MOST

Ethernet

PT-CAN

PT-CAN2

K-CAN

FlexRay

Local-CAN

D-CAN

K-Bus

(protocol)

BSD

LIN-Bus

5

K-CAN2

5

PT-CAN

K-CAN

K-CAN2

5

FRM

FZD

IHKA

EHC

SMBFH

SMFAH

HKL

SMFA

SMBF

FKA

HUD

CID

FD

FD2

TRSVC

HiFi

VSW

HSR

ICM

AL

SWW

CON

ULF-SBX

High

SDARS

TCU

TOP HiFi

DVD

RSE Mid

EMA LI

EMA RE

DSC

SZL

NVE

KAFAS

EMF

GWS

EKPS

EGS

TPMS

CIC

EDC SVR

EDC SHR

EDC SVL

EDC SHL

VDM

JB

PDC

CAS

S

S

KOMBI

ACSM

DME

S

ZGM

S

Klemme 30

Klemme 30F

Klemme 15N

Klemme 30B

Klemme 30B

W

W

W

W

W

W

W

W

W

W

W

W

W

W

Index

Explanation

Index

Explanation

ACSM

Advanced Crash

Safety Module

EKPS

Electric Fuel Pump

AL

Active Steering

EMA LI

Electrically motorized reel, left

CAS

Car Access System (CAS 4)

EMA RE Electrically motorized reel, right

CIC

Car Information Computer

EMF

Electromechanical

Parking Brake

CID

Central Information Display

FD

Rear Display

CON

Controller

FD2

Rear Display 2

DME

Digital Motor Electronics

FKA

Rear compartment,

heating/air conditioning

DSC

Dynamic Stability Control

FRM

Footwell Module

DVD

Digital Video Disc

FZD

Roof Functions Center

EDC SHL

Electronic Damping Control

(Satellite rear left)

GWS

Gear Selector Lever

EDC SHR

Electronic Damping Control

(Satellite rear right)

HiFi

HiFi Amplifier

EDC SVL

Electronic Damping Control

(Satellite front left)

HKL

Trunk Lid lift

EDC SVR

Electronic Damping Control

(Satellite front right)

HSR

Rear axle drift angle control

(Rear Steering Control module)

EGS

Electronic Transmission Control

HUD

Head Up Display

EHC

Electronic Height Control

ICM

Integrated Chassis

Management

Index

Explanation

Index

Explanation

IHKA

Integrated Heating and

Air Conditioning

SMFAH

Seat Module, driver’s side rear

JB

Junction Box Electronics

SWW

Lane change warning

(Active Blind Spot Detection)

KAFAS

Camera Assisted Driver

Assistance Systems

SZL

Steering column switch cluster

KOMBI

Instrument Cluster

TCU

Telematics Control Unit

NVE

Night Vision Electronics

TOP-HIFI

TOP-HiFi Amplifier

PDC

Park Distance Control

TPMS

Tire Pressure

Monitoring System

OBD

On Board Diagnostic

Connector

TRSVC

Top Rear Side View Camera

Module for rear/side view cam

RSE

Rear Seat Entertainment

(Mid)

ULF-SBX

High

Interface box, high version

SDARS

Satellite Radio

VDM

Vertical Dynamics

Management

SMBF

Seat Module, passenger

VSW

Video Switch

SMBFH

Seat Module,

passenger’s side rear

ZGM

Central Gateway Module

SMFA

Seat Module, driver

Star coupler - distributor for

the FlexRay connections in the

central gateway module.

The wake-authorized control
units are shown on the bus
diagram by a rising-edge
symbol.

Startup node -control units re-
sponsible for starting up and
synchronizing the FlexRay bus
system.

The wake-capable control
units are identified with a "W".
These control units are woken
up via a wake-up line.

