24 31 575 Replacing Oil Pump O-Rings (GA6HP26/19Z)

WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

24 1 180
24 1 184

IMPORTANT: After completion of work, check transmission fluid level. See CHECKING/TOPPING UP FLUID LEVEL IN AUTOMATIC TRANSMISSION (GA6HP19Z) . Use only approved transmission oil. Failure to comply with this instruction will result in serious damage to the transmission.

Necessary preliminary tasks:

Remove automatic transmission. See REMOVING AND INSTALLING AUTOMATIC TRANSMISSION (GA6HP19Z) N54 .
Secure transmission with transmission holding bridge on assembly stand. See UNIVERSAL TRANSMISSION RETAINING BRIDGE .
Remove torque converter. See REMOVING AND INSTALLING/REPLACING TORQUE CONVERTER (GA6HP19Z) .
Remove Mechatronics. See REPLACING MECHATRONICS (GA6HP19Z) .

Remove adapter (1).

Installation:

Note installation position.

Fig 1: Identifying Adapter

G05476386

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws.

Tightening torque 24 31 3AZ .

Fig 2: Identifying Screws

G05476387

Courtesy of BMW OF NORTH AMERICA, INC.

Slide special tool 24 1 184 completely into extractor 24 1 180. See Fig 3.

Fig 3: Identifying Special Tools 24 1 180 And 24 1 184

G05476388

Courtesy of BMW OF NORTH AMERICA, INC.

Attach special tool 24 1 180 and secure with screw (1). See Fig 4.

Insert screw (2) and release oil supply unit from transmission housing.

Fig 4: Identifying Special Tools 24 1 180 With Screws

G05476389

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws.

Tightening torque 24 31 1AZ .

Fig 5: Identifying Screws

G05476390

Courtesy of BMW OF NORTH AMERICA, INC.

Detach cover (1) from pump housing (2).

Replace O-rings (3 + 4).

Installation:

Pay attention to installation position of gears during disassembly.

Fig 6: Identifying Pump Housing With O-Ring

G05476391

Courtesy of BMW OF NORTH AMERICA, INC.