1

2010 ELECTRICAL ARCHITECTURE

AFTER - SALES TECHNICAL TRAINING

3

OBJECTIVES

At the end of this training course, you should be able to:



identify the main components of a 2010 electrical architecture.



to explain the main functions and give the characteristics of the
electrical power supplies protection and management module.



to explain the main functions and give the characteristics of the
engine ancillaries ECU.



to explain the main functions and give the characteristics of the
built-in systems interface.



to identify the different networks used on the 2010 electrical
architecture.



to identify the different 2010 electrical architecture power supplies



to explain the future lines of the 2010 electrical architecture.

5

CONTENTS

Electrical architecture

Standby / wake-up

Power economy mode

Diagnostic

Adaptable technologies

The engine ancillaries ECU

Introduction

The built-in systems interface

Multiplexed architecture

7

INTRODUCTION

CHANGES IN THE NUMBER OF ECU

VAN or Dual VAN CAN
network

CAN LS

CAN HS Inter-system (I/S)

LIN Network

Average number of ECU per architecture type

0

5

10

15

20

25

30

35

2000

Picasso

Xsara

BSI

Berlingo

1999

1999

2000

Restyled

Xsara

2003

307

COM 2000

Restyled

Berlingo

307

2001

2001

2002

2003

C4

Picasso

308

Berlingo 308

cabriolet

2006

2007

2008

2008

C4

3-doors

C4

5-doors

307

CAN

Restyled

307

C4

CAN

2004

2004

2004

2005

2006

Restyled

Xsara

Picasso

COM 2000

8

INTRODUCTION

2004-2007 ELECTRICAL ARCHITECTURE

Average number of ECUs per architecture type

9

MULTIPLEXED ARCHITECTURE

2010 ELECTRICAL ARCHITECTURE

Gateway module between CAN
networks

LIN network components

BSI

L

IN

B

S

I 1

X

X

X

X

LIN

CLIM

CLIM

PDPC

PDPC

CAN COMF

AFIL

AFIL

C

A

N

L

A

S

CAV

CAV

BCP

BCP

CAN I/S

ENGINE

ECU

ENGINE

ECU

ESP

ESP

LIN

LIN

LIN

LIN

LIN

LIN

MUX

control

panel

MUX

control

panel

Radio

Radio

INF / ENT CAN

LIN

LIN

LIN

CAN BODY

STEERING

COLUMN

CONTROLS

STEERING

COLUMN

CONTROLS

BSM

BSM

LIN

LIN

L

IN

B

S

I 2

X

X

X

X

10

THE CAN HIGH SPEED LAS (RUNNING GEAR) NETWORK

MULTIPLEXED ARCHITECTURE

ARTIV

(Inter-Vehicle

Compliance Support)

ARTIV

(Inter-Vehicle

Compliance Support)

BSM

BSM

CAV

CAV

ESP

ESP

DIREC

DIREC

The CAN running gear network is only fitted if the vehicle is fitted
with ACC (Adaptative Cruise Control) and ARTIV (Vehicle distance
alert system).

HY module

HY module

Triple

sensor

Triple

sensor

ACC

ACC

ARTIV

ARTIV

CAV

CAV

ESP

ESP

CAN LAS

DAE

Electric

power

steering

pump

DAE

Electric

power

steering

pump

HY 2011

module

HY 2011

module

Triple

sensor

Triple

sensor

ACC 2011

ACC

2011

XXX *

XXX *

L

IN

B

S

M

Components of the BSM
(Engine ancillaries ECU)
LIN

Termination resistance

BSM

BSM

11

MULTIPLEXED ARCHITECTURE

THE CAN HIGH SPEED I/S NETWORK (INTERSYSTEM)

Without LAS (Running gear) network

FSE

(1)

FSE

(1)

