24 00 031 Removing And Installing Transmission (AISIN)

Special tools required:

00 2 030
23 4 150

NOTE: After completion of work, check TRANSMISSION FLUID LEVEL .

IMPORTANT: Use only the approved AUTOMATIC TRANSMISSION FLUID in this automatic 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 teeth noises being transmitted to the passenger compartment.
Adjust GEARSHIFT MECHANISM .

WARNING:

Danger to life!

Mount securing fixture for vehicle on vehicle hoist to prevent the vehicle from slipping off or tilting down.

Necessary preliminary tasks:

Switch off ignition.
Disconnect BATTERY .
Remove air intake filter housing. See INTAKE FILTER HOUSING (N12) or INTAKE FILTER HOUSING (N14) .
Remove intake filter housing gaiter.
Drain coolant. See DRAINING AND ADDING COOLANT (N12) or DRAINING AND ADDING COOLANT (N14) .
Secure engine in INSTALLATION POSITION .
Remove FRONT AXLE SUPPORT .
No wheel alignment is required for removal and installation of front axle support.
Remove catalytic exhaust-gas converter (diesel W16 only)
Remove STARTER MOTOR .
Remove RUBBER MOUNTS for transmission mounting.
Remove LEFT OUTPUT SHAFT .
Remove RIGHT OUTPUT SHAFT .

Only on diesel engine (W16)

Remove stud bolt (1) on transmission side for securing catalytic converter.

Fig 1: Identifying Stud Bolt

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N14 engine only

Release screws (1).

Release holder (2) from engine.

NOTE: Graphic similar.

Fig 2: Identifying Holder And Screws (N14 Engine)

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Only on diesel engine (W16)

Unscrew nut (1).

Release holder (2) from engine.

Fig 3: Identifying Holder And Nuts

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Unfasten hose clips.

Disconnect coolant hoses (1) from oil cooler.

Fig 4: Identifying Coolant Hoses

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

Remove wiring harness.

Pay attention to routing of wiring harness.

NOTE: Illustration similar.

Engine shown removed.

Fig 5: Identifying Multiple Connectors

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Release cable lock nut (1).

Tightening torque 24 11 8AZ .

Installation:

Adjust selector lever

NOTE: Illustration similar.

Fig 6: Identifying Cable Lock Nut

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Disconnect plug (1) from gear position switch.

Remove hose (2) from holder.

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

Remove cable upwards from holder.

Fig 7: Identifying Plug, Cable Locking Sleeve And Hose

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Supporting transmission:

Support transmission with special tools 23 4 150 and 00 2 030.

Secure transmission with tensioning strap (3).

Tasks are described in TRANSMISSION BRACKET .

Fig 8: Identifying Special Tool (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.

Bolt connection, converter:

Tightening torque 24 11 21AZ

Fig 9: 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:

Check that dowel sleeves are correctly seated.

Replace damaged dowel sleeves.

Fig 10: Locating Dowel Sleeves

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