27 10 020 Installing replacement transfer case (ATC 400 X-Drive)
| IMPORTANT | After replacement, the "Repair" service function must be carried out with GT1. |
Recycling
Catch and dispose of escaping transmission oil. Observe country-specific waste-disposal regulations.
| IMPORTANT | After completing work, check gear oil level and top up if necessary. Filler plug (1): Tightening torque: 27 2 7AZ, see 27 00 TRANSFER BOX IN GENERAL . Gear oil level to lower edge of filler plug (1). Use only the approved transmission oil. |
Failure to comply with this requirement will result in serious damage to the transfer case!
Necessary preliminary tasks
- Drain gear oil at oil drain plug, see «00 11 572 CHANGING OIL IN TRANSFER BOX (ATC 400/500)»(ref-264486-S20458824852007091500000). Tightening torque: 27 2 11AZ, see «27 00 TRANSFER BOX IN GENERAL»(/bmw/x3/e83-2006-2010/remont/transfer-case/#transfer-box-tightening-torques__27-00-transfer-box-in-general).
- Remove transfer case, see «27 10 020 Installing replacement transfer case (ATC 400 X-Drive)»(ref-264500-S17384677772007091500000).
Convert following parts from previous transfer case to new transfer case.
- Covers and protective caps.
- Drive shaft transportation lock.
- Vent hose of transfer case.
- Vibration damper (M47T2). Tightening torque: 27 2 12AZ, see «27 00 TRANSFER BOX IN GENERAL»(/bmw/x3/e83-2006-2010/remont/transfer-case/#transfer-box-tightening-torques__27-00-transfer-box-in-general)
- Rubber mount for transfer case mounting, replace if necessary, see «22 31 001 REPLACING RUBBER MOUNT FOR TRANSMISSION MOUNTING»(/bmw/x3/e83-2006-2010/remont/mechanical/#engine-and-gearbox-suspension-repair__22-31-001-replacing-rubber-mount)
27 10 020 Installing replacement transfer box (ATC 350)
Special tools required
- 22 1 044
- 22 1 046
- 33 4 460
| IMPORTANT | Before and after replacement, execute the "Repair" service function with the BMW diagnosis system. |
Note. Recycling: Catch and dispose of escaping transmission oil. Observe country-specific waste disposal regulations.
Necessary preliminary tasks
- Drain transmission oil at oil drain plug
- Tightening torque, 27 10 2AZ
- Remove transfer box
Modify following parts
- Covers and protective caps
- Drive shaft transportation retainer
- Vent hose of transfer box
Bolt special tool 22 1 044 to transfer box. Insert special tool 22 1 046 with pins into opening of rubber mount. Draw in rubber mount with special tool 33 4 460.
Scheme 14
Installation note: Pay attention to installation position of rubber mount (1).
Scheme 15
| IMPORTANT | After completing work, check transmission oil level and top up if necessary. Release filler plug (1). Check oil level. Tightening torque, see 27 10 11AZ in 27 00 TRANSFER BOX IN GENERAL . Pour in transmission oil up to lower edge of opening for filler plug (1). Use only the approved TRANSFER CASE OPERATING FLUIDS . |
Scheme 16
Failure to comply with this requirement will result in serious damage to the transfer box!