24 40 012 Removing and installing / replacing torque converter (AISIN)

WARNING: This page is about a different variant/trim than selected.

Special tools required:

00 2 550 . See MAINTENANCE AND GENERAL INFORMATION - SPECIAL TOOLS - CLUBMAN .
24 4 260 . See AUTOMATIC TRANSMISSION - SPECIAL TOOLS - CLUBMAN .

IMPORTANT: After completion of work, check transmission fluid level . See 00 11 500 CHECKING/TOPPING UP FLUID LEVEL IN AUTOMATIC TRANSMISSION (AISIN) .
Use only approved transmission oil . See OPERATING FLUIDS .
Failure to comply with this instruction will result in serious damage to the transmission.

Necessary preliminary tasks:

Remove automatic transmission

Screw special tool 24 4 260 onto torque converter.

Remove torque converter.

NOTE: Do not damage shaft seal when removing torque converter.
Remove torque converter and set down vertically.
When torque converter is removed, transmission oil flows out.

Fig 1: Identifying Special Tool (24 4 260)

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Do not damage shaft seal and bearing.

If the torque converter is not correctly installed, the driver of the transmission oil pump may be damaged when the transmission is flanged to the engine.

Align the torque converter in such a way that the opening on the converter hub lines up with the oil pump driver.

Installation:

Push torque converter with special tool 24 4 260 through shaft seal onto transmission shaft as far as it will go.

Press torque converter by hand into converter housing.

Converter hub opening must snap into place in driver of pump impeller. Torque converter must be felt to slip inwards.

Determine distance between contact surface and surface (1) of tapped hole in torque converter with special tool 00 2 550 .

Fig 2: Identifying Distance Between Contact Surface And Surface (1) Of Tapped Hole In Torque Converter

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Measured value must be greater than A.
MINI diesel A= 8.3 mm
Petrol/gasoline A=11.8 mm
COOPER S A= 17.5 mm

Fig 3: Identifying Distance "A"

Courtesy of BMW OF NORTH AMERICA, INC.