Audi A4 Owners & Service Manuals

Audi A4: Transmission Fluid Circuit

Overview - Transmission Fluid Circuit

Overview - Transmission Fluid Circuit

1 - Plug/Plugs

  • For the ATF check and fill hole -item 1- → Item

2 - Plug

  • 35 Nm
  • Replace after removing
  • For the transmission fluid inspection and fill hole

3 - Transmission Fluid Pump (MTF Pump)

  • With seal welded on
  • Must be removed for draining the transmission fluid (MTF).
  • Replace the transmission fluid pump if the seal is damaged.
  • Removing and installing. Refer to → Chapter "Transmission Fluid Pump, Removing and Installing".

4 - Bolt

  • 3 Nm +90º
  • Replace after removing

5 - Plug/Plugs

  • For the ATF -item 5-

Transmission Fluid Pump, Removing and Installing

Special tools and workshop equipment required

  • Used Oil Collection and Extraction Unit -SMN372500-
  • Protective Eyewear

Removing

  Note

  • General repair instructions. Refer to → Chapter "Repair Information".
  • Guidelines for clean working conditions. Refer to → Chapter "Guidelines for Clean Working Conditions".
  • Move vehicle onto a four-pillar workshop hoist or over a work pit so that it is absolutely horizontal for the refilling.

- Remove the rear noise insulation. Refer to → Body Exterior; Rep. Gr.66; Noise Insulation; Noise Insulation, Removing and Installing.

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

  WARNING

Danger of eye injury.

Wear protective eyewear.

  Caution

Risk of electrical corrosion.

  • There must not be any transmission fluid (MTF) in the connector area.
  • Disconnect the connector -2- only after the transmission fluid drains.

  Note

When removing the oil pump, the transmission drains abruptly.

- Remove the bolts -arrows- and then remove the oil pump -1-.

- After draining the transmission fluid, disconnect the connector -2-.

A34-11303

  Caution

Risk of damaging the transmission.

Without any or with too little transmission fluid inside the transmission:

  • Do not start the engine.
  • Do not tow the vehicle.

Installing

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

  Note

  • Worn out manual transmission fluid (MTF) can stain the transmission fluid filter housing.
  • Clean debris off sealing surfaces.

- Fill the transmission fluid (MTF). Refer to → Chapter "Transmission Fluid, Draining and Filling".

Tightening Specifications

  • Refer to → Chapter "Overview - Transmission Fluid Circuit"
  • Refer to → Body Exterior; Rep. Gr.66; Noise Insulation; Overview - Noise Insulation.

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