Nissan Murano Z50 (2004 year). Manual — part 178
AUTO LIGHT SYSTEM
LT-89
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Schematic
AKS004JM
TKWA1683E
LT-90
AUTO LIGHT SYSTEM
Revision: 2004 November
2004 Murano
Wiring Diagram — AUTO/L —
AKS004JN
TKWA1684E
AUTO LIGHT SYSTEM
LT-91
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TKWA1685E
LT-92
AUTO LIGHT SYSTEM
Revision: 2004 November
2004 Murano
TKWA1686E
AUTO LIGHT SYSTEM
LT-93
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Terminals and Reference Values for BCM
AKS00AL4
Terminal
No.
Wire
color
Signal name
Measuring condition
Reference value
Ignition
switch
Operation or condition
2
R
Combination switch input 5
ON
Lighting, turn, wiper OFF
Wiper dial position 4
3
P/L
Combination switch input 4
ON
Lighting, turn, wiper OFF
Wiper dial position 4
4
R/G
Combination switch input 3
ON
Lighting, turn, wiper OFF
Wiper dial position 4
5
R/B
Combination switch input 2
ON
Lighting, turn, wiper OFF
Wiper dial position 4
6
R/W
Combination switch input 1
11
P/B
Ignition switch (ACC)
ACC
—
Battery voltage
14
W
Optical sensor signal
ON
When optical sensor is illuminated
3.1 V or more
NOTE
When optical sensor is not illumi-
nated
0.6 V or less
17
BR/Y
Optical sensor power supply
ON
—
Approx. 5V
18
P
Keyless and auto light
sensor ground
ON
—
Approx. 0V
32
LG/B
Combination switch output 5
ON
Lighting, turn, wiper OFF
Wiper dial position 4
33
G/Y
Combination switch output 4
ON
Lighting, turn, wiper OFF
Wiper dial position 4
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
LT-94
AUTO LIGHT SYSTEM
Revision: 2004 November
2004 Murano
NOTE:
Optical sensor must be securely subjected to work lamp light. If the optical sensor is insufficiently illuminated, the measured value may
not satisfy standard.
Terminals and Reference Values for IPDM E/R
AKS00AL5
34
LG/R
Combination switch output 3
ON
Lighting, turn, wiper OFF
Wiper dial position 4
35
G/B
Combination switch output 2
ON
Lighting, turn, wiper OFF
Wiper dial position 4
36
L/W
Combination switch output 1
38
R
Ignition switch (ON)
ON
—
Battery voltage
39
L
CAN
−
H
—
—
—
40
Y
CAN
−
L
—
—
—
42
GR
Battery power supply
OFF
—
Battery voltage
49
B
Ground
ON
—
Approx. 0V
52
B
Ground
ON
—
Approx. 0V
55
W/B
Battery power supply
OFF
—
Battery voltage
Terminal
No.
Wire
color
Signal name
Measuring condition
Reference value
Ignition
switch
Operation or condition
SKIA5291E
SKIA5292E
Terminal
No.
Wire
color
Signal name
Measuring condition
Reference value
Ignition
switch
Operation or condition
20 R/Y
Headlamp
low
(RH)
ON
Lighting switch 2ND
position
OFF
Approx. 0V
ON
Battery voltage
22
L/Y
Parking, license, and tail lamp
ON
Lighting switch 1ST
position
OFF
Approx. 0V
ON
Battery voltage
27
L/W
Headlamp high (RH)
ON
Lighting switch HIGH or
PASS position
OFF
Approx. 0V
ON
Battery voltage
28
G
Headlamp high (LH)
ON
Lighting switch HIGH or
PASS position
OFF
Approx. 0V
ON
Battery voltage
30 L
Headlamp
low
(LH)
ON
Lighting switch 2ND
position
OFF
Approx. 0V
ON
Battery voltage
38
B
Ground
ON
—
Approx. 0V
48
L
CAN
−
H
—
—
—
49
Y
CAN
−
L
—
—
—
60
B
Ground
ON
—
Approx. 0V
AUTO LIGHT SYSTEM
LT-95
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How to Proceed With Trouble Diagnosis
AKS00AL6
1.
Confirm the symptom or customer complaint.
2.
