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23 00 026 Removing and installing transmission (GS6-55BG)

WARNING: This page is about a different variant/trim than selected.

Necessary preliminary tasks: 

Release clips on stop/holder (1).

Detach selector lever cable (2) from ball joint.

Release screw (3) and remove bracket.

Fig 1: Identifying Selector Lever Cable With Stop/Holder And Screw
G04796607Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug (1) for reversing light switch.

Fig 2: Identifying Plug
G04796608Courtesy of BMW OF NORTH AMERICA, INC.

If necessary, disconnect plug connection (1) on zero gear sensor.

Remove cable (2) with holder from transmission.

Fig 3: Identifying Cable With Plug Connection
G06916276Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Pressure line of clutch slave cylinder remains connected.
IMPORTANT: If possible, do not deflect push rod of clutch slave cylinder.
A deflection of the push rod caused by removal will cause easy escape of fluid. This escape of fluid does not mean that the clutch slave cylinder is damaged.
Replacement therefore not necessary.

Release nuts (1) and remove clutch slave cylinder.

Tightening torque 21 52 2AZ .

Fig 4: Identifying Clutch Slave Cylinder Nuts
G04796609Courtesy of BMW OF NORTH AMERICA, INC.

Release bolt (1) WAF 13 from above.

Release bolts (2) and remove starter.

Tightening torque 12 411 AZ .

Fig 5: Identifying Starter Bolts And WAF 13 Bolt
G04796610Courtesy of BMW OF NORTH AMERICA, INC.

Supporting transmission: 

Using special tools 23 4 150 and 00 2 030 .

Support transmission from underneath.

Secure transmission with tensioning strap (3).

After completion of work, check transmission OIL LEVEL .

Fig 6: Supporting Transmission Using Special Tools (23 4 150 And 00 2 030)
G04796605Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: There is no bolt  fitted at the lowest point (1) of the transmission.

Release screws.

Tightening torque 23 00 1AZ .

IMPORTANT: Do not allow transmission to hang on transmission input shaft when removing and installing, as the clutch disc will be deformed.
Pull transmission downwards and remove.
Fig 7: Locating Transmission Bolts
G04796612Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Check dowel sleeves (1) and (2) for correct seating.

Replace damaged fitting sleeves.

Fig 8: Identifying Dowel Sleeves
G04796613Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Remove grease from transmission input shaft and clean shaft.

Do not  grease transmission input shaft.

Check clutch plate for friction rust in splines and REPLACE clutch plate if necessary.

Fig 9: Locating Transmission Input Shaft
G04796614Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: