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Home >> BMW >> 2019 >> X3 M40i >> Repair and Diagnosis >> External Pages >> Different car >> Section 285 (Automatic Transmission - Repair Instructions) >> Shift Valves, Parking Lock >> 24 34 022 Replacing sealing cup for transmission housing (GA8HP45Z)

24 34 022 Replacing sealing cup for transmission housing (GA8HP45Z)

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Special tools required: 

IMPORTANT:
  • Do not let skin come in contact with transmission oil and do not inhale fuel vapors.
  • Wear protective gloves.
  • Ensure adequate ventilation.
IMPORTANT: After completion of repair 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!

Necessary preliminary tasks: 

IMPORTANT: Support transmission with workshop jack.

Unlock and disconnect connector (1) by turning.

Fig 1: Disconnecting Connector
G09876937Courtesy of BMW OF NORTH AMERICA, INC.

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

Fig 2: Inserting Special Tool (24 2 390) In Sealing Cup
G09848385Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1) and unlock sealing cup with slide (2).

Tightening torque 24 30 4AZ .

Fig 3: Sliding Sealing Cup
G08488059Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Make a note of installation position of sealing sleeve.

Pull out sealing cup (1).

Installation note: 

Fit sealing sleeve in position (lug on inner surface). Turn until lug engages in groove of transmission. Slide in sealing cup.

Lug on sealing cup must not be damaged! 

Fig 4: Pulling Out Sealing Cup
G09848440Courtesy of BMW OF NORTH AMERICA, INC.