24 00 031 Removing and installing transmission (AISIN) (all-wheel drive, N18)

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 tasks:

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 .
Remove RIGHT OUTPUT SHAFT .
Disconnect PROPELLER SHAFT at transfer box, release center mount.
Tie up propeller shaft to underbody.
Important:
Bending the propeller shaft by an excessive angle can cause premature damage to the joint/propeller shaft!
Remove TRANSFER BOX .

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

Fig 1: Removing Intake Pipe

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Unfasten hose clamps.

Disconnect coolant hoses (1) from oil cooler.

Fig 2: Identifying Coolant Hoses

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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

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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

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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)

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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

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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:

Check that fitting sleeves are correctly fitted.

Replace damaged fitting sleeves.

Fig 7: Locating Transmission Bolts

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