11 00 598 Removing and installing engine on front axle (S63) with GS7D36SG transmission (M6, Dual-clutch transmission)

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Special tools required:

Necessary preliminary tasks:

Remove FRONT AXLE COMPLETELY WITH ENGINE AND TRANSMISSION .

Screw fixtures (20) onto table lift at a suitable location.

Move screw adapters (30) with plates (80) up against the transmission oil sump (1).

Fig 1: Identifying Fixtures, Screw Adapters, Plates, And Oil Sump

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Release screw (1).

Remove retaining clip (2).

Fig 2: Identifying Retaining Clip And Screw

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Release screw (1).

Loosen the hydraulic lines (2).

Installation note:

Replace sealing rings.

Recycling:

Catch and dispose of escaping oil with auxiliary materials.

Fig 3: Identifying Hydraulic Lines And Screw

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Detach cable clip (1) from gearbox.

Release screw (2).

Remove pulse sensor for crankshaft sensor (3).

Disconnect connector (4).

Tightening torque 13 62 4AZ .

Fig 4: Identifying Crankshaft Pulse Sensor, Cable Clip, Screw, And Connector

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Unclip transmission wiring harness (1) from holder (2).

Release screws (3) and remove protective plate (4).

Release transmission connector.

Fig 5: Identifying Protective Plate, Screws, Transmission Wiring Harness, And Screws

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Unlock central transmission plug (1) by turning and disconnect.
Do not touch pins.
Release cable from brackets.

Operations are described in:

NOTES ON MECHATRONICS

IMPORTANT: Read and comply with important note.

Fig 6: Disconnecting Central Transmission Plug

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Installation note:

Pay attention to the routing and length of the wiring harness.

Insert special tool 24 2 390 in sealing cup (1).

Fig 7: Inserting Special Tool (24 2 390) In Sealing Cup

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Release all screws on transmission.

Tightening torque:

M8x50: 19 Nm
M10: 38 Nm
M12: 66 Nm

Installation note:

Screws have different lengths.

Note installation position.

Fig 8: Identifying Screws On Transmission

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Release screws (1).

Tightening torque:

M8x50: 19 Nm
M10: 38 Nm
M12: 66 Nm

Make sure the rubber seal (2) is fitted correctly when removing and installing the transmission.

Fig 9: Identifying Rubber Seal And Screws

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Slightly raise engine with workshop crane and special tool 11 0 000 .

This simplifies removal and installation of transmission.

Fig 10: Lifting Engine With Workshop Crane And Special Tool (11 0 000)

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Recycling:

Capture emerging transmission oil with a suitable drip tray (1).

Disconnect transmission (2) from engine.

Fig 11: Disconnecting Transmission From Engine

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Unscrew nuts (1).

Raise engine approx. 10 mm with cross member.

Installation note:

Replace self-locking nuts.

Tightening torque 22 11 2AZ .

Fig 12: Identifying Nut

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Lift engine from front axle with workshop crane and special tool 11 0 000 .

Mount engine on ASSEMBLY STAND .

Fig 13: Lifting Engine With Workshop Crane And Special Tool (11 0 000)

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