The Car Information Computer (CIC) is incorporates many innovations and new
features. The system has been
introduced to the US market on the 1 Series and the 3 Series from September of
2008 producti
Fig. 2: CIC System Block Diagram
CIC SYSTEM EXPLANATION CHART
Central information display (CID)
Car Information Computer (CIC)
User interface (BO)
Application software
Hardware
Fig. 3: Bus Ov
REMOVING AND INSTALLING/REPLACING TELEMATIC CONTROL UNIT (TCU)
(SA633/SA639)
IMPORTANT: Read and comply with notes on protection against electrical
damage (ESD
PROTECTION).
NOTE: Comply with notes and instructions on HANDLING OPTICAL WAVEGUIDES.
Necessary preliminary tasks
Clamp off BATTERY NEGAT
IMPORTANT: Read and comply with notes on HANDLING WIRING HARNESSES and
cables.
Necessary preliminary work
Close front side window completely
Disconnect BATTERY CABLE
Remove SOUND INSULATION IN FRONT DOOR
Remove LEFT-HAND OUTER DOOR HANDLE ON FRONT DOOR.
Unlock plug connections (1) and disconn