TPD

TPD

HY 2011

module

HY

2011

module

DAE

Electric power

steering pump

DAE

Electric power

steering pump

CAV

CAV

ABS /

ESP

ABS /

ESP

BCP

BCP

Right

headligh

t

Right

headligh

t

Left

headligh

t

Left

headligh

t

H

E

A

D

L

IG

H

T

L

IN

ENGINE

ECU

ENGINE

ECU

Alternator

Alternator

SST

SST

Alternator

Alternator

OR

E

n

g

in

e

E

C

U

L

IN

(D

V

D

W

E

n

g

in

e

)

BSI
(1)

BSI
(1)

CAN I/S

DIAG

PLUG

DIAG

PLUG

GB

(Gearbox)

GB

(Gearbox)

SUSP

SUSP

TPD

TPD

BSM

BSM

B

S

S

(E

P

e

n

g

in

e

)

Termination resistance

Line termination resistance in the
EPB if fitted to the vehicle

(1)

Components of the engine ECU LIN
networks

HEADLIGHT LIN network components

In case of ACC or ARTIV

12

MULTIPLEXED ARCHITECTURE

THE TERMINATION RESISTANCE

The line end resistors are located in different modules depending on the
vehicle options.

Vehicle without FSE

Vehicle with FSE

CAN H

CAN L

BSI

ENGINE

ECU

60

60

60

60

CAN H

CAN L

FSE

ENGINE

ECU

60

60

60

60

13

THE CAN LOW SPEED BODY NETWORK (BODYWORK)

MULTIPLEXED ARCHITECTURE

S

C

L

IN

BCM

(CATVM)

BCM

(CATVM)

Headlights

assistance

Headlights

assistance

CAN BODY

BLM

BLM

VCI

VCI

AVE

AVE

BCM

BCM

LCE

LCE

BSM

BSM

ACC

ACC

Alarm

Alarm

BSG

OP

BSG

OP

BSG

RQ

BSG

RQ

BDCP

BDCP

BSI

BSI

STEERING

COLUMN

CONTROLS

STEERING

COLUMN

CONTROLS

ADML (Keyless Entry and Starting)

SC (steering column) LIN network
components

New AEE2010 ECU

XXX

XXX

XXX

XXX

Depending on vehicle specification
level

14

THE CAN LOW SPEED COMF NETWORK (COMFORT)

MULTIPLEXED ARCHITECTURE

PDPC (Driver's door control panel) LIN network
components

CAN COMF

CLIM

CLIM

L

IN

P

D

P

C

BDM **

BDM **

Airbag *

Airbag *

ACC

ACC

BSI

BSI

DEF

DEF

BTE

BTE

AFIL

AFIL

PDPC

PDPC

Rear RH

window

motor

Rear RH

window

motor

Passenger

window

motor

Passenger

window

motor

Rear LH

window

motor

Rear LH

window

motor

Driver

window

motor

Driver

window

motor

AFIL

Sensor

AFIL

Sensor

L

IN

A

F

IL

Network and whiteline crossover warning (AFIL) components

New AEE2010 ECU (*Migration of Body network to CONF)

XXX

XXX

XXX

XXX

SAM

MPD

SAM

MPD

CIELO

CIELO

16

THE CAN LOW SPEED INFO/ENT NETWORK (INFORMATION /

ENTERTAINMENT)

MULTIPLEXED ARCHITECTURE

Radio

Radio

EMF

EMF

INF/ENT CAN

Radio and simple
screen

DG

screen

DG

screen

Radio

Nav

Radio

Nav

INF/ENT CAN

Multimedia system

RR/LAT

VISION

RR/LAT

VISION

Depending on vehicle specification
level

INFO/ENT CAN

BCM

(CATVM)

BCM

(CATVM)

VTH

VTH

AMPLI

AMPLI

Instrument

cluster

Instrument

cluster

BSI

BSI

ACC

ACC

F MUX

F MUX

RADIO

SCREEN

RADIO

SCREEN

L

IN

F

M

U

X

LIN F MUX network component
(Multiplexed control panel)

