Procedures

Haldex Clutch Oil Level, Checking or Filling

The high performance gear oil for Haldex coupling (052 175 A1) is available as a replacement part. Refer to the Parts Catalog.

Special tools, testers and auxiliary items required

• Torque Wrench (5-50 Nm) (V.A.G 1331)

• Vehicle Diagnosis, Testing, and Information System (VAS 5051)

• Diagnostic Cable, 3 m with Power Supply (VAS 5051/1)

• or Diagnostic Cable, 5 m without Power Supply (VAS 5051/3)

• Charging Device F/Haldex 2 Coup. (VAS 6291)

Prerequisites:

• The oil temperature must be between 20 and 40 °C (68 and 104 °F).

• The vehicle must be horizontal.

• The oil temperature can be reached by driving the vehicle for awhile.

- Connect the vehicle diagnostic tester.

- Select "Suspension" in the display.

- Select "AWD with Haldex clutch" in the display.

- Select "01 - OBD-capable system" in the display.

- Select "AWD Haldex" in the display.

- Select "electrical components" in the display.

- Select "oil temperature" in the display.

Checking

- Remove the oil filler plug - arrow -. (Shown with rear final drive removed for the sake of clarity).






The oil level is correct if the Haldex clutch is filled to the lower edge of the oil filler hole or up to 3 mm below the oil filler hole.

- Install the plug - arrow - and tighten to 15 Nm.

Filling

Requirement:

• The vehicle must be horizontal.

The high performance gear oil for Haldex coupling is available as a replacement part. Refer to the Parts Catalog.

- Lift the vehicle.

- Place the drip tray (VAS 6208) under final drive.

- Remove the oil filler plug - arrow -. (Shown with the rear final drive removed for the sake of clarity).






- Install the adapter - A - until seated.






- Lock the elbow - B - onto the adapter - A -.

- Add enough oil using the charging device F/Haldex 2 coup. (VAS 6291) until it runs out between the filler tool adapter and the transmission housing.

- Remove the filler tool and adapter; a little oil left over will run out.

The oil level is correct when the Haldex clutch is filled up to the lower edge of the oil fill hole.

- Install the plug - arrow - and tighten it to 15 Nm.






- Finally, recheck the oil level in the Haldex clutch.