Understand operation description and function description. Refer to
3.
Perform the preliminary check. Refer to
4.
Check symptom and repair or replace the cause of malfunction. Refer to
LT-101, "Trouble Diagnosis Chart
5.
Does the auto light system operate normally? If YES: GO TO 6. If NO: GO TO 4.
6.
INSPECTION END
Preliminary Check
AKS00AL7
SETTING CHANGE FUNCTIONS
●
Sensitivity of auto light system can be adjusted using CONSULT-II. Refer to
CHECK POWER SUPPLY AND GROUND CIRCUIT
1.
CHECK FUSES
●
Check for blown fuses.
LT-90, "Wiring Diagram — AUTO/L —"
OK or NG
OK
>> GO TO 2.
NG
>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to
3, "POWER SUPPLY ROUTING CIRCUIT"
.
Unit
Power source
Fuse and fusible link No.
BCM
Battery
F
18
Ignition switch ON or START position
1
Ignition switch ACC or ON position
6
IPDM E/R
Battery
72
74
76
86
LT-96
AUTO LIGHT SYSTEM
Revision: 2004 November
2004 Murano
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check voltage between BCM harness connector and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Check harness for open or short between BCM and
fuse.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
OK or NG
OK
>> INSPECTION END
NG
>> Check ground circuit harness.
CONSULT-II Functions (BCM)
AKS00AL8
●
CONSULT-II executes the following functions by combining data reception and command transmission via
the communication line from BCM. Work support, self-diagnosis, data monitor, and active test display.
CONSULT-II BASIC OPERATION
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.
Terminals
Ignition switch position
(+)
(-)
OFF
ACC
ON
Connector
Terminal
(Wire color)
M34
11 (P/B)
Ground
0V
Battery
voltage
Battery
voltage
38 (R)
0V
0V
Battery
voltage
M35
42 (GR)
Battery
voltage
Battery
voltage
Battery
voltage
55 (W/B)
Battery
voltage
Battery
voltage
Battery
voltage
SKIA5773E
Terminals
Continuity
Connector
Terminal (Wire color)
M35
49 (B)
Ground
Yes
52 (B)
SKIA5294E
BCM diagnosis part
Check item, diagnosis mode
Description
HEAD LAMP
WORK SUPPORT
Changes the setting for each function.
DATA MONITOR
Displays BCM input data in real time.
ACTIVE TEST
Operation of electrical loads can be checked by sending drive signal to them.
BCM
CAN DIAG SUPPORT MNTR
The result of transmit/receive diagnosis of CAN communication can be read.
AUTO LIGHT SYSTEM
LT-97
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1.
With the ignition switch OFF, connect CONSULT-II and CON-
SULT-II CONVERTER to the data link connector, then turn igni-
tion switch ON.
2.
Touch “START (NISSAN BASED VHCL)”.
3.
Touch “BCM” on “SELECT SYSTEM” screen.
If “BCM” is not indicated, refer to
.
4.
Touch “HEAD LAMP” on “SELECT TEST ITEM” screen.
WORK SUPPORT
Operation Procedure
1.
Touch “HEAD LAMP” on “SELECT TEST ITEM” screen.
2.
Touch “WORK SUPPORT” on “SELECT DIAG MODE” screen.
3.
Touch “CUSTOM A/LIGHT SETTING” or “ILL DELAY SET” on “SELECT WORK ITEM” screen.
4.
Touch “START”.
5.
Touch “NORMAL” or “MODE 2 - 4” of setting to be changed (CUSTOM A/LIGHT SETTING) or touch
“MODE1–8” of setting to be changed (ILL DELAY SET).
6.
Touch “SETTING CHANGE”.
7.
The setting will be changed and “CUSTOMIZING COMPLETED” will be displayed.
PIIA1095E
SKIA3098E
PKIA6323E
PKIA6100E
LT-98
AUTO LIGHT SYSTEM
Revision: 2004 November
2004 Murano
8.
Touch “END”.
Work Support Setting Item
●
Sensitivity of auto light can be selected and set from four modes.
DATA MONITOR
Operation Procedure
1.
Touch “HEAD LAMP” on “SELECT TEST ITEM” screen.
2.
