Input Shaft Seal, Replacing

WARNING: This page is about a different car, the 2015 Audi Q7, 2014 Audi Q7, 2013 Audi Q7, 2012 Audi Q7, and 2011 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required

Puller - Unit InjectorT10055
Seal Installer - Output Shaft Oil SealT10180
Seal Installer - Output Shaft Oil SealT10186
Sheet metal screw

Procedure

Fig 1: Identifying Output Shaft Seal, Removal

Courtesy of AUDI OF AMERICA, LLC

-- Remove the transfer case. Refer to TRANSFER CASE OVERVIEW .

-- To remove the shaft seal, install a 4 mm sheet metal screw into the shaft seal -arrow-.

Install sheet metal screw in so that it jams between seal and metal ring.
Be careful not to install the screw too deep otherwise the bearing underneath will get damaged.

-- Remove the shaft seal using the Puller - Unit InjectorT10055.

-- Coat the sealing lips -arrow- on the new shaft seal with ATF.

Fig 2: Identifying Oil Seal

Courtesy of AUDI OF AMERICA, LLC

-- First, place the Seal Installer - Output Shaft Oil SealT10186 on the input shaft so that the shaft seal is not damaged when installed.

Fig 3: Identifying Output Shaft Seal, Installation

Courtesy of AUDI OF AMERICA, LLC

-- Drive the new shaft seal on as far as the stop using the Seal Installer - Output Shaft Oil SealT10180. Do not tilt shaft seal when doing so.

-- Install the transfer case. Refer to TRANSFER CASE OVERVIEW .

-- Checking and filling. Refer to ATF LEVEL, CHECKING AND FILLING .