BMW X5: 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 diagnosis system.
Necessary preliminary tasks:
- Raise luggage compartment floor trim
Release screws (1).
Remove battery cover (2) towards top.
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Fig. 11: Identifying Battery Cover And Screws
Disconnect connector (1).
Unscrew nuts.
Remove control unit.
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Fig. 12: Locating Nuts
REPLACING CLASSIFICATION RESISTOR FOR SERVOMOTOR (ATC 700)
IMPORTANT: Delete previous resistance values when replacing the resistor.
Using BMW diagnosis system, work through test program in accordance with instructions.
Disconnect connector (1).
Release screw (2) and remove resistor.
Tightening torque 27 00 14AZ, see TRANSFER BOX IN GENERAL.
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Fig. 13: Identifying Connector And Screws
REPLACING SERVOMOTOR (ATC 700)
IMPORTANT: After replacement, the "Repair" service function must be carried out with in the BMW diagnosis system.
Disconnect plugs (1 and 2).
Tightening torque 27 00 14AZ, see TRANSFER BOX IN GENERAL.
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Fig. 14: Identifying Plugs And Servomotor
Release screws and remove servomotor from transfer box.
Tightening torque 27 00 13AZ, see TRANSFER BOX IN GENERAL
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Fig. 15: Locating Screws
READ NEXT:
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:
Replacing Radial Shaft Seal For Drive Flange (ATC 700)
Special tools required:
23 0 490
27 1 460 DRIFT
IMPORTANT: After completing work, check gear oil level, see
Replenishing /Changing
Transfer Case Oil (ATC 700) and top up if necessary.
Use only a
SEE MORE:
Convenient-Start System - System Functions
The convenient-start system allows the engine to be started in a
user-friendly manner as the starter motor
automatically remains engaged until the engine is running.
When the START-STOP button is pressed, the CAS control unit first activates
terminal 15. The relief relay for
the ignition coils is
Removing And Installing/Replacing Left Or Right Head Airbag
WARNING: Read and comply with safety regulations for handling airbag
modules and
pyrotechnical belt tensioners.
Incorrect handling can activate airbag and cause injury.
A damaged head airbag must be replaced.
A damaged head airbag exhibits an impaired protective function and in
extreme cases los
