Nissan Murano Z50 (2005 year). Manual — part 151
CAN COMMUNICATION
LAN-29
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Revision: 2005 August
2005 Murano
CAN COMMUNICATION
PFP:23710
System Description
AKS004YP
CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle mul-
tiplex communication line with high data communication speed and excellent error detection ability. Many elec-
tronic control units are equipped onto a vehicle, and each control unit shares information and links with other
control units during operation (not independent). In CAN communication, control units are connected with 2
communication lines (CAN H line, CAN L line) allowing a high rate of information transmission with less wiring.
Each control unit transmits/receives data but selectively reads required data only.
CAN Communication Unit
AKS00ASC
Go to CAN system, when selecting your CAN system type from the following table.
×
: Applicable
Body type
Wagon
Axle
2WD
AWD
Engine
VQ35DE
Transmission
CVT
Brake control
ABS
VDC
ABS
VDC
Automatic drive positioner
×
×
×
×
×
×
×
×
Intelligent Key system
×
×
×
×
×
×
×
×
Low tire pressure warning system
×
×
×
×
Navigation system
×
×
×
×
CAN system type
1
2
3
4
5
6
7
8
9
10
CAN system trouble diagnosis
LAN-30
[CAN]
CAN COMMUNICATION
Revision: 2005 August
2005 Murano
TYPE 1/TYPE 2/TYPE 3
System Diagram
●
Type1
●
Type2
●
Type3
PKIB4539E
PKIB4540E
PKIB4541E
CAN COMMUNICATION
LAN-31
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Revision: 2005 August
2005 Murano
Input/output Signal Chart
T: Transmit R: Receive
Signals
ECM
Intelli-
gent
Key
unit
TCM
BCM
Dis-
play
unit
Dis-
play
control
unit
Uni-
fied
meter
and A/
C amp.
Driver
seat
control
unit
ABS
actua-
tor and
elec-
tric unit
(con-
trol
unit)
IPDM
E/R
A/C compressor request signal
T
R
Accelerator pedal position signal
T
R
ASCD CRUISE lamp signal
T
R
ASCD SET lamp signal
T
R
Closed throttle position signal
T
R
Cooling fan speed request signal
T
R
Engine and CVT integrated control
signal
T
R
R
T
Engine coolant temperature signal
T
R
Engine speed signal
T
R
R
R
R
Engine status signal
T
R
Fuel consumption monitor signal
T
R
R
R
T
Malfunction indicator lamp signal
T
R
Wide open throttle position signal
T
R
Door lock/unlock request signal
T
R
Hazard request signal
T
R
Hazard warning lamp request sig-
nal
T
R
Ignition knob switch signal
T
R
Panic alarm request signal
T
R
Power window open request signal
T
R
Starter permission signal
T
R
CVT self-diagnosis signal
R
T
Input shaft revolution signal
R
T
Output shaft revolution signal
R
T
CVT position indicator signal
T
R
Manual mode indicator signal
T
R
P range signal
T
R
Second position indicator signal
T
R
Door lock/unlock status signal
R
T
Door switch signal
R
T
R
R
R
R
R
A/C switch signal
R
T
Blower fan motor switch signal
R
T
Buzzer output signal
T
R
Front fog lights request signal
T
R
Front wiper request signal
T
R
High beam request signal
T
R
R
LAN-32
[CAN]
CAN COMMUNICATION
Revision: 2005 August
2005 Murano
Horn chirp signal
T
R
Ignition switch signal
T
R
R
Key fob door unlock signal
T
R
Key fob ID signal
T
R
Key switch signal
T
R
Low beam request signal
T
R
Oil pressure switch signal
T
R
R
T
Position lights request signal
T
R
R
Rear window defogger switch sig-
nal
T
R
Sleep request 1 signal
T
R
Sleep request 2 signal
T
R
System setting signal
R
T
T
R
T
R
R
T
Theft warning horn request signal
T
R
Turn indicator signal
T
R
A/C switch/indicator signal
T
T
R
R
R
T
Distance to empty signal
R
R
T
Fuel level low warning signal
R
R
T
Vehicle speed signal
R
R
T
R
R
R
R
T
R
Seat belt buckle switch signal
R
T
Manual mode shift down signal
R
T
Manual mode shift up signal
R
T
Manual mode signal
R
T
Not manual mode signal
R
T
Second position signal
R
T
Stop lamp switch signal
R
T
Fuel level sensor signal
R
T
ABS warning lamp signal
R
T
Brake warning lamp signal
R
T
ABS operation signal
R
T
Rear window defogger control sig-
nal
R
R
R
T
Front wiper stop position signal
R
T
High beam status signal
R
T
Low beam status signal
R
T
Signals
ECM
Intelli-
gent
Key
unit
TCM
BCM
Dis-
play
unit
Dis-
play
control
unit
Uni-
fied
meter
and A/
C amp.
