24 34 561 Replacing mechatronics (GA6HP26Z/6HP32Z)

WARNING: This page is about a different car, the 2010 BMW 550i, 2009 BMW 550i, and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

24 2 390 See AUTOMATIC TRANSMISSION - SPECIAL TOOLS .

NOTE: After completing work:

Load specific data version with DIS.

IMPORTANT: After completion of work, check transmission oil level .
Use only approved transmission fluid . See AUTOMATIC TRANSMISSION - OPERATING FLUIDS .
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 damage (ESD protection) . See 61 35... NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .

Necessary preliminary tasks:

E60/ E61/ E63/ E64, E70 N62/N62TU only:

Remove exhaust system . See EXHAUST SYSTEM .
If necessary, release cross-member from exhaust system on transmission.
If necessary, remove heat shield on left and right .
Remove transmission cross-member . See 22 32 001 REPLACING RUBBER MOUNT FOR TRANSMISSION MOUNTING .

NOTE: Version 1:

Remove cable (1).

Installation:

Adjusting shift lever

Fig 1: Locating Holder Nut

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NOTE: Version 2:

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

Detach retainer (3) towards bottom using a screwdriver. Pull cable (4) out of holder.

Installation:

Adjust selector lever

Fig 2: Grip Clamping Sleeve And Slacken Nut

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NOTE: Version 3:

Release screw (1).

Remove clamp (2).

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

Installation:

Adjust selector lever .

Fig 3: Identifying Shift Cable Head And Clamp

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NOTE: Version 4:

Unfasten nut.

Remove cable (1).

Installation note: Adjust gearshift lever.

Fig 4: Identifying Cable And Holder

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Secure lever (1) with a cable tie (2) or wire in vertical position.

NOTE: Illustration shows E65.

Fig 5: Secure lever (1) with a cable tie (2) or wire in vertical position

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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 6: Disconnecting Plug By Turning

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

Remove transmission oil sump .

Fig 7: Inserting Special Tool (24 2 390) In Sealing Sleeve

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Unlock sealing sleeve with slide (1).

Fig 8: Unlocking Sealing Sleeve With Slide

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Note position of sealing sleeve.

Pull out sealing sleeve (1).

Installation:

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 9: Pulling Out Sealing Sleeve

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Release all screws (1 and 2).

1 = M6 x 58 mm
2 = M6 x 20 mm

Remove mechatronics .

Fig 10: Identifying Mechatronics Screws

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IMPORTANT: E65/66 only:
Mechatronics without protective bar for solenoid valve must not be reused after removal.

Fig 11: Identifying Protective Bar For Solenoid Valve

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IMPORTANT: E65/66 only:
Fit/reuse only mechatronics with protective bar (1) for solenoid valve.

Fig 12: Identifying Protective Bar

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Installation:

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

Coat new seals with automatic transmission fluid and install.

Fig 13: Identifying Gaskets

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Installation:

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

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

Fig 14: Identifying Screws

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IMPORTANT: Tighten down screws in order 1...10.
Failure to comply with this requirement will result in serious damage to the automatic transmission!
Tightening torque 24 30 1AZ . See AUTOMATIC TRANSMISSION - TIGHTENING TORQUES .

Fig 15: Automatic Transmission Valve Body (Mechatronics) Screws Tightening/Loosening Sequence

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