Part 2
- In a transmission with hydraulic control "E18/2", disengage electrical connector to Transmission Input Speed (RPM) Sensor (G182) at valve body - arrow - and disconnect connector.
- Loosen valve body bolts - 17 to 1 - in sequence and remove them completely.
CAUTION!
• Only the designated bolts must be removed; bolt - 6 - is only on transmissions with hydraulic control "E17".
• When removing other bolts, the function of the valve body can be influenced or the valve body splits up.
• Note the different lengths of the bolts.
- Carefully remove valve body from transmission.
CAUTION!
Only transmissions with hydraulic control "E17": Do not rest valve body on Transmission Input Speed (RPM) Sensor ( G182) (on bottom side of valve body - arrow -) - risk of damage.
- Pull sealing sleeves - arrows - in inlet bores toward clutches "C", "A", "B", "E" and toward torque converter clutch using extracting handle ( T10271).
- Remove 3 securing rings - 1 -.
- Remove coil springs - 2 -.
- Pull out sealing sleeves - 3 -, using extracting handle (T10271).
- Rotate transmission on assembly stand.
• ATF pump faces upward.
- Loosen ATF pump bolts - 9 to 1 - in sequence and remove them completely.
- Remove bolts with sealing washers.
- Secure puller for ATF supply (T10286) to stator shaft and pull ATF supply firmly upward.
If ATF pump cannot be loosened:
- On the bottom side of the transmission, place a screwdriver between sun gear "I" and ribbed cup and pry component above sun gear upward - arrow -.
- Remove adjustment shim - 1 - and axial needle bearing - 2 -.
- Lift tower "II" - 1 - out of transmission housing.
- Twist tower "II" - 1 - and place together with input shaft in mounting device (T10283).
- Remove sun shaft - 1 - with intermediate shaft - 2 - with inner plate carrier.
- Disassemble the following components:
1. Sun shaft
2. Thrust washer
3. Axial needle bearing
4. Angle washer
5. Intermediate shaft with inner plate carrier
6. Thrust washer
7. Axial needle bearing
8. Thrust washer
- Remove axial needle bearing - 1 -.
- Remove sun gear "I" - 1 -.
- Remove planetary gear set "I" and "II" - 1 -.
- Remove angle washer - 3 -, axial needle bearing - 2 - and thrust washer - 1 -.
- Remove shaft with ring gear "I" - 4 -, thrust washer - 3 -, axial needle bearing - 2 - and angle washer - 1 -.
- Remove ribbed cup - 1 -.
- Remove circlip - arrow - for tower "I".
- Turn back knurled nut of lifting device (T10287 ).
- Insert lifting device into tower "I" until stop.
- Tighten knurled nut of lifting device in clockwise direction.
- Check lifting device in tower "I" for proper seating.
- Lift tower "I" out of transmission housing by hand.
- Place tower "I" in mounting device ( T10282).
- Remove sun gear "III" - 1 - with lower angle washer - 2 -, axial needle bearing - 3 - and upper angle washer - 4 - from transmission housing.
• Upper angle washer - 4 - possibly adheres to underside of tower "I".
Assembling
- Check lifting device in tower "I" for proper seating.
- Lift tower "I" out of mounting device (T10282) by hand and lay aside on workbench.
- Attach the following components to input shaft of tower " I" - 5 -:
4 Upper angle washer - angled edge points up toward tower "I"
3 Axial needle bearing
2 Lower angle washer - angled edge points toward axial needle bearing
1 Sun gear "III"- outer splines of sun gear must engage in splines of clutch "F"
• Do not interchange angle washer - 4 - (height 5 mm incl. collar) with angle washer => [ (Item 29) Angle washer ] Planetary Gear Component Overview (height 2.5 mm incl. collar).
Automatic transmission 01V Front Wheel Drive:
- Secure sun gear "III" on input shaft without play, using assembly sleeve (T10290), as depicted in illustration, thread stud bolt - 1 - into bore identified by " A" - arrow A - and hand-tighten.
CAUTION!
• Stud bolt must not be threaded in bore identified by "B" under any circumstances, or splines will be damaged.
• Bore "A" faces toward sun gear "III".
Automatic transmission 01V All Wheel Drive:
- Secure sun gear "III" on input shaft without play, using assembly sleeve (T10290), as depicted in illustration, thread stud bolt - 1 - into bore identified by " B" - arrow B - and hand-tighten.
CAUTION!
• Stud bolt must not be threaded in bore identified by "A" under any circumstances, or contact surface will be damaged.
• Bore "A" faces toward sun gear "III".
Automatic Transmission 01V, Front Wheel Drive and All Wheel Drive:
- Check whether fitting keys - arrow - are inserted centrally on both sides of cylinder "D/G".
- Bring tower "I" into installation position.
• Oil bores - arrows - on cylinder "D/G" face toward underside of transmission and must align with openings in transmission housing.
- Insert tower "I" completely into transmission housing.