Driver
seat
control
unit
ABS
actua-
tor and
elec-
tric unit
(con-
trol
unit)
IPDM
E/R
CAN COMMUNICATION
LAN-33
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Revision: 2005 August
2005 Murano
TYPE 4/TYPE 5
System Diagram
●
Type4
●
Type5
Input/output Signal Chart
T: Transmit R: Receive
PKIB4542E
PKIB4543E
Signals
ECM
Intelli-
gent
Key
unit
TCM
Low
tire
pres-
sure
warn-
ing
con-
trol
unit
BCM
Dis-
play
unit
Dis-
play
con-
trol
unit
Uni-
fied
meter
and
A/C
amp.
Steer-
ing
angle
sen-
sor
Driver
seat
con-
trol
unit
ABS
actu-
ator
and
elec-
tric
unit
(con-
trol
unit)
IPDM
E/R
A/C compressor request signal
T
R
Accelerator pedal position signal
T
R
R
ASCD CRUISE lamp signal
T
R
ASCD SET lamp signal
T
R
Closed throttle position signal
T
R
Cooling fan speed request signal
T
R
LAN-34
[CAN]
CAN COMMUNICATION
Revision: 2005 August
2005 Murano
Engine and CVT integrated con-
trol signal
T
R
R
T
Engine coolant temperature sig-
nal
T
R
Engine speed signal
T
R
R
R
R
R
Engine status signal
T
R
Fuel consumption monitor signal
T
R
R
R
T
Malfunction indicator lamp signal
T
R
Wide open throttle position signal
T
R
Door lock/unlock request signal
T
R
Hazard request signal
T
R
Hazard warning lamp request sig-
nal
T
R
Ignition knob switch signal
T
R
Panic alarm request signal
T
R
Power window open request sig-
nal
T
R
Starter permission signal
T
R
CVT self-diagnosis signal
R
T
Input shaft revolution signal
R
T
Output shaft revolution signal
R
T
CVT position indicator signal
T
R
R
Manual mode indicator signal
T
R
P range signal
T
R
R
Second position indicator signal
T
R
R
Tire pressure data signal
T
R
R
Tire pressure signal
T
R
Door lock/unlock status signal
R
T
Door switch signal
R
T
R
R
R
R
R
A/C switch signal
R
T
Blower fan motor switch signal
R
T
Buzzer output signal
T
R
Front fog lights request signal
T
R
Front wiper request signal
T
R
High beam request signal
T
R
R
Horn chirp signal
T
R
Ignition switch signal
T
R
R
Key fob door unlock signal
T
R
Signals
ECM
Intelli-
gent
Key
unit
TCM
Low
tire
pres-
sure
warn-
ing
con-
trol
unit
BCM
Dis-
play
unit
Dis-
play
con-
trol
unit
Uni-
fied
meter
and
A/C
amp.
