Audi Q5 Owners & Service Manuals

Audi Q5: Input Shaft Seal, Replacing, 0BF

Special tools and workshop equipment required

  • Puller - Multiple Use -VW391-
  • Puller - Unit Injector -T10055-
  • -2-Puller - Unit Injector - Adapter 2 -T10055/2-
  • Two M 8 x 30 Bolts
  • Seal Installer - Hollow Shaft -T10380-
  • Seal Installer - Input Shaft -T40222-
  • Seal Installer - Input Shaft - Guide Sleeve -T40222/1-
  • Sealing Grease -G 052 128 A1-
  • Inductive Heater -VAS6414-

or

  • Commercially Available Hot Plate

and

  • Digital Thermometer -VAS6519-

Removing

  • Rear final drive installed
  • Pay attention to the general repair information. Refer to → Chapter "Repair Information".

- Disconnect the exhaust system at the clamping sleeves -1 and 2-.

- Remove the rear section of the exhaust system. Refer to → Rep. Gr.26; Exhaust Pipes/Mufflers; Overview - Muffler.

  Note

A second technician is needed to help remove the rear section of the exhaust system.

Audi Q5. A26-10899

- Open the gear oil drain plug -2- and allow approximately 300 ml of gear oil to drain out.

- Insert the new drain plug -2- and tighten. Tightening Specification. Refer to -item 17-.

Audi Q5. A39-10492

- Remove the driveshaft from the rear final drive. Refer to → Chapter "Drive Shaft, Removing and Installing from Rear Final Drive".

Audi A8

- Guide the driveshaft between the fuel tank and the subframe downward toward the rear and attach it on the side.

Audi Q5. A39-10085

Audi A4, A5 Coupe/Sportback/Cabrio

- Remove the front crossmember -2-.

- Remove the rear crossmember -3- and the heat shield -1-.

Audi Q5. A66-10497

Audi A6 and A7

- Remove the crossmember -2-. Refer to → Body Exterior; Rep. Gr.66; Underbody Trim Panel; Overview - Underbody Trim Panel.

Audi Q5. A66-10842

Audi A4, A5 Coupe/Sportback/Cabrio, A6, A7

- Remove the bolts -arrows- for the driveshaft intermediate bearing.

- Lower the driveshaft at the intermediate bearing.

- Guide the driveshaft between the fuel tank and the subframe downward and toward the rear while doing this.

- Install the intermediate bearing bolts -arrows- by hand.

- Tie the driveshaft to the side.

Audi Q5. A34-10206

Continuation for all Vehicles

- Remove the High Temperature Grease in the flange/driveshaft.

- Remove the circlip -arrow-.

Audi Q5. A39-10098

- Mark the position of the flange/driveshaft -B- on the pinion -A--arrow-.

  Note

  • This marking -arrow- is needed so the colored dot -C- on the outer flange remains in its original position.
  • This ensures the imbalance in the rear final drive will be as small as possible.

Audi Q5. A39-10253

- Install the Two M8 x 33 bolts-arrow- in the flange.

- Remove the flange/driveshaft with the Puller - Multiple Use -VW391-.

Audi Q5. A39-10099

- Lay a super absorbent cloth -A- under the final drive on the subframe.

Audi Q5. A39-10493

- Knock through the metal ledge of the shaft seal -A-, for example, with a scriber -B- direction of the -arrow-.

Audi Q5. A39-10386

- Then install a bolt -arrow- in this shaft seal opening -A-.

Audi Q5. A39-10387

- Remove the flange/driveshaft seal -A- in the direction of the -arrow-.

-B- bolt

Audi Q5. A39-10388

Installing

Install in reverse order of removal. Note the following:

- Fill the space between the sealing/dust lip halfway with Sealing Grease -G 052 128 A1-.

- Place the new shaft seal -A- on the Seal Installer - Input Shaft - Guide Sleeve -T40222/1-.

  Note

Make sure the shaft seal spring is in its installation position behind the sealing lip.

- Coat outer edge of the seal with gear oil.

- Push the Seal Installer - Input Shaft - Guide Sleeve -T40222/1- and the shaft seal -A- onto the pinion -B-.

Audi Q5. A39-10389

- Install the shaft seal all the way. Be careful not to bend it.

Audi Q5. A39-10390

- Warm the flange/driveshaft -B- with a Inductive Heater -VAS6414- or a Heating Plate to 115 ºC.

  WARNING

  • Wear safety gloves.
  • If using a Heating Plate the temperature must be observed using a Digital Thermometer -VAS6519-.

- Position the flange/driveshaft -B- on the pinion -A- so that the marking -arrow- lines up.

Audi Q5. A39-10253

- Install the flange/driveshaft with the Seal Installer - Hollow Shaft -T10380-.

Audi Q5. A39-10498

Install the circlip -1- as follows:

  • Always replace the circlip -1-.
  • The bevel on the inner diameter of the circlip -arrow A- faces out, toward the driveshaft.
  • The wide tab on the circlip -arrow B- must be on the right side, as illustrated.

- Measure the thickness of the old circlip -1-.

- Install a new circlip -1- having the same thickness as the old one. Refer to the Parts Catalog.

- Install the new circlip -1-.

Audi Q5. A39-10499

  Note

  • A new circlip -arrow- must be selected when replacing the flange/driveshaft.
  • For this, determine and insert the thickest circlip -arrow- that can still be installed in the groove. Refer to the Parts Catalog for the part number.

- Fill the rear final drive gear oil 0BF. Refer to → Chapter "Gear Oil, Filling, 0BF".

- Install the driveshaft on the rear final drive.

Audi A4, A5 Coupe/Sportback/Cabrio, A6, A7

- Attach the driveshaft intermediate bearing to the body free of tension. Tightening specification. Refer to -item 9-.

- Install the heat shield and crossmember. Refer to → Body Exterior; Rep. Gr.66; Underbody Trim Panel; Overview - Underbody Trim Panel.

Continuation for all Vehicles

- Install the rear section of the exhaust system. Refer to → Rep. Gr.26; Exhaust Pipes/Mufflers; Overview - Muffler.

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