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
WARNING: Read and comply with SAFETY REGULATIONS for handling airbag
modules and pyrotechnical belt tensioners.
Incorrect handling may result in activation of the crash-active head
restraint and thereby cause injuries.
Switch off ignition!
Necessary preliminary work
Clamp off BATTERY NEGATIVE LEA
REPLACING VOLTAGE REGULATOR
Necessary preliminary tasks
Switch off ignition
Disconnect battery negative lead
See NOTES/INFORMATION ON REMOVING AND INSTALLING CONTROL UNITS
Remove alternator
Bosch
Release protective caps (1).
Fig. 52: Identifying Protective Caps
Bosch
Release screw (1) and nut