ATF Level, Checking, Transmission With Combined Oil System

Special tools and workshop equipment required

Used Oil Collection and Extraction Unit:SMN372500
Pressurized Gearbox Oil Filler Kit:VAS6617
Protective eyewear

Procedure

Gear oil temperature: approximately 20 °C (68 °F) (room temperature).
Move the vehicle onto a 4-column shop hoist or over a work pit so it is completely level.
Transmission is in "P".
The parking brake button should be activated to close the electro-mechanical parking brake.
The transmission must be still for at least 15 minutes to make sure the oil settles internally.

NOTE:

Refer to GENERAL REPAIR INFORMATION .

Refer to CLEAN WORKING CONDITIONS .

Always maintain the specified transmission fluid level. The transmission is very sensitive to overfilling.

Replace the plug for the ATF check and fill hole.

-- Remove the rear noise insulation -2-. Refer to Noise Insulation, Removing and Installing .

Fig 1: Identifying Front Noise Insulation

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-- Remove the rear part of the right front wheel housing liner. Refer to WHEEL HOUSING LINER .

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

Fig 2: Identifying Drain Plug From Front Final Drive

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WARNING:

Danger of eye injury.

Wear protective eyewear.

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

Specified value: The oil level is correct when the front final drive is filled to the lower edge of the filler opening.

-- Let any excess oil drain.

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

Fig 3: Drain Gear Oil From Transfer Case

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WARNING:

Danger of eye injury.

Wear protective eyewear.

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

Specified value: The oil level is correct when the transfer case is filled to the lower edge of the filler opening.

-- Let any excess oil drain.

If the level does not reach the bottom of the oil fill hole in the front final drive:

Fig 4: Installing Adapter VAS 6617/6 & Adapter VAS 6617/2 Into Transmission Hand-Tight

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-- Install the Pressurized Gearbox Oil Filler - Adapter 6:VAS6617/6 with the Pressurized Gearbox Oil Filler - Adapter 2:VAS6617/2 in the inspection and fill hole in the front final drive.

-- Connect the Pressurized Gearbox Oil Filler Kit:VAS6617 and fill the front final drive with gear oil.

Transmission fluid. Refer to the Parts Information.

If the level in the transfer case does not reach the bottom of the oil fill hole:

Fig 5: Installing Adapter VAS 6617/6 & Adapter VAS 6617/2 In Inspection & Fill Hole In Transfer Case

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-- Install the Pressurized Gearbox Oil Filler - Adapter 6:VAS6617/6 with the Pressurized Gearbox Oil Filler - Adapter 2:VAS6617/2 in the inspection and fill hole in the transfer case hand-tight.

-- Connect the Pressurized Gearbox Oil Filler Kit:VAS6617 and fill the transfer case with gear oil.

Transmission fluid. Refer to the Parts Information.

-- Wait five minutes.

NOTE:

The inside of the transfer case is divided into several oil chambers. The chambers must be filled equally.

A waiting time of at least 5 minutes is required so that the internal oil level between the center differential and oil fill space can equalize.

-- Tighten the new drain plug -arrow A- on the final drive.

Fig 6: Identifying Drain Plug From Front Final Drive

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-- Tighten the new drain plug -arrow A- for the center differential housing.

Fig 7: Drain Gear Oil From Transfer Case

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