Audi A4 Owners & Service Manuals

Audi A4: Transmission Fluid Pan, Removing and Installing

Special tools and workshop equipment required

  • Engine Bung Set -VAS6122-
  • Used Oil Collection and Extraction Unit -SMN372500-

Removing

  Note

  • General repair instructions. Refer to → Chapter "Repair Information".
  • Guidelines for clean working conditions when working on the dual-clutch transmission. Refer to → Chapter "Rules for Cleanliness When Working on DSG Transmission".

  WARNING

The system is under pressure.

  • Deactivate the ATF pump and drain the hydraulic pressure reservoir before removing the transmission fluid pan!
  • Refer to → Chapter "ATF Pump, Deactivating and Draining the Hydraulic Pump Reservoir".

  Caution

Risk of damaging the transmission.

Do not run engine or tow vehicle when the transmission fluid pan is removed or without transmission fluid.

- Remove the subframe crossbrace. Refer to → Suspension, Wheels, Steering; Rep. Gr.40; Subframe; Subframe Crossbrace, Removing and Installing.

- Using the Vehicle Diagnostic Tester in the Transmission Control Module -J217- empty the ATF pressure reservoir and disable the Transmission Fluid Auxiliary Hydraulic Pump -V552-. Refer to → Chapter "ATF Pump, Deactivating and Draining the Hydraulic Pump Reservoir".

- Drain the ATF. Refer to → 7-Speed Dual Clutch Transmission 0CK; Rep. Gr.34; ATF; ATF, Draining and Filling.

- Remove the bolts -arrows-.

  Note

The coolant hose -2- stays connected to the ATF cooler.

A19-11949

- Remove the bolts -arrows- and remove the protective plate -1-.

A34-11301

- Place the Used Oil Collection and Extraction Unit -SMN372500- underneath.

- Only loosen bolts -2- and remove the bolts -1 and 3-.

A34-11300

- Remove the ATF cooler -2- from the transmission fluid pan and hang it to the side. Make sure that the ATF line -1- stays installed in the transmission fluid pan while doing this.

- Remove the ATF line -1- from the transmission fluid pan.

- Seal the open lines and connections with clean plugs from the Engine Bung Set -VAS6122-.

A34-11306

- Remove the bolts in the sequence -25 to 1- and remove the transmission fluid pan.

A34-11313

Installing

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

  Note

Replace the seal and the ATF line.

  Note

  • For vehicles with an aluminum oil pan a plastic oil pan is available as a replacement part.
  • During the conversion both the centering pins -arrow- must be removed from the transmission housing.
  • At the same time pay attention that the sealing surface is not damaged.

- Install the ATF cooler. Refer to → 7-Speed Dual Clutch Transmission 0CK; Rep. Gr.34; ATF Circuit; ATF Cooler, Removing and Installing.

- Fill the ATF. Refer to → 7-Speed Dual Clutch Transmission 0CK; Rep. Gr.34; ATF; ATF, Draining and Filling.

A34-11548

Tightening Specifications

  • Refer to → Fig. "Transmission Fluid Pan - Tightening Specification and Sequence"
  • Subframe crossbrace. Refer to → Suspension, Wheels, Steering; Rep. Gr.40; Subframe; Subframe Crossbrace, Removing and Installing.

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