Touch “DATA MONITOR” on “SELECT DIAG MODE” screen.
3.
Touch either “ALL SIGNALS” or “SELECTION FROM MENU” on “DATA MONITOR” screen.
4.
Touch “START”.
5.
When “SELECTION FROM MENU” is selected, touch individual items to be monitored. When “ALL SIG-
NALS” is selected, all the items will be monitored.
6.
Touch “RECORD” while monitoring, then the status of the monitored item can be recorded. To stop
recording, touch “STOP”.
Display Item List
Work item
Description
CUSTOM A/LIGHT SETTING
Auto light sensitivity can be changed in this mode. Sensitivity can be adjusted in four modes.
●
MODE 1 (Normal)/ MODE 2 (sensitive)/MODE 3 (Desensitized)/MODE4 (Insensitive)
ILL DELAY SET
Auto light delay off timer period can be changed in this mode. Selects auto light delay off timer
period among eight modes.
●
MODE 1 (45 sec.)/MODE 2 (OFF)/MODE 3 (30 sec.)/MODE 4 (60 sec.)/MODE 5 (90 sec.)/
MODE 6 (120 sec.)/MODE 7 (150 sec.)/MODE 8 (180 sec.)
ALL SIGNALS
Monitors all the signals.
SELECTION FROM MENU
Selects and monitors individual signal.
Monitor item
Contents
IGN ON SW
“ON/OFF”
Displays “IGN position (ON)/OFF, ACC position (OFF)” judged from the ignition switch signal.
ACC ON SW
“ON/OFF”
Displays “ACC (ON)/OFF, Ignition OFF (OFF)” status judged from ignition switch signal.
HI BEAM SW
“ON/OFF”
Displays status (high beam switch: ON/Others: OFF) of high beam switch judged from lighting
switch signal.
HEAD LAMP SW 1
“ON/OFF”
Displays status (headlamp switch 1: ON/Others: OFF) of headlamp switch 2 judged from light-
ing switch signal.
HEAD LAMP SW 2
“ON/OFF”
Displays status (headlamp switch 2: ON/Others: OFF) of headlamp switch 2 judged from light-
ing switch signal.
TAIL LAMP SW
“ON/OFF”
Displays status (lighting switch 1st position: ON/Others: OFF) of lighting switch judged from
lighting switch signal.
AUTO LIGHT SW
“ON/OFF”
Displays status of the lighting switch as judged from the lighting switch signal. (AUTO position:
ON/Other than AUTO position: OFF)
PASSING SW
“ON/OFF”
Displays status (flash-to-pass switch: ON/Others: OFF) of flash-to-pass switch judged from
lighting switch signal.
FR FOG SW
“ON/OFF”
Displays status (front fog lamp switch: ON/Others: OFF) of front fog lamp switch judged from
lighting switch signal.
DOOR SW - DR
“ON/OFF”
Displays status of the driver door as judged from the driver door switch signal. (Door is open:
ON/Door is closed: OFF)
DOOR SW - AS
“ON/OFF”
Displays status of the passenger door as judged from the passenger door switch signal. (Door
is open: ON/Door is closed: OFF)
DOOR SW - RR
“ON/OFF”
Displays status of the rear door as judged from the rear door switch (RH) signal. (Door is open:
ON/Door is closed: OFF)
DOOR SW - RL
“ON/OFF”
Displays status of the rear door as judged from the passenger door switch (LH) signal. (Door is
open: ON/Door is closed: OFF)
BACK DOOR SW
“ON/OFF”
Displays status of the backdoor as judged from the backdoor switch signal. (Door is open: ON/
Door is closed: OFF)
AUTO LIGHT SYSTEM
LT-99
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Revision: 2004 November
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NOTE:
This item is displayed, but cannot monitor it.
ACTIVE TEST
Operation Procedure
1.
Touch “HEAD LAMP” on “SELECT TEST ITEM” screen.
2.
Touch “ACTIVE TEST” on “SELECT DIAG MODE” screen.
3.
Touch item to be tested and check operation of the selected item.
4.
During the operation check, touching “BACK” deactivates the operation.
Display Item List
NOTE:
This item is displayed, but cannot monitor it.
