24 34 563 Replacing mechatronics (GA6L45R)

WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2013 BMW 328xi, 2013 BMW 328i, 2012 BMW 328xi, 2012 BMW 328i, and 2011 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

NOTE: After completing work:

Load specific data version with DIS.

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

Use only approved transmission fluid .

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

IMPORTANT: Read and comply with Notes On Protection Against Electrostatic Discharge (ESD Protection).

Necessary preliminary tasks:

Remove heat shields.
Support automatic transmission with hydraulic lifter.
Remove Manual or Automatic transmission cross-member.

Grip clamping sleeve (1).

Loosen nut (2).

Detach retainer (3) towards bottom using a screwdriver.

Pull cable (4) out of holder.

Installation note:

Adjust Selector Lever .

Fig 1: Clamping Sleeve, Nut, Retainer And Cable

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IMPORTANT: Mechatronics can be destroyed by static discharges. Therefore the contacts inside the plug must not be touched. Insert special tool immediately after work step.

Unscrew plug (1) and disconnect.

Fig 2: Plug And Removal Directions

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

Fig 3: Special Tool (24 2 390), Sealing Sleeve And Installation Direction

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Remove Transmission Oil Sump .

Unlock sealing sleeve with slide (1).

Fig 4: Sealing Sleeve And Removal Direction

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Note position of sealing sleeve.

Pull out sealing sleeve (1).

Installation note:

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

Lug on sealing sleeve must not be damaged!

Fig 5: Sealing Sleeve And Removal Direction

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Release all bolts (1) with special tool 24 4 350.

Remove mechatronics.

Fig 6: Bolts

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Prior to installation of the new mechatronics:

The transmission position switches and the input and output speed sensor must be converted to the new mechatronics.

Unlock and disconnect the connector (1).

Release screw (2).

Remove and convert the transmission position switch (3).

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

Fig 7: Identifying Connector, Screw And Transmission Position Switch

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Unlock and disconnect the connector (1).

Unfasten screws (2).

Detach and convert the input and output speed sensor from mechatronics.

Tightening torque: see 4AZ in 24 30 HYDRAULIC / ELECTRIC CONTROL PARTS AND CONTROLLING ELEMENTS .

Fig 8: Mechatronics Plug And Screws

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Installation note:

Replace gasket (1).

Coat new seals with automatic transmission fluid and install.

Fig 9: Automatic Transmission Gasket

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Installation note:

Replace gaskets (1).

Coat new seals with automatic transmission fluid and install.

Fig 10: Automatic Transmission Gasket

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IMPORTANT: Tighten down bolts in sequence (1 to 6).

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

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