24 34 561 Replacing mechatronics (GA6HP26Z) (X6 50i)

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Special tools required:

24 2 390

NOTE: After completing work:

Load specific data version with DIS.

IMPORTANT: After completion of work, check transmission oil level .
Use only approved TRANSMISSION OIL .
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) .

Necessary preliminary tasks:

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

Remove exhaust system. See 18 00 020 REMOVING AND INSTALLING COMPLETE EXHAUST SYSTEM (N54) or 18 00 020 REMOVING AND INSTALLING COMPLETE EXHAUST SYSTEM (N63) .
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 32 050 REPLACING CROSSMEMBER FOR TRANSMISSION MOUNTING (N54) or 22 32 050 REPLACING CROSSMEMBER FOR TRANSMISSION MOUNTING (N63) .

NOTE: Version 1:
Unfasten nut.
Remove cable (1).

Installation note:

Adjusting shift lever

Fig 1: Identifying Cable And Holder

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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 note:

Adjust selector lever

Fig 2: Identifying Sleeve, Nut, Retainer And Cable

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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 note:

Adjust selector lever .

Fig 3: Identifying Screw, Clamp And Shift Cable Head

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

NOTE: Illustration shows E65.

Fig 4: Securing Lever Using Cable Tie

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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 5: Disconnecting Plug

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

Remove transmission oil sump .

Fig 6: Inserting Special Tool 24 2 390 In Sealing Sleeve

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Unlock sealing sleeve with slide (1).

Fig 7: Unlocking Sealing Sleeve

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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 8: Pulling Out Sealing Sleeve

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NOTE: GA6HP26Z, GA6HP32Z

Release all screws (1 and 2).

1 = M6 x 59 mm
2 = M6 x 20 mm

Remove mechatronics.

Fig 9: Identifying Mechatronics Screws

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NOTE: GA6HP26TU, GA6HP32TU

Release all screws (1 and 2).

1 = M6 x 59 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 Mechatronics Without 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 Mechatronics With Protective Bar For Solenoid Valve

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Installation note:

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 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 14: Identifying Screw Head Screws

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NOTE: GA6HP26Z, GA6HP32Z

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 .

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

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NOTE: GA6HP26TU, GA6HP32TU

IMPORTANT: Tighten down screws in order 1...13.
Failure to comply with this requirement will result in serious damage to the automatic transmission!
Tightening torque 24 30 1AZ .

Fig 16: Automatic Transmission Valve Body (Mechatronics) Screws Tightening/Loosening Sequence

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