24 00 030 Removing and Installing Automatic Transmission (6HP19Z)
24 00 030 Removing and installing automatic transmission (6HP19Z) all-wheel drive vehicleSpecial tools required:
Important!
After completion of repair work, check transmission oil level.
Use only the approved transmission oil.
Failure to comply with this requirement will result in serious damage to the automatic transmission!
Important!
Aluminium screws/bolts must be replaced each time they are released.
Aluminium screws/bolts are permitted with and without color coding (blue).
For reliable identification:
Aluminium screws/bolts are not magnetic.
Jointing torque and angle of rotation must be observed without fail (risk of damage).
Necessary preliminary work:
^ Disconnect battery earth lead
^ Remove underbody protection with holder at front and rear.
^ Remove complete exhaust system
^ Remove reinforcement plate
^ Remove heat shields
^ Remove front propeller shaft
^ Remove rear propeller shaft
^ Remove fan cowl
^ Detach water pipe from front axle support
^ Release the hose connector from the charge air cooler on the left and right.
Release screws (1).
Tightening torque 24 00 2AZ.
Release screws.
Remove heat shield (1).
Release screw (1).
Remove holder (2).
Move selector lever to parking position "P".
Release screw (1).
Tightening torque 25 16 2AZ.
Remove clamping bracket (2).
Release gear selector cable head (3) using a screwdriver from ball head of gear selector cable lever.
Installation note:
Adjust gearshift lever.
Release aluminium screw (1) on right next to cable retaining plate with special tool 00 9 010.
Aluminium screws must be replaced.
Tightening torque 24 00 2AZ.
Insert special tool 24 1 370 into recess of transmission housing and secure with screw (1).
Note:
Check installation position.
Lug (2) must point in opposite direction to direction of travel!
Supporting transmission:
Support transmission with special tools 23 4 050,00 2 030.
Secure transmission to mounting with tensioning strap (1).
Repair work is described in Gearbox holder.
After completion of work, check transmission oil level.
Release screws.
Remove transmission cross member.
Tightening torque 27 00 10AZ.
Disconnect connectors (1) and (2) from servomotor.
^ Unlock and disconnect connector (1) by turning.
^ Do not touch pins.
^ Release cable from brackets.
^ Insert special tool 24 2 390 in sealing cup.
Repair work is described in
Notes on mechatronics
Important!
Read and comply with important note.
Release screw (1).
Disconnect hydraulic lines (2) to transmission oil cooler.
Installation note:
Replace sealing rings.
Release nut (1) and holder from transmission oil lines on oil sump.
Crank engine at vibration damper in direction of rotation until screw (1) is visible in recess.
Release all bolts of torque converter with special tool 24 1 110.
Crank engine further and release remaining 5 bolts.
Tightening torque 24 40 1AZ.
Graphic similar.
Lower transmission and lock with a suitable block (1) between front axle support and oil sump.
Release screws.
Installation note:
Tightening torque, steel screws 24 00 1AZ.
Aluminium screws must be replaced.
Tightening torque and angle of rotation, aluminium screws/bolts (7,8,9,10,11) 24 00 2AZ.
Installation note:
Tighten down screws/bolts to specified torque.
Attach special tool 00 9 120 for angle of rotation with magnet 00 9 130
Secure to vehicle underbody and screw down aluminium screws/bolts in accordance with angle of rotation.
Angle of rotation 24 00 2AZ.
Installation note:
Bore hole (1) of drive plate must be accessible from recess on engine oil sump.
Check fitting sleeves (2...3) for correct seating.
Replace damaged fitting sleeves.
Installation note:
Rotate torque converter until bore hole in torque converter is flush with bore hole in drive plate.
Flange automatic transmission to engine.
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