24 00 032 Removing and installing automatic transmission (GA6L45R)

WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2008 BMW 328xi, 2008 BMW 328i, 2008 BMW 323i, 2007 BMW 328xi, and 2007 BMW 328i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

00 2 030
00 9 010
00 9 120
00 9 130
23 0 132
23 4 050
24 1 110
24 1 370
24 2 390

IMPORTANT: After completion of work, check Transmission Oil Level .

Use only the approved Transmission Fluid .

Failure to comply with this requirement will result in serious damage to the automatic transmission!

IMPORTANT: Aluminium-magnesium materials.

No steel screws/bolts may be used due to the threat of electrochemical corrosion.

A magnesium crankcase requires aluminium screws/bolts exclusively.

Aluminium screws/bolts must be replaced each time they are released .

The end faces of these screws/bolts are painted blue for the purposes of reliable identification.

Jointing torque and angle of rotation must be observed without fail (risk of damage) .

Necessary preliminary tasks:

Disconnect Battery Negative Lead
Remove underbody protection with bracket at front and rear.
Remove Complete Exhaust System
Remove heat shields
Support engine with lifter when removing transmission

Release screws (1).

Remove bracket and heat shield.

Unclip lines (2).

Remove bracket (3).

Fig 1: Identifying Bracket, Heat Shield And Screw

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Disconnect plug connector (1).

Release screws (2).

Remove retaining plate (3).

For tightening torque refer to 24 00 2AZ in 24 00 TRANSMISSION IN GENERAL .

Fig 2: Identifying Plug Connector, Retaining Plate And Screws

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Release aluminium screws on right next to cable retaining plate with special tool 00 9 010.

Blue aluminium screws/bolts must be replaced.

For tightening torque 24 00 2AZ in 24 00 TRANSMISSION IN GENERAL .

Fig 3: Identifying Special Tools (00 9 010)

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Grip clamping sleeve (1).

Loosen nut (2).

Detach retainer (3) downwards using a screwdriver.

Pull cable (4) out of holder.

Installation:

Adjust Selector Lever

Fig 4: Identifying Transmission Cable, Clamping Sleeve, Retainer And Nut

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Release screw (1).

Disconnect hydraulic lines (2) to transmission fluid cooler.

Installation:

Replace sealing rings.

Fig 5: Identifying Transmission Fluid Cooler Hydraulic Lines And Screw

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Release nut (1) and bracket from transmission oil lines on oil sump.

Fig 6: Identifying Transmission Oil Lines Retaining Bracket Nut

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Supporting transmission:

Support transmission with special tools 23 4 050, 23 0 132 and 00 2 030.

Secure transmission with tensioning strap (1).

Tasks are described in Transmission Bracket .

After completion of work, check Transmission Oil Level .

Fig 7: Identifying Special Tools (23 4 050), (23 0 132) And (00 2 030)

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Unfasten screws (1) and nuts (2).

Remove transmission cross-member.

For tightening torque refer to 24 71 1AZ in 24 71 TRANSMISSION MOUNTS .

Fig 8: Identifying Transmission Cross-Member Screw And Nut

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

Tasks are described in Removing Propeller Shaft .

IMPORTANT: Do not allow propeller shaft to hang from fixed ball joint (risk of damage) .

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

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

Crank engine further and release remaining 5 bolts.

For tightening torque refer to 24 40 1AZ in 24 40 TORQUE CONVERTER .

Fig 9: Identifying Vibration Damper Screw

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

NOTE: Check installation location.

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

Fig 10: Identifying Special Tool (24 1 370), Transmission Housing Screw And Mounting Lug

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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

IMPORTANT: Read and comply with important note.

Fig 11: Disconnecting Plug With Turning

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Release screws.

Installation:

Observe screw fastening sequence without fail.

For tightening torque refer to steel screws 24 00 1AZ in 24 00 TRANSMISSION IN GENERAL .

Aluminium screws must be replaced.

For tightening torque and angle of rotation refer to aluminium screws/bolts 24 00 2AZ in 24 00 TRANSMISSION IN GENERAL .

Fig 12: Transmission Housing Bolts Tightening/Loosening Sequence

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Installation:

Tighten down screws/bolts to specified torque.

Secure special angle of rotation tool 00 9 120 with magnet 00 9 130

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

For Angle of rotation refer to 24 00 2AZ in 24 00 TRANSMISSION IN GENERAL .

Fig 13: Identifying Special Tools (00 9 120) And (00 9 130)

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Installation:

Bore (1) in driving disk must be accessible from opening on engine oil pan.

Fig 14: Identifying Transmission Driving Disk Bore

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Check that dowel sleeves are correctly seated.

Replace damaged dowel sleeves.

Fig 15: Checking Dowel Sleeves Correctly Seated

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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.