BMW 7 Series: System Overview
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 Overview E9x And E8x (Not Including E83, E85, E86) Model Series,
CIC
BUS EXPLANATION CHART
ACSM - Advanced crash and safety management
CAS - Car access system
CDC - CD changer
CID - Central information display
CIC - Car Information Computer
CON - Controller
FS - MOST direct access
JB - Junction box
SDARS - Satellite radio tuner
TCU - Telematics Control Unit
TOP-HiFI - Top-HiFi amplifier
SBX-High - USB interface box High
Fig. 4: CIC System Circuit Diagram, In E9x And E8x Model Series (Not
Including E83, E85, E86)
CIC SYSTEM EXPLANATION CHART
- Instrument cluster
- Dynamic stability control
- Junction box
- Central information display
- Car Information Computer
- USB Import/Export jack, glove compartment
- Future antenna expansion
- Microphone for hands-free facility
- Controller
- AF output for audio jack (standard equipment) if no USB Audio interface
is installed
- Antenna diversity module with antenna amplifier
- MOST distributor in rear area
- OBD interface (including Ethernet connection to CIC)
- AF signals to speakers
- MOST direct access
- Footwell module
- Steering column switch cluster
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Fig. 5: Front View Of CIC
The design principle of the CIC is similar to a personal computer, the Car
Information Computer contains a
processor, RAM (memory) modules and other peripheral components.
Fig. 11: Individual Replaceable Components Of Car Information Computer
CIC COMPONENTS EXPLANATION CHART
Replaceable device CIC
DVD/CD player including CIC housing cover
Front panel
Hard disk dri
SEE MORE:
Read and comply with GENERAL INFORMATION.
The needle stamping system 360 - VRM - BMW is required to stamp the vehicle
identification number.
Order number: 81 43 2 155 736
Sourcing reference:
BMW Workshop Equipment Catalogue.
Fig. 69: Identifying Display, Mains Adapter, Needle Stamping Unit,
Notes
IMPORTANT: All adjusting procedures on the chain drive must be observed.
A timing chain which is tensioned too tautly can cause noises in the chain
drive.
A timing chain that is too slack can cause the timing chain to jump.
Risk of damage in oil pump drive.
Necessary preliminary work
DRAI