7 Series - Bus System Overview

F01/F02 from 11/08

F01/ F02 Bus System Overview Legend

PT-CAN

K-CAN

K-CAN2

FRM

FZD

IHKA

SM BFH

SM FAH

SM FA

SM BF

SZL

JB

PDC

CAS

ACSM

DME

ZGM

TMSL

TMSR

TMSL

ASPBF

ASPFA

SBSTFAH

SBSTFA

SBSTBFH

SBSTBF

SBTFA

BEL

BEFAS

FBD

SBTBFH

SRTBFH

SBTFAH

SRTFAH

SORO

SBSFA

SBSFAH

SBSBF

SBSBFH

16x

OC-3

IBS

ZWP

MFL

LRE

SINE

RLBSS

WM

GDO

ISP

SSH

4x

AUC

TPMS

Antenna

Triggers

4x

Index

Explanation

ACSM

Advanced Crash Safety Module

ASPBF

Outside mirror, passenger

ASPFA

Outside mirror, driver

AUC

Automatic recirculated air control

BEFAS

Driver assistance systems operating unit

BEL

Light operating unit

CAS

Car Access System

DME

Digital Motor Electronics

FBD

Remote Control Services

FRM

Footwell Module

FZD

Roof Functions Center

GDO

Garage door opener

IBS

Intelligent Battery Sensor

IHKA

Integrated Heating and Air Conditioning, automatic

ISP

Interior Mirror

JB

Junction Box Electronics

LRE

Steering Wheel Electronics

MFL

Multi-function Steering Wheel

OC-3

Seat Occupancy Detection, front passenger

PDC

Park Distance Control

RLSBS

Rain-light-solar-condensation sensor

SBSBF

Switch block for seat adjustment, passenger

SBSBFH

Switch block for seat adjustment, passenger’s side rear

SBSFA

Switch block for seat adjustment, driver

Index

Explanation

SBSFAH

Switch block for seat adjustment, driver’s side rear

SBSTBF

Switch block for seat memory, passenger

SBSTBFH

Switch block for seat memory, passenger’s side rear

SBSTFA

Switch block for seat memory, driver

SBSTFAH

Switch block for seat memory, driver’s side rear

SBTBFH

Switch block for windows, passenger’s side rear

SBTFA

Switch block for windows, driver

SBTFAH

Switch block for windows, driver’s side rear

SINE

Alarm Siren

SMBF

Seat Module, passenger

SMBFH

Seat Module, passenger’s side rear

SMFA

Seat Module, driver

SMFAH

Seat Module, driver’s side rear

SORO

Roller sunblind

SRTBFH

Roller sunblind switch, passenger’s side rear

SRTFAH

Roller sunblind switch, driver’s side rear

SSH

Seat heating switch

SZL

Steering column switch cluster

TMSL

Headlight module, left

TMSR

Headlight module, right

TPMS

Tire Pressure Monitoring System

WM

Wiper Motor/module

ZGM

Central Gateway Module

ZWP

Auxiliary water pump

LIN-Bus System Overview

F01/F02 from 11/08

F01/ F02 LIN-Bus System Overview Legend

Antenna

Triggers

4x

TPMS

3/06

BMW

Technical Training

7 Series - Bus System Overview

E65/E66 from 3/05 - 8/08

BMW

Technical Training

7 Series - Bus System Overview

E65/E66 from 4/04 - 2/05

BMW

Technical Training

7 Series - Bus System Overview

E65/E66 up to 3/04

E-CAT

PM-FT

PM-BT

PM-SB

PM-SHD

PM-SM

GM III

LM

MID

CCM

DSP

RADIO

MFL

Cellular

Phone

20 Pin

Conector

IKE

GRII

DME

AGS

ZAE

ABS/

ASCS

IHKA

FBZV

Battery

Isolation

Switch

I-Bus

D-Bus

K-Bus

CAN-Bus

M-Bus

P-Bus

BMW

Technical Training

7 Series - Bus System Overview

E38 up to 2001

BMW

Technical Training

7 Series - Bus System Overview

E32 up to 1994