BMW X5: Installing Replacement Transfer Box (ATC 700)
IMPORTANT: Before and after replacement, execute the "Repair" service function with the BMW diagnosis system.
Recycling:
Catch and dispose of escaping transmission fluid. Observe country-specific waste-disposal regulations.
IMPORTANT: After completing work, check transmission oil level and top up if necessary.
Release filler plug (1).
Check oil level.
Tightening torque 27 00 11AZ, see TRANSFER BOX IN GENERAL.
Pour in transmission oil up to lower edge of opening for filler plug (1).
Use only the approved transmission oil.
Failure to comply with this requirement will result in serious damage to the transfer box!
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Fig. 7: Identifying Oil Filler Plug
Necessary preliminary tasks:
- Drain transmission oil at oil drain plug.
Tightening torque, 27 00 11AZ, see TRANSFER BOX IN GENERAL.
- Remove transfer box.
Modify following parts:
- Covers and protective caps
- Drive shaft transportation lock
- Vent hose of transfer box
REPLACING OUTPUT FLANGE ON TRANSFER BOX AT REAR (ATC 700)
IMPORTANT: After completing work, check gear oil level. See TRANSFER BOX IN GENERAL and top up if necessary.
Use only the approved gear oil in this transfer box.
NOTE:
- Operations for removing output flange are identical to replacing radial shaft seal.
Installation:
- Thickness of new shim must be determined before output flange is installed
Determine and note down measurement A of output flange (previous and new).
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Fig. 8: Checking Measurement A
Determine and note down measurement B of output flange (previous and new).
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Fig. 9: Checking Measurement B
Determine measurement C, thickness of shim.
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Fig. 10: Checking Measurement C
Installation:
Calculate thickness of new shim:
- Add measurement A of output flange (previous) and measurement C of shim
(previous)
Then subtract measurement B (previous) from result A+C (previous) - Subtract measurement B from measurement A of output flange (new)
- Then subtract result of step 2 from result of step 1.
READ NEXT:
Removing And Installing / Replacing Control Unit For Transfer Box (ATC
700)
IMPORTANT: Read and comply with notes on protection against
electrostatic damage (ESD
protection).
Replacement:
Before and after replacement, execute the "Repair" service function with
the BMW di
Replacing Output Flange On Transfer Box At Rear (ATC 700)
IMPORTANT: After completing work, check gear oil level, see
Replenishing /Changing
Transfer Case Oil (ATC 700) and top up if necessary.
Use only the approved gear oil in this transfer box.
NOTE:
SEE MORE:
Removing And Installing/Replacing Dynamic Drive Valve Block
Special tools required:
13 5 020
37 1 151
37 1 152
WARNING: Danger of poisoning if oil is ingested/absorbed through the
skin!
Risk of injury if oil comes into contact with eyes and skin!
IMPORTANT: Adhere to the utmost cleanliness. Do not allow any dirt to
enter the hydraulic
system.
NOTE:
Replacing Shaft Seal For Right Output Shaft
Special tools required:
31 4 160
Necessary preliminary tasks:
Remove right output shaft.
Lever shaft seal (1) out of bearing block with a screwdriver (2).
Fig. 125: Identifying Shaft Seal And Screwdriver
Installing shaft seal:
NOTE: The installation protective ring (1) serves to protect the