Steer-
ing
angle
sen-
sor
Driver
seat
con-
trol
unit
ABS
actu-
ator
and
elec-
tric
unit
(con-
trol
unit)
IPDM
E/R
CAN COMMUNICATION
LAN-35
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Revision: 2005 August
2005 Murano
Key fob ID signal
T
R
Key switch signal
T
R
Low beam request signal
T
R
Oil pressure switch signal
T
R
R
T
Position lights request signal
T
R
R
Rear window defogger switch sig-
nal
T
R
Sleep request 1 signal
T
R
Sleep request 2 signal
T
R
System setting signal
R
T
T
R
T
R
R
T
Theft warning horn request signal
T
R
Turn indicator signal
T
R
A/C switch/indicator signal
T
T
R
R
R
T
Distance to empty signal
R
R
T
Fuel level low warning signal
R
R
T
Vehicle speed signal
R
R
T
R
R
R
R
R
T
R
Seat belt buckle switch signal
R
T
Manual mode shift down signal
R
T
Manual mode shift up signal
R
T
Manual mode signal
R
T
Not manual mode signal
R
T
Second position signal
R
T
Stop lamp switch signal
R
T
Fuel level sensor signal
R
T
Steering angle sensor signal
T
R
ABS warning lamp signal
R
T
Brake warning lamp signal
R
T
SLIP indicator lamp signal
R
T
VDC OFF indicator lamp signal
R
T
VDC operation signal
R
T
Rear window defogger control sig-
nal
R
R
R
T
Front wiper stop position signal
R
T
High beam status signal
R
T
Low beam status signal
R
T
Signals
ECM
Intelli-
gent
Key
unit
TCM
Low
tire
pres-
sure
warn-
ing
con-
trol
unit
BCM
Dis-
play
unit
Dis-
play
con-
trol
unit
Uni-
fied
meter
and
A/C
amp.
Steer-
ing
angle
sen-
sor
Driver
seat
con-
trol
unit
ABS
actu-
ator
and
elec-
tric
unit
(con-
trol
unit)
IPDM
E/R
LAN-36
[CAN]
CAN COMMUNICATION
Revision: 2005 August
2005 Murano
TYPE 6/TYPE 7/TYPE 8
System Diagram
●
Type6
●
Type7
●
Type8
PKIB4544E
PKIB4545E
PKIB4546E
CAN COMMUNICATION
LAN-37
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Revision: 2005 August
2005 Murano
Input/output Signal Chart
T: Transmit R: Receive
Signals
ECM
Intelli-
gent
Key
unit
TCM
BCM
Dis-
play
unit
Dis-
play
con-
trol
unit
Uni-
fied
meter
and A/
C
amp.
Driver
seat
con-
trol
unit
AWD
con-
trol
unit
ABS
actua-
tor
and
elec-
tric
unit
(con-
trol
unit)
IPDM
E/R
A/C compressor request signal
T
R
Accelerator pedal position signal
T
R
R
ASCD CRUISE lamp signal
T
R
ASCD SET lamp signal
T
R
Closed throttle position signal
T
R
Cooling fan speed request signal
T
R
Engine and CVT integrated con-
trol signal
T
R
R
T
Engine coolant temperature sig-
nal
T
R
Engine speed signal
T
R
R
R
R
R
Engine status signal
T
R
Fuel consumption monitor signal
T
R
R
R
T
Malfunction indicator lamp signal
T
R
Wide open throttle position signal
T
R
Door lock/unlock request signal
T
R
Hazard request signal
T
R
Hazard warning lamp request
signal
T
R
Ignition knob switch signal
T
R
