Input shaft seal, replacing

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If ATF flows out at underside of transmission bell housing, input shaft seal and/or ATF breather pipe may be leaking. Before replacing any parts, be sure to find actual cause of malfunction.
Input shaft seal must be replaced if leaking.
ATF breather pipe must be replaced if leaking → ATF breather pipe, removing and installing .

Special tools, testers and auxiliary items required

Fig 1: Seal Remover T40014

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Seal remover T40014

Fig 2: Thrust Piece T40015

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Thrust piece T40015

Work procedure

NOTE:

Observe general repair notes → Repair instructions .
Rules of cleanliness for working on automatic transmissions → Rules for cleanliness when working on transmission .
Transmission removed.

Fig 3: Rotating Seal Ring Extractor T40014 By Hand Into Shaft Seal Until Tool Has Good Hold In Shaft Sea

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Rotate seal ring extractor T40014 by hand into shaft seal until the tool has a good hold in the shaft seal. Then tighten puller with an opened wrench.
You can pull out shaft seal a short distance by screwing in rear bolt of puller.
Re-tighten puller T40014 so that it re-engages securely in the shaft seal and continue tightening shaft seal by installing bolt.
Repeat procedure until shaft seal has been pulled out completely.

Input shaft and flange cover must be installed to install seal.

Fig 4: Sliding Shaft Seal Onto Input Shaft With Open Side Facing Transmission

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Coat new shaft seal - A - with ATF.
Slide shaft seal onto input shaft with open side facing transmission.

NOTE:

Slide shaft seal as far as possible into cover so that it cannot bend when driving in.

Fig 5: Driving In Sealing Ring Until It Stops Using Thrust Piece T40015

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Drive in shaft seal until it stops using thrust piece T40015.
Fill with ATF → ATF, filling for ATF flushing process .
After installing transmission, check ATF level and correct → 37 - AUTOMATIC TRANSMISSION - CONTROLS, HOUSING .