Necessary preliminary tasks

• Remove heat shields.
• Support the automatic transmission with hydraulic lifting equipment.
• Remove TRANSMISSION CROSSMEMBER .

VERSION 1: 

Grip clamping bush (1) and slacken nut (2).

Detach the clamp (3) downwards using a screwdriver.

Pull cable (4) out of holder.

Installation note: 

Adjust GEARSHIFT LEVER .

Fig 1: Identifying Clamping Sleeve, Slacken Nut And Retainer

Courtesy of BMW OF NORTH AMERICA, INC.

VERSION 2: 

Release screw (1).

Remove clamping bracket (2).

Release shift cable head (3) using a screwdriver from ball head of shift cable lever.

Installation note: 

Adjust GEARSHIFT LEVER .

Fig 2: Identifying Shift Cable Head, Screw And Clamp

Courtesy of BMW OF NORTH AMERICA, INC.

VERSION 3: 

Unfasten nut.

Remove cable (1).

Installation note: 

• Release nut
• Adjust cable by means of holder (2) until spacing A = 1 mm is obtained
• Tighten down nut

Fig 3: Identifying Cable Holder

Courtesy of BMW OF NORTH AMERICA, INC.

VERSION 4: 

Move selector lever to "Parking".

Release shift cable head (1) using a screwdriver from ball head of gearshift lever.

Detach clamp (2) downwards using a screwdriver.

Slide cable (3) towards rear and disengaged in downward direction.

Installation note: 

Adjust GEARSHIFT LEVER .

Fig 4: Identifying Retainer, Shift Cable And Cable Head

Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew connector (1) and disconnect.

Fig 5: Turning Plug

Courtesy of BMW OF NORTH AMERICA, INC.

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

Fig 6: Inserting Sealing Sleeve Using Special Tool (24 2 390)

Courtesy of BMW OF NORTH AMERICA, INC.

Remove TRANSMISSION OIL SUMP .

Unlock sealing sleeve with slide (1).

Fig 7: Unlocking Sealing Sleeve With Slide

Courtesy of BMW OF NORTH AMERICA, INC.

Note position of sealing cup.

Pull out sealing cup (1).

Installation note: 

Screw in sealing sleeve partially (lug in upper area). Turn until lug engages in groove of transmission. Slide in sealing cup.

Lug on sealing cup must not be damaged! 

Fig 8: Pulling Out Sealing Cup

Courtesy of BMW OF NORTH AMERICA, INC.

Release all screws (1 and 2).

• 1 = M6 x 59 mm
• 2 = M6 x 20 mm

Remove mechatronics.

Fig 9: Identifying Mechatronics And Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Release all screws (1 and 2).

• 1 = M6 x 59 mm
• 2 = M6 x 20 mm

Remove mechatronics.

Fig 10: Identifying Mechatronics Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Check gaskets (1 and 2) for damage, replace gaskets if necessary.

Coat new gaskets with automatic transmission fluid and install.

Fig 11: Identifying Gaskets

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Insert screws (3) alternately until contact is made with each screw head.

Insert all further screws contact is made with each screw head.

Fig 12: Identifying Screw Head Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Tighten down screws in order 1...10.

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

Tightening torque: see 1AZ in 24 30 HYDRAULIC / ELECTRIC CONTROL PARTS AND CONTROLLING ELEMENTS .

Fig 13: Automatic Transmission Valve Body (Mechatronics) Screws Tightening/Loosening Sequence

Courtesy of BMW OF NORTH AMERICA, INC.

Tighten down screws in order 1...13.

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

Tightening torque: see 1AZ in 24 30 HYDRAULIC / ELECTRIC CONTROL PARTS AND CONTROLLING ELEMENTS .

Fig 14: Identifying Screw Head Screws

Courtesy of BMW OF NORTH AMERICA, INC.