BMW X3 Service & Repair Manual: Replacing control unit (dme) (N52T)

IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION)

Necessary preliminary work:

  • Switch off ignition.
  • Disconnect BATTERY EARTH LEAD .
  • Remove ACOUSTIC COVER

IMPORTANT: FOLLOW INSTRUCTIONS FOR REMOVING AND INSTALLING CONTROL UNITS.

Replacement:

  • CARRY OUT PROGRAMMING/ENCODING

IMPORTANT: It is absolutely essential to read out the fault memory with the BMW diagnosis system and to create a fault memory printout.

Switch off ignition.

Unlock all plugs from control unit (1) and detach.

Unfasten screws (2).

Remove control unit.

Electrical

NOTE: Check stored fault messages.

Delete fault memory.

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