ATF Level, Checking, Transmission With Combined Oil System

Special tools and workshop equipment required

Pressurized Gearbox Oil Filler Kit:VAS6617

Fig 1: Gearbox Oil Filler Kit VAS6617
Courtesy of AUDI
Used Oil Collection and Extraction Unit:SMN372500

Fig 2: Identifying Used Oil Collection And Extraction Unit
Courtesy of AUDI
Protective Eyewear

NOTE:

The 0D6 transmission is equipped with a combined oil system.

Fig 3: Protective Pipe, Transfer Case And Front Final Drive

Courtesy of AUDI

The oil chambers inside the front final drive -3- and inside the transfer case -1- are consolidated via the protective pipe -2-.

The check and filling specifications must always be followed.

Procedure

Gear oil temperature: approximately 20 °C (68 °F) (room temperature).
The engine must be switched off when working.
Move the vehicle onto a four-column workshop hoist or over a work pit so it is completely level.
The transmission must be still for at least 15 minutes to make sure the oil settles internally.
Transmission in "P".
The parking brake button is pressed to activate the electro-mechanical parking brake.

NOTE:

Pay attention to the general repair information. Refer to GENERAL REPAIR INFORMATION .

Pay attention to clean working conditions for the transmission. Refer to GUIDELINES FOR CLEAN WORKING CONDITIONS .

Follow the disposal requirements.

Replace the ATF drain plug and seal.

Replace the plug for the ATF check and fill hole.

WARNING:

Danger of eye injury.

Wear protective eyewear.

-- Remove the tunnel crossmember. Refer to TUNNEL CROSSMEMBER, REMOVING AND INSTALLING .

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

-- Remove the drain plug -arrow A- from the front final drive.

Fig 4: Identifying Drain Plug From Front Final Drive

Courtesy of AUDI

-- Remove the drain plug -arrow A- from the center differential housing.

Courtesy of AUDI

Specified value: The fluid level is correct, when the front final drive and the rear transfer case if filled up to the lower edge of the filler hole.

If the oil level is not at the lower edge of the oil filler hole:

-- Install the Pressurized Gearbox Oil Filler - Adapter 6:VAS6617/6 with Pressurized Gearbox Oil Filler - Adapter 2:VAS6617/2 in the transfer case inspection hole -arrow A- hand tight and fill until the lower edge of the filling opening with axle oil. Do not close the inspection hole. Transmission fluid. Refer to the appropriate Electronic Parts Information.

Courtesy of AUDI

-- Install the Pressurized Gearbox Oil Filler - Adapter 6:VAS6617/6 with Pressurized Gearbox Oil Filler - Adapter 2:VAS6617/2 in the front final drive inspection hole hand tight and fill until the lower edge of the filling opening with axle oil.

Fig 5: Installing Adapter VAS 6617/6 & Adapter VAS 6617/2 Into Transmission Hand-Tight

Courtesy of AUDI

-- Then fill the front with approximately 1 liter gear oil.

-- Wait the equivalent time, until gear oil flows out of the rear transfer case inspection hole.

-- Immediately after oil flows out, close the rear transfer case inspection hole.

NOTE:

Through overfilling the transmission fluid flows between the inner oil level from the front final drive to the rear transfer case.

-- Remove the Pressurized Gearbox Oil Filler - Adapter 6:VAS6617/6 from the transmission and let any extra gear oil on the front final drive drain out.

-- Tighten both inspection plugs.

-- Install tunnel crossmember. Refer to TUNNEL CROSSMEMBER, REMOVING AND INSTALLING .

Tightening Specifications

Refer to OVERVIEW - FINAL DRIVE
Refer to OVERVIEW - ATF CIRCUIT, DRAIN AND PLUG