24 00 031 Removing and installing transmission (AISIN)

WARNING: This page is about a different car, the 2016 MINI Cooper Paceman, 2015 MINI Cooper Paceman, 2014 MINI Cooper Paceman, and 2013 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

NOTE: After completion of work, CHECK TRANSMISSION OIL LEVEL .

IMPORTANT: Use only the approved AUTOMATIC TRANSMISSION OIL in this transmission.
Failure to comply with this requirement will result in serious damage to the automatic transmission!

IMPORTANT: An incorrectly adjusted gearshift mechanism can result in gear tooth meshing noises being transmitted to the passenger compartment.
Adjust SELECTOR LEVER .

Necessary preliminary work:

Switch off ignition.
Disconnect BATTERY .
Remove INTAKE PIPE for intake silencer housing (N18).
Remove INTAKE SILENCER HOUSING (N16).
Drain coolant. See DRAINING/TOPPING UP COOLANT (N16) or DRAINING/TOPPING UP COOLANT (N18) .
Secure engine in INSTALLATION POSITION .
Remove FRONT AXLE SUPPORT .
No wheel alignment required for removal and installation of front axle support.
Remove STARTER MOTOR .
Remove RUBBER MOUNTS for gearbox mounting.
Remove TRANSFER BOX (PTO)
Remove LEFT OUTPUT SHAFT only at transmission end and hang up.
Remove RIGHT OUTPUT SHAFT only at transmission end and hang up.

IMPORTANT: Bending the drive shaft by an excessive angle can cause premature damage to the joints/drive shaft!

Turn the N18: intake pipe (1) counter-clockwise and remove.

Fig 1: Removing Intake Pipe

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten hose clamps.

Disconnect coolant hoses (1) from oil cooler.

Fig 2: Identifying Coolant Hoses

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect multiple pin connectors (1/2) of EGS control unit.

Remove wiring harness.

Pay attention to routing of wiring harness.

NOTE: Graphic similar.

Engine shown removed.

Fig 3: Identifying Multiple Pin Connectors Of EGS Control Unit

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connector (1) from gear position switch.

Remove hose (2) from holder.

Slide cable retaining sleeve (3) in direction of arrow.

Remove cable upwards from holder.

Slacken nut (4).

Tightening torque 24 11 6AZ .

Fig 4: Sliding Cable Retaining Sleeve

Courtesy of BMW OF NORTH AMERICA, INC.

Supporting transmission:

Support gearbox with special tool 23 4 150 and 00 2 030 .

Secure transmission with tensioning strap (3).

Tasks are described in GEARBOX HOLDER .

Fig 5: Supporting Transmission Using Special Tools (23 4 150) And (00 2 030)

Courtesy of BMW OF NORTH AMERICA, INC.

Release nut (1) through opening for starter.

Crank engine further and release remaining 5 nuts.

Screw connection, converter:

Tightening torque 24 11 21AZ .

Fig 6: Identifying Nut

Courtesy of BMW OF NORTH AMERICA, INC.

Release bolts and remove transmission.

IMPORTANT: Transmission mounting bolts differ in length.
Note installation position.
Installing the wrong bolts may cause serious damage.

Tightening torque 24 11 4AZ .

Installation note:

Fig 7: Locating Transmission Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

Check that fitting sleeves are correctly fitted.

Replace damaged fitting sleeves.