn on the ignition.

- Select the function 22 - All Wheel Drive (AWD) Electronics in the vehicle diagnostic tester under Guided Functions in the directory 22- Replacing Control Module.

• Follow all the instructions given by the Vehicle Diagnostic Tester exactly.

With the vehicle diagnostic tester the installed rear final drive is "adapted" on the All Wheel Drive Control Module -J492-.

  Note

A system check will take place when the 22 - Control Module, Replacing function is complete. If malfunctions appear, then use "Guided Fault Finding" to correct them.

Special Tools

Special tools and workshop equipment required

• Puller -VW391-
• Slide Hammer-Complete Set -VW771-
• Additional Part for VW771 -VW771/37-
• Thrust Piece -T40112-
• Retainer -3028-
• Seal Driver-Frt Wheel Bearing -3143-
• Puller -T10037-

• Tensioning Strap -T10038-

• Puller -T10055-

• Wheel Hub Support -T10149-

• Hex Ball Socket -T10058-

• Counterhold Tool Touareg V10 -T10172-
• Adapter -T10172/5- (M8 Bolts)
• Adapter -T10172/6- (M10 Bolts)

• Adapter -T10235-

• Socket 4 mm -T10370-

• Thrust Piece -T10380-

• Thrust Piece -T40108-

• Thrust Piece -T40109-

• Thrust Piece -T40110-

• Thrust Piece -T40111-

• Socket XZN 12 -T40154-

• Socket 27 mm -T40218-

• Assembly Tool -T40222-
• Assembly Tool -T40222/1-

• Assembly Tool -T40247-
• Guide Sleeve -T40247/1-

• Flanging Tool -T40261-

• Hose Clamp Pliers -VAG1275-

• Engine-Transmission Jack -VAG1383 A- with Universal Transmission Support -VAG359/2-.

• Friction Gauge -VAS6222-

• Charging Device for Haldex Coupling 2 -VAS6291- or Charging Device for Haldex Coupling 2 -VAS6291A-

• Inductive Heater -VAS6414-

• Needle Bearing Drift -VW295-

• Needle Bearing Drift -VW295A-

• Thrust Plate -VW401-

• Thrust Plate -VW402-

• Punch -VW407-

• Punch -VW408A-

• Punch -VW412-

• Thrust Pad 16.5/28 mm Diameter -VW431-

• Support Channels -VW457-

• Slide Hammer-Complete Set -VW771-

• Transmission Support -VW785/1B-

• -3-Separating Tool 22 to 75 mm, for example, Kukko Separating Tool 12-75 mm -17/1-
• -3-Kukko Separating Tool 22-115 mm, for example, Kukko Separating Tool 22-115 mm -17/2-

• -1-2-Arm Puller Kukko -20/10-

• Sleeve -32 - 119-

• Sleeve -40 - 20-

• Sleeve -40 - 21-

• Seal Press Sleeve -2003/1- from the Seal Installer -2003-

• Thrust Pad -3062-

• Alignment Fixture-4W Dr. Shaft -3139-

• Press Support-R and R Ball Joints -3146-

• Press Tube -3345-
• Not illustrated:
• Thrust Piece -T40221-
• Oil Filling Adapter -VAS6291/2- or Oil Filling Adapter -VAS6291/3-

Revision History

DRUCK NUMBER: A005A502721

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