Nissan Pathfinder (2005 year). Instruction — part 291
CAN COMMUNICATION
LAN-27
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2005 Pathfinder
Output shaft revolution signal
R
T
A/C switch signal
R
R
T
A/C compressor request signal
T
R
Blower fan motor switch signal
R
T
Cooling fan speed request signal
T
R
A/C switch/indicator signal
T
R
R
T
Low beam request signal
T
R
Low beam status signal
R
T
High beam request signal
T
R
R
High beam status signal
R
T
Position light request signal
T
R
R
Front fog light request signal
T
R
R
Day time running light request signal
T
R
R
Sleep wake up signal
T
R
R
R
Door switch signal
R
T
R
R
R
Seat belt buckle switch signal
R
T
System setting signal
T
R
R
R
T
T
Ignition switch signal
T
R
Key switch signal
T
R
Key fob ID signal
T
R
Key fob door unlock signal
T
R
Theft warning horn request signal
T
R
Horn chirp signal
T
R
Front wiper request signal
T
R
Front wiper stop position signal
R
T
Rear window defogger switch signal
R
T
R
Rear window defogger control signal
R
R
T
Buzzer output signal
T
R
Tire pressure signal
R
T
R
Tire pressure data signal
R
T
Fuel consumption monitor signal
T
R
R
T
Fuel level sensor signal
R
T
Fuel level low warning signal
R
T
Distance to empty signal
R
T
Turn indicator signal
T
R
Brake warning lamp signal
R
T
ABS warning lamp signal
R
T
Signals
ECM
TCM
Dis-
play
control
unit
Front
air con-
trol
Steer-
ing
angle
sensor
BCM
Combi-
nation
meter
Driver
seat
control
unit
ABS
actua-
tor and
elec-
tric unit
(con-
trol
unit)
IPDM
E/R
LAN-28
[CAN]
CAN COMMUNICATION
2005 Pathfinder
TYPE 5/ TYPE 6
System diagram
●
Type 5
VDC OFF indicator lamp signal
R
T
SLIP indicator lamp signal
R
T
Malfunction indicator lamp signal
T
R
ASCD CRUISE lamp signal
T
R
ASCD SET lamp signal
T
R
ASCD operation signal
T
R
ASCD OD cancel request
T
R
A/T fluid temperature sensor signal
T
R
A/T position indicator lamp signal
T
R
P range signal
T
R
R
R
O/D OFF indicator signal
T
R
Overdrive control switch signal
R
T
1st position switch signal
R
T
Stop lamp switch signal
R
T
Vehicle speed signal
R
R
T
R
R
R
R
R
T
R
Steering angle sensor signal
T
R
Signals
ECM
TCM
Dis-
play
control
unit
Front
air con-
trol
Steer-
ing
angle
sensor
BCM
Combi-
nation
meter
Driver
seat
control
unit
ABS
actua-
tor and
elec-
tric unit
(con-
trol
unit)
IPDM
E/R
SKIB2454E
CAN COMMUNICATION
LAN-29
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2005 Pathfinder
●
Type 6
Input/output signal chart
T: Transmit R: Receive
SKIB2455E
Signals
ECM
TCM
Front
air con-
trol
Steer-
ing
angle
sensor
BCM
Combi-
nation
meter
Trans-
fer con-
trol unit
ABS
actua-
tor and
electric
unit
(control
unit)
IPDM
E/R
Engine speed signal
T
R
R
R
R
R
Engine status signal
T
R
Engine coolant temperature signal
T
R
R
Accelerator pedal position signal
T
R
R
Closed throttle position signal
T
R
Wide open throttle position signal
T
R
Battery voltage signal
T
R
A/T self-diagnosis signal
R
T
Turbine revolution signal
R
T
Output shaft revolution signal
R
T
R
A/C switch signal
R
R
T
A/C compressor request signal
T
R
Blower fan motor switch signal
R
T
Cooling fan speed request signal
T
R
Low beam request signal
T
R
Low beam status signal
R
T
High beam request signal
T
R
R
High beam status signal
R
T
Position light request signal
T
R
R
Front fog light request signal
T
R
R
Day time running light request signal
T
R
R
Sleep wake up signal
T
R
R
Door switch signal
T
R
R
Seat belt buckle switch signal
R
T
LAN-30
[CAN]
CAN COMMUNICATION
2005 Pathfinder
Ignition switch signal
T
R
Theft warning horn request signal
T
R
Horn chirp signal
T
R
Front wiper request signal
T
R
Front wiper stop position signal
R
T
Rear window defogger switch signal
R
T
R
Rear window defogger control signal
R
R
T
Buzzer output signal
T
R
Tire pressure signal
T
R
Fuel consumption monitor signal
T
R
Fuel level sensor signal
R
T
Turn indicator signal
T
R
Brake warning lamp signal
R
T
ABS warning lamp signal