Panic alarm request signal
T
R
Power window open request sig-
nal
T
R
Starter permission signal
T
R
CVT self-diagnosis signal
R
T
Input shaft revolution signal
R
T
Output shaft revolution signal
R
T
CVT position indicator signal
T
R
Manual mode indicator signal
T
R
P range signal
T
R
Second position indicator signal
T
R
Door lock/unlock status signal
R
T
Door switch signal
R
T
R
R
R
R
R
A/C switch signal
R
T
Blower fan motor switch signal
R
T
Buzzer output signal
T
R
Front fog lights request signal
T
R
LAN-38
[CAN]
CAN COMMUNICATION
Revision: 2005 August
2005 Murano
Front wiper request signal
T
R
High beam request signal
T
R
R
Horn chirp signal
T
R
Ignition switch signal
T
R
R
Key fob door unlock signal
T
R
Key fob ID signal
T
R
Key switch signal
T
R
Low beam request signal
T
R
Oil pressure switch signal
T
R
R
T
Position lights request signal
T
R
R
Rear window defogger switch
signal
T
R
Sleep request 1 signal
T
R
Sleep request 2 signal
T
R
System setting signal
R
T
T
R
T
R
R
T
Theft warning horn request sig-
nal
T
R
Turn indicator signal
T
R
A/C switch/indicator signal
T
T
R
R
R
T
Distance to empty signal
R
R
T
Fuel level low warning signal
R
R
T
Vehicle speed signal
R
R
R
T
R
R
R
R
T
R
Seat belt buckle switch signal
R
T
Manual mode shift down signal
R
T
Manual mode shift up signal
R
T
Manual mode signal
R
T
Not manual mode signal
R
T
Second position signal
R
T
Stop lamp switch signal
R
T
R
T
Fuel level sensor signal
R
T
AWD lock switch signal
T
R
Parking brake switch signal
T
R
AWD lock indicator lamp signal
R
T
AWD warning lamp signal
R
T
Signals
ECM
Intelli-
gent
Key
unit
TCM
BCM
Dis-
play
unit
Dis-
play
con-
trol
unit
Uni-
fied
meter
and A/
C
amp.
Driver
seat
con-
trol
unit
AWD
con-
trol
unit
ABS
actua-
tor
and
elec-
tric
unit
(con-
trol
unit)
IPDM
E/R
CAN COMMUNICATION
LAN-39
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Revision: 2005 August
2005 Murano
TYPE 9/TYPE 10
System Diagram
●
Type9
●
Type10
ABS warning lamp signal
R
T
Brake warning lamp signal
R
T
ABS operation signal
R
T
Rear window defogger control
signal
R
R
R
T
Front wiper stop position signal
R
T
High beam status signal
R
T
Low beam status signal
R
T
Signals
ECM
Intelli-
gent
Key
unit
TCM
BCM
Dis-
play
unit
Dis-
play
con-
trol
unit
Uni-
fied
meter
and A/
C
amp.
Driver
seat
con-
trol
unit
AWD
con-
trol
unit
ABS
actua-
tor
and
elec-
tric
unit
(con-
trol
unit)
IPDM
E/R
PKIB4547E
PKIB4548E
LAN-40
[CAN]
CAN COMMUNICATION
Revision: 2005 August
2005 Murano
Input/output Signal Chart
T: Transmit R: Receive
Signals
ECM
Intel-
ligen
t Key
unit
TCM
Low
tire
pres-
sure
warn
ing
con-
trol
unit
BCM
Dis-
play
unit
Dis-
play
con-
trol
unit
Uni-
fied
mete
r and
A/C
amp.