FRONT

CONTROL PANEL

FRONT

CONTROL PANEL

REAR

CONTROL PANEL

REAR

CONTROL PANEL

If MUX control
panel

LVDS network

(1) The parking space function is incorporated into the parking radar if the blind-spot monitoring ECU is not
fitted

New AEE2010 ECU

XXX

XXX

BSG TT

BSG TT

AAS

MPD (1)

AAS

MPD (1)

NIGHT

VISION

NIGHT

VISION

BTA

BTA

17

AAS

AAS

EMF

EMF

Radio

BTA

BTA

BTA

BTA

MdS

BTA

VTH

VTH

AMPLI

AMPLI

CMB

Instrument

cluster

CMB

Instrume

nt cluster

MAE

BTC

CDPL

CDPL

BML

AVE

Badge

reader

Airbag

Airbag

Headlight

s

assistanc

e

BSG

_XX

BSG

_OP

BSR

BSG_XX

BSG_XX

BPGA

CIELO

MDP

SAM

BTEL

RD4

Radio

BTEL

RD4

Radio

EMF

BTA

MdS

BTA

MdS

BTA

AMPLI

VTH

DAE

PDPC

EMF

BTA

MdS

BTA

MdS

BTA

Alarm

GB

SUSP

CAV

BCP

BSM

STEERING

COLUMN

CONTROLS

ABS

ESP

FSE

CAN LS

Information

Entertainmen

t

AMPLI

CAN Inter-

system HS

TPD

AFIL

CLIM

BDM

BCM

BDCP

CAN HS

Running

gear

BECB

PADDGO

VTH

FMUX

Dual or

triple sensor

Distance

Alert System (ARTIV)

