11 37 700 Replacing Control Unit (VALVETRONIC)
WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
Switch off ignition.
Disconnect battery leads. See 12 00... INSTRUCTIONS FOR DISCONNECTING AND CONNECTING BATTERY .
CAUTION:
Follow instructions for removing and installing electronic control units
. See 12 00 ... INSTRUCTIONS FOR REMOVING AND INSTALLING ELECTRONIC CONTROL UNITS
.
Observe following instructions before replacing control unit:
Program control unit . See 12 14 705 PROGRAMMING CONTROL UNIT (DME / DDE) .
Remove right fresh air duct . See 64 31 053 REMOVING AND INSTALLING OR REPLACING FRESH AIR DUCT .
Release screw and remove holder (1).
Release screws and remove cover (2) from control unit box.
NOTE:
Release screws on seal (3) only when removing wiring harness.
Installation:
Insert tabs (1) in openings (2) and close cover.
Unlock and detach plug connections on Valvetronic control unit (1).
Remove Valvetronic control unit (1).
NOTE:
Interrogate fault memory of DME control unit.
Check stored fault messages.
Rectify faults.
Then clear fault memory.