• Tower "I" must be inserted far enough that circlip groove is free.
- Loosen knurled nut and remove lifting device ( T10287).
- Carefully insert circlip - arrow - for tower " I" into transmission housing.
CAUTION!
Make sure that circlip is seated evenly all around in groove of transmission housing, if necessary, drive circlip into groove all around using drift.
- Loosen stud bolt and remove assembly sleeve ( T10290).
• Depicted in the illustration with Automatic Transmission 01V All Wheel Drive.
- Insert ribbed cup - 1 -.
- Attach angle washer - 1 - on tower "I".
• Angled edge of angle washer faces down.
• Do not interchange angle washer - 1 - (height 2.5 mm incl. collar) with angle washer => [ (Item 33) Angle washer ] Planetary Gear Component Overview (height 5 mm incl. collar).
- Insert axial needle bearing - 2 -.
- Insert thrust washer - 3 -.
- Insert shaft with ring gear "I" - 4 -.
- Insert thrust washer - 1 - into ring gear " I".
- Insert axial needle bearing - 2 -.
- Place angled washer - 3 -.
• Angled edge of angle washer faces down.
- Insert planetary gear set "I" and "II" - 1 -.
- Insert sun gear "I" - 1 - in planetary gear set "I" and "II".
• Magnetic sun gear for transmission with hydraulic control "E17 " (Transmission Input Speed (RPM) Sensor (G182) as inductive sensor).
• Non-magnetic sun gear for transmission with hydraulic control " E18/2" (Transmission Input Speed (RPM) Sensor (G182 ) as Hall sensor).
- Insert axial needle bearing - 1 -.
- Assemble the following components as one unit:
1. Sun shaft
2. Thrust washer
3. Axial needle bearing
4. Angle washer - angled edge points downward toward axial needle bearing
5. Intermediate shaft with inner plate carrier
6. Thrust washer
7. Axial needle bearing
8. Thrust washer
- Insert sun shaft - 1 - together with intermediate shaft - 2 - with inner plate carrier.
- Remove "tower II" - 1 - from mounting device (T10283) and turn to installation position.
- Insert tower "II" - 1 - into transmission housing by hand using turning motions.
- Ensure sun gear coupling plate splines "I" engage in outer splines on cylinder "B" by turning input shaft and sun gear "I".
- Check tower "II" for proper installation.
- Measure distance between contact surface for adjustment shim on tower "II" and contact surface for ATF pump on transmission housing.
• Dimension - a - = at least 6.0 mm.
• Adjustment shim may not be installed.
- Place previous adjustment shim - 1 - on plate carrier " C".
- Replace 2 rectangular rings on input shaft.
- Before inserting, thinly coat rectangular rings on input shaft with Vaseline. Use only Vaseline, other lubricating substances cause functional problems in hydraulic transmission control.
- Make sure that rectangular rings are fully seated all around in the input shaft groove.
- Thinly coat back side of axial needle bearing - 2 - with Vaseline. Use only Vaseline, other lubricating substances cause functional problems in the hydraulic transmission control.
- Append axial needle bearing to ATF pump - 1 -.
• Closed side of axial needle bearing faces toward ATF pump.
- Replace rectangular rings - 3 - and - 4 - on stator shaft.
- Before inserting, lightly coat rectangular ring with Vaseline. Use only Vaseline, other lubricating substances cause functional problems in the hydraulic transmission control.
- Make sure that rectangular rings are fully seated all around in stator shaft groove.
- Engage ends of installed rectangular rings - arrows -, as depicted in illustration.
- Replace O-ring - 1 - on ATF supply.
- Thinly coat O-ring with Vaseline. Use only Vaseline, other lubricating substances cause functional problems in hydraulic transmission control.
- Align coated plates - 3 - of clutch "C" using centering tool (T10288/1), to do so let pins - 2 - and - 4 - engage in splines of all coated splines.
- Align lining discs to ATF pump housing by inserting centering pins - 1 - and - 5 - into appropriate holes on ATF pump.
• Centering pins fit only in one position.
- Hold centering tool in this position and insert wedge (T10288/2) from side between waved washer and piston " F" - arrow -.
• Wedge must secure all plates in current position.
- Remove centering tool (T10288/1), wedge (T10288/2) remains inserted.
- Align plate carrier for clutch "C" using centering tool (T10288/3), install guide pins (T10288/4) into transmission housing.
• Holes in centering tool and transmission housing only fit in one position.
- Carefully remove centering tool (T10288/3) upward, guide pins (T10288/4) remain in transmission housing.
• Plate carrier for clutch "C" may no longer be turned.
- Attach puller for ATF supply (T10286) at stator shaft.
- Bring ATF supply to installation position.
• Recess for flange shaft faces toward valve body side.
- Attach ATF supply with corresponding bores onto guide pins (T10288/4).
- Carefully insert ATF supply into transmission housing and push forcefully.
- Bring ATF supply to final installation position by alternately tightening two opposing attachment bolts each.