ACC

ARTIV

HY

XXX

XXX

Hybrid

2011

XXX

XXX

Euro 6

2012

ENGINE

ECU

LIN

LIN Network

Innovations

Wipers

CAN LS

Body

MULTIPLEXED ARCHITECTURE

CAN LS

Comfort

BTE

TNB

DEF

Night
Vision

BSG xx

BSI

19

LIN BSM

STEERING

COLUMN

CONTROLS

STEERING

COLUMN

CONTROLS

Can BODY

BSM

BSM

STEERING

COLUMN

CONTROLS

STEERING

COLUMN

CONTROLS

Can BODY

BSM

BSM

STEERING

COLUMN

CONTROLS

STEERING

COLUMN

CONTROLS

Can BODY

BSM

BSM

STEERING

COLUMN

CONTROLS

STEERING

COLUMN

CONTROLS

Can BODY

BSM

BSM

THE LIN NETWORKS

MULTIPLEXED ARCHITECTURE

LIN BSI 1

CDPL

CDPL

BCM

BCM

TNB

TNB

Wipers

Wipers

Rear LH

window

motor

Rear LH

window

motor

Front LH

window

motor

Front LH

window

motor

Rear RH

window

motor

Rear RH

window

motor

DCP LIN

Front RH

window

motor

Front RH

window

motor

Right

headlight

Right

headlight

HEADLIGHT LIN

Left

headlight

Left

headlight

Alternator

Alternator

Engine ECU LIN

xxx

xxx

xxx

xxx

STT

OR

Rear

panel

Rear

panel

Front

panel

Front

panel

LIN F MUX

VCI

VCI

SC LIN

Can
COMF

AFIL

AFIL

PDPL

PDPL

PDPC

MUX

control

panel

MUX

control

panel

INF / ENT
CAN

BSI

BSI

BECB

BECB

BPGA

BPGA

PADDGO

PADDGO

LIN BSI 2

BECB

BECB

BPGA

BPGA

PADDGO

PADDGO

LIN BSI 2

BECB

BECB

BPGA

BPGA

PADDGO

PADDGO

LIN BSI 2

BECB

BECB

BPGA

BPGA

PADDGO

PADDGO

LIN BSI 2

Sensor 6

Sensor 6

Sensor 5

Sensor 5

Sensor 3

Sensor 3

Sensor 4

Sensor 4

Sensor 2

Sensor 2

LIN AFIL

Sensor 1

Sensor 1

Sensor 6

Sensor 6

Sensor 5

Sensor 5

Sensor 3

Sensor 3

Sensor 4

Sensor 4

Sensor 2

Sensor 2

LIN AFIL

Sensor 1

Sensor 1

I/S
CAN

ENGINE

ECU

ENGINE

ECU

BCP

BCP

I/S
CAN

ENGINE

ECU

ENGINE

ECU

BCP

BCP

I/S
CAN

ENGINE

ECU

ENGINE

ECU

BCP

BCP

I/S
CAN

ENGINE

ECU

ENGINE

ECU

BCP

BCP

I/S
CAN

ENGINE

ECU

ENGINE

ECU

BCP

BCP

20

ELECTRICAL ARCHITECTURE

BSM

(With
MFRM)

BSI

MFRH

BPGA

+ CPC

(Central Power

Switch)

Permanent +

+ ACC

CAN +

+ CPC

(MFRM)

APC +

(Ignition fully on)

CPC+

Engine

ancillaries ECU (BSM)

APC +

(Ignition fully

on)

Permanent
+

+ CPC

(Central Power Switch)

CAN +

BSI

+ ACC

BSI

POWER SUPPLY SYNOPTIC

21

ELECTRICAL ARCHITECTURE

CPC + POWER SUPPLIES

Micro

BPGA

BSM

Micro

Micro

BSI

Micro

3

5

4

1

2

6

LIN network to transmit data for diagnostics

Maintains the CPC relay closed

(e.g. management of electric fan unit after the ignition is switched

off)

Enables the + CPC relay to close on request from BSI

(e.g. when there is a + APC request from the steering

lock)

Enables the relay to close and holds the CPC relay closed

(Example: On partial wake-up of the vehicle by operating the remote

control)

22

ELECTRICAL ARCHITECTURE

CAN + and ACC + POWER SUPPLIES

BSI

Micro

CAN

+

MFRH

Perm +

CAN+ relay

Perm +

CAN+ relay

CAN

+

Switched when network wakes up

Cuts of 14.5 seconds after the first standby request

Switched when ignition on (with key or starter button)

Cuts of ignition of and during starting

BSI

Micro

+ ACC

MFRH

+ CPC

(Central

Power Switch)

Accessories + relay

+ CPC

(Central Power Switch)

Accessories + relay

+ ACC

23

ELECTRICAL ARCHITECTURE

APC + POWER SUPPLIES

Switched on on request from the Immobiliser ignition on (+ APC) > BSI >
BSM

Cut-of on request by the BSI if:

• There is no request from the Immobiliser ignition on (+ APC) > BSI >

BSM

• Speed zero information is present (ABS/ESP > BSI > BSM)

BSM

Ignition fully on relay

Micro

BSI

Micro

Anti-theft

device

CPC

APC +

BPGA

BAT+

CAN BODY

24

ELECTRICAL ARCHITECTURE

PWM (PULSE WIDTH MODULATION) POWER SUPPLY TO BULBS

17%

83%

Interval = 100%

Amplitud

e of 16V

Average

voltage

0V

16V

Regulator mode

Voltage of

12V

Follower mode

12V

0V

ECO MODE

FOLLOWER

MODE

REGULATOR

MODE

0 V

26

ELECTRICAL ARCHITECTURE

BATTERY CHARGE STATUS MODULE

BECB BOSCH

BECB HELLA

All AEE2010 vehicles are fitted with the battery charge status module.
Except for AEE2010 ECO vehicles and vehicles sold in China.

