Input Shaft Seal, Replacing, 0DG: Installing

WARNING: This page is about a different car, the 2023 Audi SQ8, 2023 Audi RS Q8, and 2023 Audi Q8. However, it is still accessible from the selected car via links, so may be relevant.

Install in reverse order of removal.

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

-- Coat outer edge of the seal with gear oil.

-- Push the new shaft seal on the pinion.

Prepare the Seal Installer - Shaft Seal:T10432 as follows:

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-- Remove the thrust washer -1- from the Seal Installer - Rear Crankshaft:T10134 and place it in the Seal Installer - Shaft Seal:T10432 .

Dimension x = 2.5 mm

CAUTION:

Incorrect installation dimension of the shaft seal of assembly without the thrust washer -1-.

Leaking shaft seal

- So that the shaft seal is installed at the correct dimension, a thrust washer with the dimension -x- (2.5 mm) must be inserted.

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

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-- Coat the new O-ring -1- with gear oil and install on the pinion.

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-- Warm the flange/driveshaft -B- with an Inductive Heater:VAS 6414 or a Heating Plate to 120 °C (248 °F).

Fig 1: Locating Mark Position Of Flange/Driveshaft To Pinion

Courtesy of AUDI

CAUTION:

Hot components.

Burning of hands is possible.

- Wear safety gloves.

- If using a Heating Plate the temperature must be observed using a Digital Thermometer:VAS 6519 .

-- Position the flange/driveshaft -B- on the pinion -A- so that the mark -arrow- is in a straight line.

-- Install the flange/driveshaft using the Seal Installer - Hollow Shaft:T10380 until it stops.

Fig 2: Identifying T10380

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-- Position the circlip -arrow-.

Fig 3: Identifying Circlip, Removal/Installation

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-- Fill the gear oil level in the rear final drive and check the level. Refer to GEAR OIL LEVEL, CHECKING, 0DG .

-- Attach the driveshaft to the rear final drive. Refer to Figure.

-- Install the rear section of the exhaust system. Refer to OVERVIEW - MUFFLER - 3.0L , OVERVIEW - MUFFLER - Servicing 3.0L .