24 34 561 Replacing Mechatronics (GA6HP26Z/6HP32Z)

WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

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. See 00 11 500 CHECKING/TOPPING UP FLUID LEVEL IN AUTOMATIC TRANSMISSION (GA6HP26Z) .
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 only:

Remove exhaust system at manifold and lower. See 18 00 020 REMOVING AND INSTALLING COMPLETE EXHAUST SYSTEM (N52K) .
Release crossmember from exhaust system on transmission.
Remove left and right heat shields.
Remove transmission crossmember.

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

NOTE: Illustration shows E65.

Fig 1: Identifying Lever And Cable Tie

G04794193

Courtesy of BMW OF NORTH AMERICA, INC.

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: Identifying Plug

G04794184

Courtesy of BMW OF NORTH AMERICA, INC.

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

Remove transmission oil sump. See 24 11 010 REMOVING AND INSTALLING/SEALING OR REPLACING TRANSMISSION SUMP (GA6HP26Z) .

Fig 3: Identifying Special Tool (24 2 390)

G04794185

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock sealing sleeve with slide (1).

Fig 4: Identifying Sealing Sleeve With Slide

G04794196

Courtesy of BMW OF NORTH AMERICA, INC.

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 5: Identifying Sealing Sleeve

G04794189

Courtesy of BMW OF NORTH AMERICA, INC.

Release all screws (1 and 2).

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

Remove mechatronics.

Fig 6: Identifying Screws

G04726148

Courtesy of BMW OF NORTH AMERICA, INC.

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

Fig 7: Identifying Protective Bar And Solenoid Valve

G04794199

Courtesy of BMW OF NORTH AMERICA, INC.

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

Fig 8: Identifying Protective Bar

G04794200

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

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

Coat new seals with automatic transmission fluid and install.

Fig 9: Identifying Gaskets

G04794201

Courtesy of BMW OF NORTH AMERICA, INC.

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 10: Identifying Screws

G04794202

Courtesy of BMW OF NORTH AMERICA, INC.

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

G04794203

Courtesy of BMW OF NORTH AMERICA, INC.