27

ELECTRICAL ARCHITECTURE

ELECTRICAL POWER SUPPLY PROTECTION AND MANAGEMENT

MODULE

CPC (Central Power Switch)

Function

BFDP

(Battery Output Fuse Module)

function

28

ELECTRICAL ARCHITECTURE

THE PERMANENT LIVE FEED FROM THE BPGA

(power supplies management and

protection unit)

F2

F8

F21

F6

F19

F1

F7

F14

F5

F15

Interior Fuse and Relay Matrix

Built-in Systems Interface

Motor-driven fan control module

Motor-driven fan

ESP (Electronic Stability Program)

ESP (Electronic Stability Program)

Secondary brake

Power steering

Passenger compartment fuse box 1

Battery charge status module

+ CPC
(Central
Power
Switch)

F4

F11

F12

F16

F17

F13

F10

F3

F9

1
2

3
4
5
6

Fuse control panel 1

Built-in Systems Interface

Interior Fuse and Relay Matrix

Air conditioning front blower

Interior Fuse and Relay Matrix

Air conditioning heater unit

Pre/post heating module control

Heater

Central power hold device

BSI

(Central Power Switch (CPC) control signal)

BSM (Safety)

Earth (M1032)

BSI (LIN)

BSI (Ignition fully on APC+)

Not connected

F4

29

"Diagnostic
information"

LIN BSI

ELECTRICAL ARCHITECTURE

CPC+ power
supply

Ignition on (+APC)

Central Power Switch
(CPC)

Main relay safety

1032

BPGA

2

5

1

3

4

ACTIVATION OF CPC+:

• Request the ignition on (+APC) from the BSI
• Request Central Power Switch (CPC) control

signal from the BSI

CPC+ CUT OFF:

•

Cut-off on request by the ignition on (+APC) from the

BSI

•Cut-off of + CPC maintenance command signal from the
BSI

•Cut-off of main relay security

30

THE INTERIOR FUSE AND RELAY MATRIX (MFRH)

ELECTRICAL ARCHITECTURE

Module

B1

(MFRH)

Module B2

Module
B3

31

THE MFRH (INTERIOR FUSE AND RELAY MATRIX)

ELECTRICAL ARCHITECTURE

Perm
+

Perm +

Perm +

CPC

+

(Central Power

Switch)

CPC +

CPC +

CPC +

Perm +

CPC +

Perm
+

(BFH1)

230V socket

Perm
+

(BFH1)

Rear 12V
socket

BSI

BSI

BSI

BSI

CAN +

CAN +

According to the

equipment

According to the

equipment

32

ENGINE ANCILLARIES ECU (BSM)

• Distribution / protection
function

• Power supply function

• Gateway function

CHANGES TO THE ENGINE ANCILLARIES ECU

MFRM (Engine Fuse and Relay
Matrix)

BSM (Engine ancillaries
ECU)

+

33

ENGINE ANCILLARIES ECU (BSM)

BSM 2004 -

2007

BSM 2010

Change

Fuses

14

29

+ 107%

Pins

90

131

+ 46%

THE DISTRIBUTION / PROTECTION FUNCTION

BSM

These different changes generate:

• The introduction of new connectors

• Increase in the number of fuses

The engine ancillaries ECU is also fitted with the
«JCASE» fuse.

34

ENGINE ANCILLARIES ECU (BSM)

THE POWER SUPPLY FUNCTION

+ CPC

(Central Power Switch)

+ CPC

(Central Power Switch)

+ CPC

(Central

Power

Switch)

+ CPC

(Central Power Switch)

+ CPC

+ CPC

MFRM

xxx

xxx

Ignition

fully on

BSM

PSF1

35

ENGINE ANCILLARIES ECU (BSM)

* If the vehicle is fitted with ACC or ARTIV

THE GATEWAY FUNCTION

CAV

CAV

XXX

XXX

LIN BSM

ESP

ESP

ALARM

ALARM

CAN I/S *

CAN BODY

CAN LAS

CAN LAS

CAN LAS *

36

CHANGES TO THE BSI

BUILT-IN SYSTEMS INTERFACE (BSI)

