Nissan Murano Z50 (2003 year). Manual — part 40
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Type28
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Type29
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Type30
SKIA4929E
SKIA4930E
SKIA4931E
BL-164
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Revision; 2004 April
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Type31
●
Type32
SKIA4932E
SKIA4933E
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Input/output Signal Chart
T: Transmit R: Receive
Signals
ECM
TCM
Low
tire
pres-
sure
warn-
ing
con-
trol
unit
Dis-
play
unit
Dis-
play
con-
trol
unit
BCM
Uni-
fied
meter
and
A/C
amp.
Steer
ing
angle
sen-
sor
Drive
r seat
con-
trol
unit
AWD
con-
trol
unit
ABS
actu-
ator
and
elec-
tric
unit
(con-
trol
unit)
IPDM
E/R
Engine and CVT integrated control
signal
T
R
R
T
Second position signal
R
T
VDC operation signal
R
R
T
Stop lamp switch signal
R
T
R
Key switch signal
T
R
Ignition switch signal
T
R
R
P range signal
T
R
R
Closed throttle position signal
T
R
Wide open throttle position signal
T
R
Second position indicator signal
T
R
R
Engine speed signal
T
R
R
R
R
R
R
Engine status signal
T
R
Engine coolant temperature signal
T
R
Accelerator pedal position signal
T
R
R
R
Fuel consumption monitor signal
T
R
CVT self-diagnosis signal
R
T
Input shaft revolution signal
R
T
R
Output shaft revolution signal
R
T
R
Air conditioner switch signal
R
T
A/C compressor request signal
T
R
A/C compressor feedback signal
T
R
T
Blower fan motor switch signal
R
T
A/C control signal
T
T
R
R
R
T
Cooling fan speed request signal
T
R
Position lights request signal
T
R
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
Front fog lights request signal
T
R
Vehicle speed signal
R
R
R
T
R
R
R
R
T
R
Sleep request 1 signal
T
R
Sleep request 2 signal
T
R
BL-166
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Door switch signal
R
T
R
R
T
R
R
R
Turn indicator signal
T
R
Key fob ID signal
T
R
Key fob door unlock signal
T
R
Seat belt buckle switch signal
R
T
Oil pressure switch signal
R
T
T
R
Buzzer output signal
T
R
Fuel level sensor signal
R
T
Fuel level low warning signal
R
R
T
Malfunction indicator signal
T
R
ASCD SET lamp signal
T
R
ASCD CRUISE lamp signal
T
R
Front wiper request signal
T
R
Front wiper stop position signal
R
T
Rear window defogger switch signal
T
R
Rear window defogger control signal
R
R
R
T
Hood switch signal
R
T
Theft warning horn request signal
T
R
Horn chirp signal
T
R
Steering angle sensor signal
T
R
Tire pressure signal
T
R
Tire pressure data signal
T
R
R
CVT position indicator signal
T
R
R
ABS warning lamp signal
R
T
VDC OFF indicator lamp signal
R
T
SLIP indicator lamp signal
R
T
Brake warning lamp signal
R
T
System setting signal
T
T
R
AWD warning lamp signal
R
T
AWD lock indicator lamp signal
R
T
AWD lock switch signal
T
R
Parking brake switch signal
R
T
R
Signals
ECM
TCM
Low
tire
pres-
sure
warn-
ing
con-
trol
unit
Dis-
play
unit
Dis-
play
con-
trol
unit
BCM
Uni-
fied
meter
and
A/C
amp.
Steer
ing
angle
sen-
sor
Drive
r seat
con-
trol
unit
AWD
con-
trol
unit
ABS
actu-
ator
and
elec-
tric
unit
(con-
trol
unit)
IPDM
E/R
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Schematic
AIS001VR
TIWA0277E
BL-168
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Wiring Diagram -VEHSEC-
AIS001VS
FIG. 1
TIWA0278E
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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FIG. 2
TIWA0361E
BL-170
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Revision; 2004 April
2003 Murano
FIG. 3
TIWA0280E
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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FIG. 4
TIWA0281E
BL-172
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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FIG. 5
TIWA0282E
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Terminals and Reference Value for BCM
AIS001VT
*: Without navigation system.
Terminals and Reference Value for IPDM E/R
AIS001VU
TERMINAL
WIRE
COLOR
ITEM
CONDITION
VOLTAGE
7
W/B
Power source (Fusible link)
—
Battery voltage
8
B
Ground
—
0V
10
R
Passenger door switch
ON (Open)
→
OFF (Closed)
0V
→
Battery voltage
14
SB
Driver door switch
ON (Open)
→
OFF (Closed)
0V
→
Battery voltage
18
V/W
Back door switch
ON (Open)
→
OFF (Closed)
0V
→
Battery voltage
36
P/B
ACC power supply
(ACC or ON)
Ignition switch (ACC position)
Battery voltage
55
G/O
Combination meter (security
indicator lamp)
Goes off
→
Illuminates
Battery voltage
→
0V
70
L
CAN-H
—
—
71
Y
CAN-L
—
—
72
O
Data link connector
—
—
74
BR/W
Power window switch
(Serial link)
Ignition switch is ON or power win-
dow retained power operation is
activated.
