Removing automatic transmission (all-wheel drive vehicle) (GA8HP75Z)

Preliminary work

Disconnect all battery GROUND LEADS .
Remove rear UNDERBODY PROTECTION .
Remove the transmission side UNDERBODY PLANKING
Remove the front UNDERBODY PROTECTION/FRONT THRUST FIELD .
Remove the STIFFENING PLATE .
Remove the tunnel connecting SUPPORT .
If installed: remove the right and left TORSION STRUT where required.
Remove the HEAT SHIELDS .
Remove the RETAINING PLATES
Partially loosen the PROP SHAFT
Release the front axle transmission front PROP SHAFT .

CAUTION: Materials harmful to health.
Contact with fluids harmful to health

Note and follow safety instructions on containers.
Conduct all work in appropriate personal protective equipment only.

NOTE: RISK OF DAMAGE
Damage to the engine block.
Serious damage to the engine block and transmission due to damaged and corroded screws.

It is imperative that protruding threads of the transmission bolts are checked for corrosion and damage prior to removal.
It is imperative that all rust is removed from corroded threads and that they are cleaned prior to removal.
Replace rusted and damaged bolts.

NOTE: RISK OF DAMAGE
Damage of components in the engine compartment.
When removing the transmission, the tilting of the engine may cause damage to components in the engine compartment.

Before removing the transmission: Support the engine.
Protect engine from tipping movements.
Follow the specifications in the repair instructions.

NOTE: RISK OF DAMAGE
Damage to the transmission.
Damage to the transmission due to unapproved transmission oil.

Use only the approved TRANSMISSION OIL .
Check the transmission OIL LEVEL after completing the repair.

Release lines

Loosen screw (1).
Release the screw (2) and remove the sensor.
Lay lines (3) to one side.
Support transmission.
Support the transmission with special tools 0 495 498 (23 4 050) and 2 219 012.

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NOTE: TECHNICAL INFORMATION
Notes on universal transmission support are a fundamental requirement for these repair instructions and must be complied with at all times.
For additional information see: 23... Universal BMW TRANSMISSION SUPPORT

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Secure transmission to mounting with tensioning strap (1).
Remove transmission cross-member.
Loosen screw (1).
Loosen screws (2).
Remove transmission cross-member.

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Loosen ground strap from transmission
Release the screw (1) and release the ground strap (2).

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Disconnecting the connector from VTG control unit
Disconnect the connector (1) from VTG control unit (2).

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Disconnect hydraulic lines to transmission oil cooler
Loosen screw (1).
Disconnect hydraulic lines (2) to transmission oil cooler.

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Loosen screw (1).
Disconnect hydraulic lines (2) to transmission oil cooler.

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Release converter bolt
Remove sealing cap (1).

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Crank the engine on the vibration damper in the direction of rotation until the screw (1) is visible in the recess.
Release all 6 screws (1) the torque converter.

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Securing the torque converter
Prepare special tool 0 494 451 (24 4 160) (1) with the shaped part 0 494 622 (24 4 164) (2) as shown.

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Remove sealing cap (1).

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Insert special tool 0 494 451 (24 4 160) into the recess of the transmission housing and apply slight tension using the screw (1).
Screw the bolt (2) in to the stop.
Tighten down screw (1).

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Disconnecting the connector from the sealing sleeve

NOTE: TECHNICAL INFORMATION
Notes on mechatronics are a fundamental requirement for these repair instructions and must be complied with at all times.
For ADDITIONAL INFORMATION see: 24 34... Notes on mechatronics (GA8HP50Z/GA8HP51Z/GA8HP75Z/GA8***H

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Unlock the connector (1) by turning and disconnect.
Do not touch pins.
Loosen all cable clips.
Insert the special tool 0 494 213 (24 2 390) in the sealing sleeve (1) in arrow direction.

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Notes on mechatronics

CAUTION: Materials harmful to health.
Contact with fluids harmful to health

Note and follow safety instructions on containers.
Conduct all work in appropriate personal protective equipment only.

NOTE: RISK OF DAMAGE
Damage to the automatic transmission after removal of the mechatronics.
Serious damage to the automatic transmission due to non-compliance with the following tasks:

Load specific data status with the diagnostic system using the appropriate scan tool.
Use only approved TRANSMISSION OIL .
After completion of repair work, check the transmission OIL LEVEL .

NOTE: RISK OF DAMAGE
Electrostatic discharge.
Damage to or destruction of electrical components.

Leave the electrical components in their original packaging until they are being installed. Only use the original packaging for returning the product. Always package removed components straight away.
Read and comply with user information on using the associated special tool 12 7 060.
Only tap the housings of electrical components. Do not tap pins or multi-pin connectors directly.
Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
For additional information see: 61 35... NOTES on ESD (electrostatic discharge) protection

Undo remaining Torx screws

Support the engine.
Loosen the screws (arrows) and remove the transmission.

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