• Distribution / protection
function

• Power supply function

• Diagnostic function

• Gateway function

• Life phases function

37

THE DISTRIBUTION / PROTECTION FUNCTION:

BUILT-IN SYSTEMS INTERFACE (BSI)

BSI 2004 -

2007

BSI 2010

Change

Fuses

16

41

+ 156%

Pins

196

310

+ 58%

These different changes generate:

• The introduction of new 60-pin
connectors,

• Increase in the number of fuses

38

BUILT-IN SYSTEMS INTERFACE (BSI)

THE POWER SUPPLY
FUNCTION

BSI

Perm +

Ignition fully

on

+ CPC

(Central Power Switch)

+ CPC

+ CPC

+ ACC

Shunt

1

1 – Before delivery

Perm +

CAN +

Perm +

+ CPC

(Central Power Switch)

Perm +

Ignition

fully on

39

BUILT-IN SYSTEMS INTERFACE (BSI)

THE GATEWAY FUNCTION

Instrument

cluster

Instrument

cluster

CLIM

CLIM

Radio

Radio

INFO/ENT CAN

BDM

BDM

ESP

ESP

ALARM

ALARM

BSM

BSM

BSI

CAN COMF

CAN I/S

CAN BODY

ENGINE

ECU

ENGINE

ECU

DIAG

PLUG

DIAG

PLUG

BPGA

BPGA

BECB

BECB

CDPL

CDPL

TNB

TNB

LIN BSI 1

LIN BSI 2

40

STANDBY / WAKE-UP

CAN HS WAKE-UP - RCD SIGNAL FROM THE BSI

CAN I/S (Inter System)

ENGINE

ECU

ENGINE

ECU

ABS

BSI

FSE

FSE

SUSP

SUSP

TPD

(Tyre

Pressure Detection)

TPD

(Tyre

Pressure Detection)

GB

GB

ESP

FSE

SUSP

TPD

(Tyre Pressure

Detection)

GB

ENGINE

ECU

BSI

ESP

RCD (Remote Wake-up)

2 V / div

500ms/div.

41

EC

U

no

t c

on

ce

rn

ed

g

o

to

s

le

ep

En

d

of

a

ct

io

n

STANDBY / WAKE-UP

WAKING THE CAN HS (HIGH SPEED)
NETWORK

Built-in Systems Interface

Remote wake-up signal

ECU receiving the RCD

(concerned by the information)

ECU receiving the RCD

(not concerned by the information)

ECU on the CAN network

(not receiving the RCD)

BS

I t

ra

ns

m

its

th

e

RC

D

sig

na

l

BS

I w

ak

e-

up

BS

I w

ak

e-

up

M

ai

n

w

ak

e-

up

b

y

th

e

BS

I

1 s

42

STANDBY / WAKE-UP

WAKING THE CAN LS NETWORK

Instrument

cluster

Instrument

cluster

BTE

BTE

F MUX

F MUX

PDPC

PDPC

CAN COMF

CAN BODY

Airbag

Airbag

AFIL

AFIL

Radio

Radio

EMF

EMF

BDCP

BDCP

Headligh

ts

assistanc

e

Headligh

ts

assistanc

e

INF / ENT CAN

BSI

CPC +

CAN
+

43

STANDBY / WAKE-UP

THE LIFE PHASES

15s

BSI

R

V

R

V

+ CAN

+ CPC

R

V

Ignition fully on

R

V

BSI wake-up

+ ACC

Ignition ON

Starter motor activation

Ignition ON

Ignition OFF

60s

Wake-up request

Network on standby

Depending on
conditions

90s

No network woken

maintained condition

60s

BSI Standby

44

POWER ECONOMY MODE

GENERAL

BECB

BSI

Standard economy

mode

OR

Harsh economy

mode

ALARM system

downgraded mode

De-activation of

the heat pre-

conditioning

De-activation of

the driving

position

management

system

A

T°

V

Current

Voltage

Temperature

ADML system

downgrade

De-activation of

the audio system

Lighting system

downgrading

45

POWER ECONOMY MODE

LIN

Networ

k

Battery
voltage

THE CHANGES

Number of

ECUs (interior)

