All-Wheel Drive Clutch Oil, Draining And Filling: Notes

Special tools and workshop equipment required 

• Used Oil Collection and Extraction Unit:SMN372500 
  Fig 1: Identifying Used Oil Collection And Extraction Unit

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• Pressurized Gearbox Oil Filler Kit:VAS 6617 
  Fig 2: Gearbox Oil Filler Kit VAS6617

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• Pressurized Gearbox Oil Filler - Adapter:VAS 6617/11 
• Vehicle Diagnostic Tester

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• Protective Eyewear

ATF, Draining

• The vehicle must be level
• ATF specification. Refer to the Parts Information.
• When ATF is replaced, the >>oil age adaptation values<< in the All-Wheel Drive Control Module -J492- must always be reset to new ATF. Refer to »Oil Age Adaptation Values«, Resetting: .

-- Remove the rear noise insulation. Refer to the appropriate service information .

Vehicles with vibration damper:

-- Remove the bolts -B arrows- and the heat shield -2-.

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-- Remove the bolts -A arrows- and push the vibration damper rearward over the driveshaft.

All Vehicles:

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

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-- Remove the ATF drain plug -2- and let the ATF drain out.

ATF, Filling

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• So that the ATF flows into all of the spaces in the all-wheel drive clutch when adding oil, the ATF drain plug -2- must be unscrewed approximately five turns -a-.
• Dimension -a- is approximately 5 mm or five turns.

-- Screw on the ATF drain plug -2- all the way and then unscrew again five turns.

-- Remove the ATF fill plug -1-.

-- Add ATF slowly using the Pressurized Gearbox Oil Filler Kit:VAS 6617  and Pressurized Gearbox Oil Filler Kit - Adapter:VAS 6617/11  .

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• The ATF level is correct when the all-wheel drive clutch is filled up to the lower edge of the oil fill hole.

-- Tighten the ATF fill plug -1- and the ATF drain plug -2-.

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Tightening Specifications

• Refer to COMPONENT LOCATION OVERVIEW - DRAIN AND CHECK PLUGS 

Vehicles with vibration damper:

-- Tighten the vibration damper -1- with bolts -A arrows-.

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-- Tighten the heat shield -2- with bolts -B arrows-.

• Tightening specifications. Refer to OVERVIEW - ALL-WHEEL DRIVE CLUTCH .

All Vehicles:

-- Install the rear noise insulation. Refer to the appropriate service information .

• After ATF is replaced, the >>oil age adaptation values<< in the All-Wheel Drive Control Module -J492- must be reset to new ATF as follows.