Differential: Service and Repair

Front Final Drive Cover O-ring

• Automatic transmission clean working conditions, refer to => [ Clean Working Conditions ] Clean Working Conditions.

• General repair instructions, refer to => [ Repair Information ] 09EA Transmission.

Special tools, testers and auxiliary items required

• Used Oil Collecting and Extracting Device (V.A.G 1782)

Removing

- Place (V.A.G 1782) beneath transmission.

- Remove the right flange shaft. Refer to => [ Right Flange Shaft ] Right Flange Shaft.

- Remove the final drive cover bolts in the sequence opposite the tightening sequence illustrated and remove the cover together with the tapered roller bearing outer race and shim.





• The shim must be the correct size and must not be replaced by a shim with a different thickness.

Installing

- Replace the O-ring - arrow -.





- Insert the differential into the transmission housing.

If the tapered roller bearing outer race and the shim have fallen out of the front final drive cover:

- Lubricate the shim and tapered roller bearing outer race with gear oil and insert them into the front final drive cover as far as the stop.

- Install the front final drive cover.

Tightening sequence:

- Tighten the bolts - 1 - and - 2 - to 3 Nm.





- Tighten bolts - 1 through 11 - in sequence shown to the tightening specification.

- Install the right flange shaft. Refer to => [ Right Flange Shaft ] Right Flange Shaft.

- Axle oil, adding to transmission after repair. Refer to => [ Transmission Fluid, Adding to Transmission after Repair ] Transmission Fluid, Adding to Transmission after Repair.

Tightening Specifications