Number of ECUs

power by battery

live feed (+)

Proportion

AEE 2004 -

2007

27

16

60%

AEE 2010

42

12

28%

46

POWER ECONOMY MODE

THE ACTIVATION CONDITIONS OF THE STANDARD ECONOMY

MODE

The standard powersave mode is activated in function :

• BSI

• The time-credit

TIME CREDIT = 0

BSI

Economy mode de-

activation range

"Standard mode"

economy mode de-

activation range

Battery temperature

B

a

tt

e

ry

c

h

a

rg

e

s

ta

tu

s

OR

• BECB

• The battery température

• The battery charge status

47

POWER ECONOMY MODE

The harsh powersave mode is activated in function :

• BSI

• Downtime of the vehicle

• BECB

• Battery temperature

• Battery charge status

• Variation of the state of filling

• Power on predicted during next starting

BSI

Economy mode de-

activation range

"Standard mode" economy

mode de-activation range

"Harsh mode" economy mode de-activation

range

Battery temperature

B

a

tt

e

ry

c

h

a

rg

e

s

ta

tu

s

THE ACTIVATION CONDITIONS OF THE HARSH ECONOMY

MODE

48

POWER ECONOMY MODE

On the LIN network: from BECB to BSI (e.g.: Battery Status
Information)

On the INF/ENT CAN network: from BSI to instrument cluster
(Warning light)

WARNINGS

Batter
y

BEC
B

BPG
A

BSI

Instrum

ent

cluster

Contact

Batter
y

BEC
B

BPG
A

BSI

Instrume

nt cluster

Contact

INF /
ENT

CAN

LIN BSI

Ignition on +

Battery

+

Central Power Switch +

Ignition on +

Battery

+

51

DIAGNOSTIC

THE DIAGNOSTIC PLUG

Tool

CAN IS

Diag

plug

DIAG CAN

CAN IS

BSI

BSM

CAN BODY

INFO ENT CAN

LIN

CAN

COMF

CAN

LAS

ESP

53

DIAGNOSTIC

THE DIAGNOSTIC GATEWAYS

CAN Diagnostic

level 1

CAN Diagnostic

level 2

CAN Diagnostic

level 3

B

S

I

tr

a

n

sm

is

si

o

n

C

A

N

H

S

t

ra

n

sm

is

si

o

n

S

ta

rt

o

f

d

ia

g

n

o

st

ic

E

n

d

o

f

d

ia

g

n

o

st

ic

P

D

P

C

tr

a

n

sm

is

si

o

n

C

A

N

L

S

t

ra

n

sm

is

si

o

n

In

fo

rm

a

ti

o

n

tr

a

n

sm

is

si

o

n

LI

N

t

ra

n

sm

is

si

o

n

P

D

P

C

t

ra

n

sm

is

si

o

n

LI

N

t

ra

n

sm

is

si

o

n

B

S

I

tr

a

n

sm

is

si

o

n

C

A

N

L

S

t

ra

n

sm

is

si

o

n

C

A

N

H

S

t

ra

n

sm

is

si

o

n

54

THE ADAPTABLE TECHNOLOGIES

MOST

The MOST
multimedi

a network

55

THE ADAPTABLE TECHNOLOGIES

FLEXRAY

Main specifications:

• maximum speed: 20 Mits/s,
• frames of up to 254 data bytes,
• fault tolerance systems,
• operationalability (2 hard-wired
networks each with two lines)

56

GLOSSARY

57

GLOSSARY