Supporting transmission

Support transmission with special tools 23 4 050 and 00 2 030 .

Secure transmission to mounting with tensioning strap (1).

After completion of work, check transmission oil level.

Fig 1: Support Transmission With Special Tools (23 4 050, 00 2 030)

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Unfasten screws (1) and nuts (2).

Remove transmission cross-member.

Tightening torque 24 71 1AZ .

Fig 2: Identifying Transmission Cross-Member Screws And Nuts

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• Remove propeller shaft from transmission.
• Release center bearing.
• Tie propeller shaft to one side.

Tasks are described in Removing PROPELLER SHAFT .

Crank engine at vibration damper in direction of rotation until screw (1) is visible in opening.

Release all bolts of torque converter with special tool 24 1 110 .

Crank engine further and release remaining 5 bolts.

Tightening torque 24 40 1AZ .

Fig 3: Identifying Vibration Damper Screw

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Insert special tool 24 1 370 into recess of transmission housing and secure with screw (1).

Lug (2) must point in opposite direction to direction of travel.

Fig 4: Identifying Transmission Housing Screws, Lug And Special Tool 24 1 370

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• Unlock and disconnect plug (1) by turning.
• Do not touch pins.
• Release cable from retainers.
• Insert special tool 24 2 390 in sealing sleeve.

Operations are described in

NOTES ON MECHATRONICS 

Fig 5: Disconnecting Plug

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Release screws.

Installation: 

Observe screw fastening sequence  without fail.

Tightening torque, steel screws 24 00 1AZ .

Aluminum screws must  be replaced.

Tightening torque and angle of rotation, aluminum screws/bolts 24 00 2AZ .

Fig 6: Transmission Housing Bolts Tightening/Loosening Sequence

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Installation: 

Tighten down screws/bolts to specified torque.

Special angle-of-rotation tool 00 9 120 with magnet 00 9 130

to underbody and screw down blue aluminum screws/bolts in accordance with angle of rotation.

Angle of rotation 24 00 2AZ .

Fig 7: Identifying Special Tool (00 9 120) And Magnet (00 9 130)

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Installation: 

Bore (1) in driving disc must be accessible from opening on engine oil sump.

Fig 8: Identifying Bore In Driving Disc

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Check that dowel sleeves are correctly seated.

Replace damaged dowel sleeves.

Fig 9: Identifying Dowel Sleeves

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Installation: 

Rotate torque converter until bore in torque converter is flush with bore in driving disk.

Flange automatic transmission to engine.