Front Axle Differential Lock Fluid, Draining And Filling: Notes

Special Tools And Workshop Equipment Required 

• Torque Wrench 1331 5-50 Nm :VAG1331 
• Used Oil Collection and Extraction Unit:SMN372500 
• Flexible Funnel:VAS6675 
• Commercially available hose approximately (1.50 m long) outer circumference approximately 15 mm
• Commercially Available Funnel

Draining Oil 

• Observe the safety information.
• Use a Digital Thermometer:VAS6519  to measure the oil temperature.
• The vehicle must be level.
• Front axle differential lock in installation position.

-- If equipped remove the noise insulation. Refer to OVERVIEW - NOISE INSULATION .

-- Place the :SMN372500  under the final drive.

-- Use the :VAS6675  to drain the oil.

-- Position the Funnel so that the subframe does not come in contact with the oil.

-- Remove the oil drain plug -arrow- from the front axle differential lock.

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Drain the oil completely.

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The illustration shows an example for use.

-- Install the new oil drain plug -arrow- (see previous illustration) and tighten to the tightening specification.

-- Install the noise insulation. Refer to OVERVIEW - NOISE INSULATION .

Tightening Specification 

• Oil drain plug. Refer to OVERVIEW - FRONT AXLE DIFFERENTIAL LOCK COMPONENTS .