Left Flange Shaft, Removing And Installing: Installing

WARNING: This page is about a different car, the 2024 Audi S6. However, it is still accessible from the selected car via links, so may be relevant.

Install in the reverse order of removal while noting the following:

Replace bolts that were tightened with an additional turn after removing them.

-- Always clean the left flange shaft and the torque converter bell housing in the area where the differential is accessed -arrow A- and the seal -arrow B-.

Fig 1: Carefully Set Down Electro-Drive Drive Motor

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If the seal between the differential and transmission housing -arrow B- is damaged replace. Refer to OVERVIEW - FINAL DRIVE .

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

Courtesy of AUDI OF AMERICA, LLC

CAUTION:

There is a risk of damaging the seal between the final drive and the transmission housing from the flange shaft splines.

- Keep the flange shaft centered.

A seal must be replaced if it is damaged.

-- To avoid damaging the seal, support and guide the flange shaft -arrow- when installing through the opening in the transmission.

-- Install the left flange shaft -1- into the transmission in direction of -arrow B-. When doing this, insert the flange shaft centrally into the seal -arrow- on the front differential.

Fig 2: Install Left Flange Shaft Into Transmission When Doing This, Insert Flange Shaft Centrally Into Shaft Seal On Front Differential

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-- Install the ATF cooler. Refer to ATF COOLER, REMOVING AND INSTALLING .

-- Tighten the left flange shaft mounting bracket -arrows-.

Fig 3: Identifying Bolts & Flange Shaft Mounting Bracket

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-- Fill the gear oil in the transmission. Refer to GEAR OIL, DRAINING AND FILLING .