24 00 023 Removing and Installing Automatic Transmission (GA6HP26Z)
24 00 023 Removing and installing automatic transmission (GA6HP26Z) (N63)Special tools required:
Important!
After completion of work, check transmission oil level.
Use only the approved transmission fluid.
Failure to comply with this requirement will result in serious damage to the automatic transmission!
Necessary preliminary tasks:
^ Disconnect battery
^ Remove fan cowl
^ Remove both intake filter housings
^ Remove exhaust system
^ Secure engine in installation position
^ Remove underbody protection at front and rear
^ Remove propeller shaft
Unfasten earth strap (1).
Remove plates (2).
Unfasten nut.
Disconnect cable (1).
Installation:
^ Unfasten nut.
^ Adjust cable by means of holder (2) until spacing A ≥ 1 mm is obtained.
^ Tighten nut.
Release screws (1).
Remove cover (2).
Tightening torque 24 00 1AZ.
When unflanging the transmission, pay attention to installation position of rubber plugs (1).
Release screw (1) and remove crankshaft sensor.
Disengage cable from holder (2).
^ Unlock plug (1) by turning and disconnect
^ Release cable from retainers
^ Insert special tool 24 2 390 in sealing sleeve.
These tasks are described in Notes on mechatronics.
(Important: Observe important note)
Release screw (1).
Disconnect hydraulic lines (2) to transmission fluid cooler.
Installation:
Replace sealing rings.
Release screw (1).
Release hydraulic lines with holder.
Crank engine at vibration damper in direction of rotation until screw (1) is visible in opening.
Release all 6 screws (1) on torque converter.
Tightening torque 24 40 1AZ.
Press special tool 24 1 380 together and insert into recess in transmission housing.
Release screw (1) on left and right of axle.
Remove cover plate (2) on left and right of axle.
Remove bolt (3) on left and right of axle.
Tightening torque 31 10 1AZ.
Screw on special tool 11 8 910.
Adjust gap dimension (1) between transverse member and support using nuts (2).
Nuts (2) must be screwed down in opposite direction after gap dimension has been adjusted.
Important!
Gap dimension:
N54 38.5 mm
N57 37 mm
N63 38 mm
Release screws (1) and (2).
Remove transmission cross-member.
Tightening torque 22 32 3/4AZ.
Lower engine with transmission.
Secure engine and transmission in lowered position with engine bridge.
Then support transmission.
Supporting transmission:
Support transmission with special tools 23 4 050,00 2 030.
Secure transmission to mounting with tensioning strap (1).
Tasks are described in Transmission bracket.
After completion of work, check transmission oil level.
Release screws.
Tightening torque 24 00 1AZ.
Unflange transmission.
Installation:
Bore (1) in driving disc must be accessible from opening on engine oil sump.
Check that adapter sleeves (2) are correctly seated.
Replace damaged fitting sleeves.
Installation:
Rotate torque converter until bore in torque converter is flush with bore in driving disc.
Attach transmission input flange to engine output flange.
