Selector Shaft Seal, Replacing

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Special tools and workshop equipment required

Press Piece - 31.5mm VW418 A
Puller - Selector Shaft T40188

Procedure

Fig 1: Connecting Lever For Transmission Shift Lever

Courtesy of AUDI OF AMERICA, LLC

The transmission is removed and mounted horizontally to the engine/transmission holder. Refer to SECURING ON ENGINE AND TRANSMISSION HOLDER .

-- Mark the installation position of the selector shaft lever -A- on the selector shaft with a water-proof marker.

NOTE:

This prevents an incorrect installation.

-- Remove the bolt -B- and the gearshift lever -A- upward.

Fig 2: Identifying Axial Sealing Elements -A- And -B-

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CAUTION:

Danger of damaging the selector shaft, illustrated here from behind with the hydraulic control unit removed.

The selector shaft must not be pushed into or pulled out of the transmission.
The shifting cam -1- on the selector shaft will break off if the selector shaft is forced up or down.
The transmission must be replaced if the shifting cam is damaged.

-- Attach the Puller - Selector Shaft - Nut T40188/1 on the Puller - Selector Shaft T40188/2.

Fig 3: Mounting Puller T40188/2 Over Selector Shaft

Courtesy of AUDI OF AMERICA, LLC

-- Push the Puller - Selector Shaft T40188/2 over the gearshift shaft.

-- Push the Puller - Selector Shaft T40188/2 at the same time into the sealing ring -A- -arrow 1- and install it -arrow 2-.

NOTE:

In order to be able to exert stronger force in direction -arrow 1-, the Puller - Selector Shaft - Nut T40188/1 was mounted on the Puller - Selector Shaft T40188/2.

The Puller - Selector Shaft T40188/2 cuts into the sealing ring -A-.

The transmission sealing surface and selector shaft must not be damaged.

The Puller - Selector Shaft T40188/2 must fit securely in the sealing ring; insert the Puller - Selector Shaft T40188/2 and turn it again if necessary.

-- Mount the Puller - Selector Shaft T40188 and align it with the side threaded feet.

Fig 4: Mount T40188 And Align It With Side Threaded Feet

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The Puller - Selector Shaft T40188 must be aligned so that the Puller - Selector Shaft - Nut T40188/1 can be flat.
It is necessary to maintain the 8 mm distance -X- between the lower edge of the traverse and the Puller - Selector Shaft T40188/2. Place a washer as a spacer between the transmission and the threaded feet.

NOTE:

The space is necessary so that the sealing ring can be pulled up over the traverse. The Puller - Selector Shaft T40188/2 will get damaged if it contact the traverse before the sealing ring is completely removed.

-- Install the Puller - Selector Shaft - Nut T40188/1 and remove the selector shaft sealing ring -A-.

-- Clean the opening the remove any metal particles with a vacuum.

-- Coat the outer diameter and the sealing lip of the new sealing ring with Automatic Transmission Fluid (ATF).

Fig 5: Driving In Shaft Seal Until It Stops Using VW418A

Courtesy of AUDI OF AMERICA, LLC

-- Slide on new shaft seal over selector shaft and press in.

-- Drive in the shaft seal using the Press Piece - 31.5mm VW418 A until stop.

-- Connect lever for transmission shift lever -A- according to the marking to the selector shaft and tighten bolt -B-.

Fig 6: Connecting Lever For Transmission Shift Lever

Courtesy of AUDI OF AMERICA, LLC

Bolt tightening specification. Refer to OVERVIEW - FINAL DRIVE .