PIIA2344J
TERMINAL
WIRE
COLOR
ITEM
CONDITION
VOLTAGE
14
B
Ground
—
0V
45
B
Ground
—
0V
48
L
CAN-H
—
—
49
Y
CAN-L
—
—
51
Y/B
Hood switch
ON (Open)
→
OFF (closed)
0V
→
Battery voltage
53
G/O
Horn relay
ON
→
OFF
0V
→
Battery voltage
BL-174
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Revision; 2004 April
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CONSULT-II Function
AIS001VV
CONSULT-II INSPECTION PROCEDURE
CAUTION:
If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be
detected in self-diagnosis depending on control unit which carry out CAN communication.
1.
Turn ignition switch OFF.
2.
Connect CONSULT-II and CONSULT-II CONVERTER to data
link connector.
3.
Turn ignition switch ON.
4.
Touch “START” (NISSAN BASED VHCL).
5.
Touch “BCM”.
If “BCM” is not indicated, go to
6.
Touch “THEFT ALM”.
7.
Select diagnosis mode.
PIIA1095E
MBIB0233E
LIIA0033E
LIIA0034E
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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“DATA MONITOR”, “ACTIVE TEST” AND “WORK SUPPORT”
CONSULT-II APPLICATION ITEM
Data Monitor
Active Test
Work Support
SEL274W
Monitored Item
Description
IGN ON SW
Indicates [ON/OFF] condition of ignition switch.
ACC ON SW
Indicates [ON/OFF] condition of ignition switch in ACC position.
KEY CYL LK SW
Indicates [ON/OFF] condition of lock signal from key cylinder switch.
KEY CYL UN SW
Indicates [ON/OFF] condition of unlock signal from key cylinder switch.
DOOR SW-DR
Indicates [ON/OFF] condition of front door switch LH.
DOOR SW-AS
Indicates [ON/OFF] condition of front door switch RH.
DOOR SW-RR
Indicates [ON/OFF] condition of rear door switches.
TRUNK OPNR SW
This is displayed even when it is not equipped.
TRUNK OPN MNTR
This is displayed even when it is not equipped.
HOOD SW
Indicates [ON/OFF] condition of hood switch.
LOCK SW DR/AS
Indicates [ON/OFF] condition of lock signal from door lock/unlock switch LH and RH.
UNLK SW DR/AS
Indicates [ON/OFF] condition of unlock signal from door lock/unlock switch LH and RH.
LK BUTTON/SIG
Indicates [ON/OFF] condition of lock signal from key fob.
UN BUTTON/SIG
Indicates [ON/OFF] condition of unlock signal from key fob.
TRUNK BTN/SIG
This is displayed even when it is not equipped.
BACK DOOR SW
Indicates [ON/OFF] condition of back door switch.
Test Item
Description
THEFT IND
This test is able to check security indicator lamp operation. The lamp will be turned on when “ON”
on CONSULT-II screen is touched.
HEADLAMP
This test is able to check vehicle security lamp operation. The headlamps will be activated for 0.5
seconds after “ON” on CONSULT-II screen is touched.
HORN
This test is able to check vehicle security horn operation. The horns will be activated for 0.5 sec-
onds after “ON” on CONSULT-II screen is touched.
Test Item
Description
SECURITY ALARM SET
This mode is able to confirm and change security alarm ON-OFF setting.
THEFT ALM TRG
The switch which triggered vehicle security alarm is recorded. This mode is able to confirm and
erase the record of vehicle security alarm. The trigger data can be erased by touching “CLEAR”
on CONSULT-II screen.
BL-176
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Revision; 2004 April
2003 Murano
Trouble Diagnosis
AIS001VW
WORK FLOW
●
“POWER DOOR LOCK SYSTEM” Diagnosis; refer to
●
“REMOTE CONTROL SYSTEM” Diagnosis; refer to
LIIA0123E
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Preliminary Check
AIS001VX
The system operation is canceled by turning ignition switch to “ACC” at any step between START and ARMED
in the following flow chart.
After performing preliminary check, go to symptom chart. Refer to
PIIA2494E
BL-178
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Revision; 2004 April
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Symptom Chart
AIS001VY
*1: Make sure the system is in the armed phase.
PROCEDURE
Diagnostic procedure
Reference
page
SYMPTOM
1
Vehicle security
system cannot be
set by ····
Door switch
Diagnostic Procedure 1 (Check door, hood and back door switch)
Lock/unlock switch
Diagnostic Procedure 6 (Check door lock/unlock switch)
Door outside key
Diagnostic Procedure 3 (Check door key cylinder switch)
Key fob
Check remote keyless entry.
—
If the above systems are “OK”, replace BCM.
Security indicator does not turn “ON”.
Diagnostic Procedure 2 (Check security indicator lamp)
If the above systems are “OK”, replace BCM.
2
*1 Vehicle secu-
rity system does
not alarm when
····
Any door is opened.
Diagnostic Procedure 1 (Check door, hood and back door switch)
If the above systems are “OK”, replace BCM.
3
Vehicle security
alarm does not
activate.
Horn alarm
Diagnostic Procedure 4 (Check vehicle security horn alarm)
Check horn function.
If the above systems are “OK”, replace BCM.
Headlamp alarm
Diagnostic Procedure 5 (Check vehicle security headlamp alarm)
If the above systems are “OK”, replace BCM.
4
Vehicle security
system cannot be
canceled by ····
Door outside key
Diagnostic Procedure 3 (Check door key cylinder switch)
If the above systems are “OK”, check power window main switch.
Key fob
Check remote keyless entry function.
If the above systems are “OK”, replace BCM.
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