Part 1

WM 373519 Removing and installing automatic transmission

Preliminary work

Preliminary work

Warning: Burns and scalding through hot components and fluids

--> Allow vehicle to cool down before beginning work

1. Disconnect battery.
2. Remove rear wall cover.
3. Remove the engine-compartment lid.
4. Unscrew fastening nuts for restraining cables and remove restraining cables from cross member.
5. Retaining device 9624/3 must be screwed to cross member. Then turn spindle upwards and support engine.

Special tool

6. Remove the starter.
7. Raise the vehicle at the prescribed jacking points.
8. Remove wheels.
9. Remove rear silencer.
10. Remove support plate.

Removing automatic transmission

Removing converter bolts
1. Turn crankshaft to the extent that one of the U4, U5 or U6 bores in the belt pulley is aligned with the centering bore in the crankcase.

Information:
^ The crankshaft is fixed in a defined position by inserting the fixing pin.
^ If the fixing pin can not be inserted, check the correct positioning of the belt pulley in relation to the crankcase.

2. Insert locating pins (short) 9595/1 through the belt pulley in the crankcase housing bore.

Fix crankshaft

3. Insert assembly aid 9596 into starter opening.

Special tool 9596 in starter opening

4. Unscrew converter fastening screws with 6 mm hexagon socket through the openings -arrows- in the assembly aid 9596.
5. Pull locating pins (short) 9595/1 out of the belt pulley.
6. Turn crankshaft by 120° so that one of the U4, U5 or U6 bores in the belt pulley is aligned with the centering bore in the crankcase.

Information:
^ The crankshaft is fixed in a defined position by inserting the fixing pin.
^ If the fixing pin can not be inserted, check the correct positioning of the belt pulley in relation to the crankcase.

7. Insert locating pins (short) 9595/1 through the belt pulley in the crankcase housing bore.

Fix crankshaft

8. Unscrew converter fastening screws with 6 mm hexagon socket through the openings -arrows- in the assembly aid 9596.
9. Pull locating pins (short) 9595/1 out of the belt pulley.
10. Turn crankshaft by 120° so that one of the U4, U5 or U6 bores in the belt pulley is aligned with the centering bore in the crankcase.

Information:
^ The crankshaft is fixed in a defined position by inserting the fixing pin.
^ If the fixing pin can not be inserted, check the correct positioning of the belt pulley in relation to the crankcase.

11. Insert locating pins (short) 9595/1 through the belt pulley in the crankcase housing bore.

Fix crankshaft

12. Unscrew converter fastening screws with 6 mm hexagon socket through the openings -arrows- in the assembly aid 9596.
13. Unscrew support for positive crankcase ventilation line on engine transport eyebolt.

Fastening screw

14. Push locating pins (long) 9595/1 through the opening in the transmission housing to prevent the transformer from falling out.

Fasten converter

Disassembly work
1. Pull vacuum line off the change-over valve.

Vacuum line

2. Unclip vent line on engine transport eyebolt.

Retaining clip

3. Loosen fastening screws between anti-roll bar and rear axle carrier side panel and fold anti-roll bar forward.

Anti-roll bar

4. Remove the cross member

Cross member

Information: Protect drive shafts against mechanical damage (e.g. with a rubber hose which has been cut open).

5. Remove drive shafts at transmission side. To do this, unscrew the six hexagon socket head bolts joining each drive shaft and transmission flange. Counter at the brake disc or activate the parking brake to avoid simultaneous turning.

Drive shaft

6. Lever selector cable off the ball pin and disengage from support bracket.

Selector cable

7. Turn connector of transmission socket anti-clockwise and pull off.

Releasing connector

8. Disconnect the plug connection for the multi-function switch.

Plug

9. Unscrew retaining screw between the transmission and the coolant pipe.

Retaining screw

10. Clamp shut coolant hoses (flow and return sides) with hose clamp 3094.

Clamping shut coolant hoses

11. Unscrew fastening screws between transmission and mount for exhaust system and remove mount for exhaust system.

Fastening screws

12. Place collection pan for coolant under the transmission.
13. Unscrew fastening screw between ATF cooler and coolant line and pull coolant line out of ATF cooler.

Coolant line

14. Unscrew fastening screw between ATF cooler and coolant line and pull coolant line out of ATF cooler.

Coolant line

Dismantling
1. Pull vacuum line off the change-over valve.

Vacuum line

2. Unscrew vent line on engine transport eyebolt.

Vent line

3. Loosen fastening screws between anti-roll bar and rear axle carrier side panel and fold anti-roll bar forward.