Steer
ing
angl
e
sen-
sor
Drive
r
seat
con-
trol
unit
AWD
con-
trol
unit
ABS
actu-
ator
and
elec-
tric
unit
(con-
trol
unit)
IPD
M E/
R
A/C compressor request signal
T
R
Accelerator pedal position signal
T
R
R
R
ASCD CRUISE lamp signal
T
R
ASCD SET lamp signal
T
R
Closed throttle position signal
T
R
Cooling fan speed request signal
T
R
Engine and CVT integrated control
signal
T
R
R
T
Engine coolant temperature signal
T
R
Engine speed signal
T
R
R
R
R
R
R
Engine status signal
T
R
Fuel consumption monitor signal
T
R
R
R
T
Malfunction indicator lamp signal
T
R
Wide open throttle position signal
T
R
Door lock/unlock request signal
T
R
Hazard request signal
T
R
Hazard warning lamp request sig-
nal
T
R
Ignition knob switch signal
T
R
Panic alarm request signal
T
R
Power window open request signal
T
R
Starter permission signal
T
R
CVT self-diagnosis signal
R
T
Input shaft revolution signal
R
T
Output shaft revolution signal
R
T
CVT position indicator signal
T
R
R
Manual mode indicator signal
T
R
P range signal
T
R
R
Second position indicator signal
T
R
R
Tire pressure data signal
T
R
R
Tire pressure signal
T
R
Door lock/unlock status signal
R
T
Door switch signal
R
T
R
R
R
R
R
A/C switch signal
R
T
Blower fan motor switch signal
R
T
Buzzer output signal
T
R
CAN COMMUNICATION
LAN-41
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Revision: 2005 August
2005 Murano
Front fog lights request signal
T
R
Front wiper request signal
T
R
High beam request signal
T
R
R
Horn chirp signal
T
R
Ignition switch signal
T
R
R
Key fob door unlock signal
T
R
Key fob ID signal
T
R
Key switch signal
T
R
Low beam request signal
T
R
Oil pressure switch signal
T
R
R
T
Position lights request signal
T
R
R
Rear window defogger switch sig-
nal
T
R
Sleep request 1 signal
T
R
Sleep request 2 signal
T
R
System setting signal
R
T
T
R
T
R
R
T
Theft warning horn request signal
T
R
Turn indicator signal
T
R
A/C switch/indicator signal
T
T
R
R
R
T
Distance to empty signal
R
R
T
Fuel level low warning signal
R
R
T
Vehicle speed signal
R
R
R
T
R
R
R
R
R
T
R
Seat belt buckle switch signal
R
T
Manual mode shift down signal
R
T
Manual mode shift up signal
R
T
Manual mode signal
R
T
Not manual mode signal
R
T
Second position signal
R
T
Stop lamp switch signal
R
T
R
T
Fuel level sensor signal
R
T
AWD lock switch signal
T
R
Parking brake switch signal
T
R
Steering angle sensor signal
T
R
AWD lock indicator lamp signal
R
T
Signals
ECM
Intel-
ligen
t Key
unit
TCM
Low
tire
pres-
sure
warn
ing
con-
trol
unit
BCM
Dis-
play
unit
Dis-
play
con-
trol
unit
Uni-
fied
mete
r and
A/C
amp.
Steer
ing
angl
e
sen-
sor
Drive
r
seat
con-
trol
unit
AWD
con-
trol
unit
ABS
actu-
ator
and
elec-
tric
unit
(con-
trol
unit)
IPD
M E/
R
LAN-42
[CAN]
CAN COMMUNICATION
Revision: 2005 August
2005 Murano
AWD warning lamp signal
R
T
ABS warning lamp signal
R
T
Brake warning lamp signal
R
T
SLIP indicator lamp signal
R
T
VDC OFF indicator lamp signal
R
T
VDC operation signal
R
T
Rear window defogger control sig-
nal
R
R
R
T
Front wiper stop position signal
R
T
High beam status signal
R
T
Low beam status signal
R
T
Signals
ECM
Intel-
ligen
t Key
unit
TCM
Low
tire
pres-
sure
warn
ing
con-
trol
unit
BCM
Dis-
play
unit
Dis-
play
con-
trol
unit
Uni-
fied
mete
r and
A/C
amp.
Steer
ing
angl
e
sen-
sor
Drive
r
seat
con-
trol
unit
AWD
con-
trol
unit
ABS
actu-
ator
and
elec-
tric
unit
(con-
trol
unit)
IPD
M E/
R
CAN SYSTEM (TYPE 1)
LAN-43
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Revision: 2005 August
2005 Murano
CAN SYSTEM (TYPE 1)
PFP:23710
Component Parts and Harness Connector Location
AKS0068T
PKIB6914E
LAN-44
[CAN]
CAN SYSTEM (TYPE 1)
Revision: 2005 August
2005 Murano
Schematic
AKS0069A
TKWB0821E
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