24 34 562 Replacing mechatronics (GA6HP19Z)

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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 . See 00 11 237 CHECKING/TOPPING UP FLUID LEVEL IN AUTOMATIC TRANSMISSION (GA6HP 19Z) .
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:

Remove heat shield on right.
Support automatic transmission with hydraulic lifter.
Remove transmission cross-member . See 22 32 050 REPLACING CROSS-MEMBER FOR TRANSMISSION MOUNTING .

Version 1:

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

Detach retainer (3) downwards using a screwdriver.

Pull cable (4) out of holder.

Installation:

Adjust selector lever .

Fig 1: Identifying Clamping Sleeve (1), Nut (2), Retainer (3) And Cable (4)

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Version 2:

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 2: Identifying Shift Cable Head, Clamp And Screw

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Version 3:

Unfasten nut.

Remove cable (1).

Installation:

Adjusting cable:

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

Version 4:

Move selector lever to "Park".

Release shift cable head (1) using a screwdriver from ball

Fig 3: Locating Cable And Holder

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head of shift lever.

Detach retainer (2) downwards using a screwdriver.

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

Installation:

Adjusting shift lever

Fig 4: Identifying Retainer, Shift Cable And Cable Head

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

NOTE: E65 only.

Fig 5: Identifying Lever And Cable Tie

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M57T2 only

Release screws (1).

Fig 6: Identifying Screw (1)

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M57T2 only

Release screws (1).

Bracket remove.

Tightening torque 24 71 6AZ . See 71 TRANSMISSION MOUNTING .

Fig 7: Identifying Bracket Screw

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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 8: Unscrew Plug (1) And Disconnect

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

Fig 9: Inserting Special Tool (24 2 390) In Sealing Sleeve

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Remove transmission transmission sump .

Unlock sealing sleeve with slide (1).

Fig 10: Unlocking Sealing Sleeve

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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 11: Pulling Sealing Sleeve

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NOTE: GA6HP19Z

Release all screws (1 and 2).

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

Fig 12: Identifying Screws (1 & 2)

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Remove mechatronics .

NOTE: GA6HP19ZTU

Release all screws (1 and 2).

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

Remove mechatronics .

Fig 13: Identifying Screws (1 & 2)

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IMPORTANT: Only installed in E65!
Mechatronics without protective bar for solenoid valve must not be reused after removal.

Fig 14: Identifying Mechatronics Without Protective Bar For Solenoid Valve

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IMPORTANT: Only installed in E65!
Fit/reuse only mechatronics with protective bar (1) for solenoid valve.

Fig 15: Identifying Protective Bar For Solenoid Valve

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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 16: Identifying Gaskets (1 & 2)

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

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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 30 HYDRAULIC COMPONENTS .

Fig 18: Automatic Transmission Valve Body (Mechatronics) Screws Tightening/Loosening Sequence

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