R
T
VDC OFF indicator lamp signal
R
T
SLIP indicator lamp signal
R
T
HDC indicator lamp signal
R
T
Malfunction indicator lamp signal
T
R
ASCD CRUISE lamp signal
T
R
ASCD SET lamp signal
T
R
ASCD operation signal
T
R
ASCD OD cancel request
T
R
A/T fluid temperature sensor signal
T
R
A/T position indicator lamp signal
T
R
R
O/D OFF indicator signal
T
R
Overdrive control switch signal
R
T
1st position switch signal
R
T
Stop lamp switch signal
R
T
R
T
Vehicle speed signal
R
R
R
T
R
R
R
R
T
Steering angle sensor signal
T
R
Signals
ECM
TCM
Front
air con-
trol
Steer-
ing
angle
sensor
BCM
Combi-
nation
meter
Trans-
fer con-
trol unit
ABS
actua-
tor and
electric
unit
(control
unit)
IPDM
E/R
CAN COMMUNICATION
LAN-31
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2005 Pathfinder
TYPE 7/TYPE 8
System diagram
●
Type 7
●
Type 8
Input/output signal chart
T: Transmit R: Receive
SKIB2456E
SKIB2457E
Signals
ECM
TCM
Dis-
play
con-
trol
unit
Front
air
con-
trol
Steer-
ing
angle
sen-
sor
BCM
Com-
bina-
tion
meter
Trans-
fer
con-
trol
unit
Driver
seat
con-
trol
unit
ABS
actua-
tor
and
elec-
tric
unit
(con-
trol
unit)
IPDM
E/R
Engine speed signal
T
R
R
R
R
R
R
Engine status signal
T
R
Engine coolant temperature signal
T
R
R
Accelerator pedal position signal
T
R
R
R
Closed throttle position signal
T
R
Wide open throttle position signal
T
R
LAN-32
[CAN]
CAN COMMUNICATION
2005 Pathfinder
Battery voltage signal
T
R
A/T self-diagnosis signal
R
T
Turbine revolution signal
R
T
Output shaft revolution signal
R
T
R
A/C switch signal
R
R
T
A/C compressor request signal
T
R
Blower fan motor switch signal
R
T
Cooling fan speed request signal
T
R
A/C switch/indicator signal
T
R
R
T
Low beam request signal
T
R
Low beam status signal
R
T
High beam request signal
T
R
R
High beam status signal
R
T
Position light request signal
T
R
R
Front fog light request signal
T
R
R
Day time running light request signal
T
R
R
Sleep wake up signal
T
R
R
R
Door switch signal
R
T
R
R
R
Seat belt buckle switch signal
R
T
System setting signal
T
R
R
R
T
T
Ignition switch signal
T
R
Key switch signal
T
R
Key fob ID signal
T
R
Key fob door unlock signal
T
R
Theft warning horn request signal
T
R
Horn chirp signal
T
R
Front wiper request signal
T
R
Front wiper stop position signal
R
T
Rear window defogger switch signal
R
T
R
Rear window defogger control signal
R
R
T
Buzzer output signal
T
R
Tire pressure signal
R
T
R
Tire pressure data signal
R
T
Fuel consumption monitor signal
T
R
R
T
Fuel level sensor signal
R
T
Signals
ECM
TCM
Dis-
play
con-
trol
unit
Front
air
con-
trol
Steer-
ing
angle
sen-
sor
BCM
Com-
bina-
tion
meter
Trans-
fer
con-
trol
unit
Driver
seat
con-
trol
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
2005 Pathfinder
Fuel level low warning signal
R
T
Distance to empty signal
R
T
Turn indicator signal
T
R
Brake warning lamp signal
R
T
ABS warning lamp signal
R
T
VDC OFF indicator lamp signal
R
T
SLIP indicator lamp signal
R
T
Malfunction indicator lamp signal
T
R
ASCD CRUISE lamp signal
T
R
ASCD SET lamp signal
T
R
ASCD operation signal
T
R
ASCD OD cancel request
T
R
A/T fluid temperature sensor signal
T
R
A/T position indicator lamp signal
T
R
R
P range signal
T
R
R
R
O/D OFF indicator signal
T
R
Overdrive control switch signal
R
T
1st position switch signal
R
T
Stop lamp switch signal
R
T
Vehicle speed signal
R
R
R
T
R
R
R
R
R
T
R
Steering angle sensor signal
T
R
Signals
ECM
TCM
Dis-
play
con-
trol
unit
Front
air
con-
trol
Steer-
ing
angle
sen-
sor
BCM
Com-
bina-
tion
meter
Trans-
fer
con-
trol
unit
Driver
seat
con-
trol
unit
ABS
actua-
tor
and
elec-
tric
unit
(con-
trol
unit)
IPDM
E/R
LAN-34
[CAN]
CAN SYSTEM (TYPE 1)
2005 Pathfinder
CAN SYSTEM (TYPE 1)
PFP:23710
System Description
UKS003G0
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.
Component Parts and Harness Connector Location
UKS003G1
BKIA0110E
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