Replacing Mechatronics (GA6HP26Z/6H P32Z)

24 34 561 Replacing mechatronics (GA6HP26Z/6H P32Z)

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

Necessary preliminary tasks:
E60/ E61/ E63/ E64, N62 only:
^ Remove exhaust system at manifold and lower.
^ Release cross-member from exhaust system on transmission.
^ Remove left and right heat shields.
^ Remove transmission cross-member.

Note: E65 only:
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

Note: E60/ E53 only:





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





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

Note: Illustration shows E65.





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.





Insert special tool 24 2 390 in sealing sleeve (1).
Remove transmission oil sump.





Unlock sealing sleeve with slide (1).

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!





Release all screws (1 and 2).
- 1 = M6 x 58 mm
- 2=M6x20 mm

Remove mechatronics.





Important! Mechatronics without protective bar for solenoid valve must not be reused after removal.





Important! Fit/reuse only mechatronics with protective bar (1) for solenoid valve.





Installation:
Check gaskets (1 and 2) for damage, replace gaskets if necessary.
Coat new seals with automatic transmission fluid and install.

Installation:





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





Important! Tighten down screws in order 1..10.
Failure to comply with this requirement will result in serious damage to the automatic transmission!

1AZ Valve body to transmission 3HP-22 M6 11 Nm