CONSULT-II Functions (IPDM E/R)
AKS00AL9
CONSULT-II can display each diagnostic item using the following diagnostic test modes: work support, self-
diagnostic results, data monitor and active test through data reception and command transmission via the
IPDM E/R CAN communication line.
CONSULT-II OPERATION
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.
With the ignition switch OFF, connect CONSULT-II and CON-
SULT-II CONVERTER to the data link connector, then turn the
ignition switch ON.
TURN SIGNAL R
“ON/OFF”
Displays status (Turn right: ON/Others: OFF) as judged from lighting switch signal.
TURN SIGNAL L
“ON/OFF”
Displays status (Turn left: ON/Others: OFF) as judged from lighting switch signal.
CARGO LAMP SW
NOTE
“OFF”
—
OPTICAL SENSOR
[0 - 5V]
Displays “ambient light (close to 5V when light/close to 0V when dark)” judged from optical
sensor signal.
Monitor item
Contents
Test item
Description
TAIL LAMP
Allows tail lamp relay to operate by switching ON–OFF.
HEAD LAMP (LOW)
Allows headlamp relay to operate by switching ON
−
OFF.
HEAD LAMP (HI)
Allows headlamp relay to operate by switching ON–OFF.
FR FOG LAMP
Allows fog lamp relay to operate by switching ON–OFF.
CORNERING LAMP
NOTE
—
CARGO LAMP
NOTE
—
Check Item, Diagnosis Mode
Description
SELF-DIAGNOSTIC RESULTS
The IPDM E/R performs self-diagnosis of CAN communication.
DATA MONITOR
The input/output data of the IPDM E/R is displayed in real time.
CAN DIAG SUPPORT MNTR
The result of transmit/receive diagnosis of CAN communication can be read.
ACTIVE TEST
The IPDM E/R sends a drive signal to electronic components to check their operation.
PIIA1095E
LT-100
AUTO LIGHT SYSTEM
Revision: 2004 November
2004 Murano
2.
Touch “START (NISSAN BASED VHCL)”.
3.
Touch “IPDM E/R” on “SELECT SYSTEM” screen.
If “IPDM E/R” is not displayed, print “SELECT SYSTEM” screen,
then refer to
GI-39, "CONSULT-II Data Link Connector (DLC)
4.
Select the desired part to be diagnosed on “SELECT SYSTEM”
screen.
SELF-DIAGNOSTIC RESULTS
Refer to
DATA MONITOR
Operation Procedure
1.
Touch “DATA MONITOR” on “SELECT DIAG MODE ” screen.
2.
Touch “ALL SIGNALS”, “MAIN SIGNALS”, or “SELECTION FROM MENU” on “DATA MONITOR” screen.
3.
Touch “START”.
4.
Touch the required monitoring item on “SELECTION FROM MENU”. In “ALL SIGNALS”, all items are
monitored. In “MAIN SIGNALS”, predetermined items are monitored.
5.
Touch “RECORD” while monitoring to record the status of the item being monitored. To stop recording,
touch “STOP”.
SKIA3098E
PKIA6323E
PKIA6016E
ALL SIGNALS
All items will be monitored.
MAIN SIGNALS
Monitor the predetermined item.
SELECT FROM MENU
Select any item for monitoring.
AUTO LIGHT SYSTEM
LT-101
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All Signals, Main Signals, Selection From Menu
NOTE:
Perform monitoring of IPDM E/R data with the ignition switch ON. When the ignition switch is at ACC, the dis-
play may not be correct.
ACTIVE TEST
Operation Procedure
1.
Touch “ACTIVE TEST” on “SELECT DIAG MODE” screen.
2.
Touch item to be tested, and check operation.
3.
Touch “START”.
4.
Touch “STOP” while testing to stop the operation.
Trouble Diagnosis Chart by Symptom
AKS00ALA
Item name
CONSULT-II
screen display
Display
or unit
Monitor item selection
Description
ALL
SIGNALS
MAIN
SIGNALS
SELECTION
FROM
MENU
Position lights request
TAIL & CLR REQ
ON/OFF
×
×
×
Signal status input from BCM
Headlamp low beam request
HL LO REQ
ON/OFF
×
×
×
Signal status input from BCM
Headlamp high beam request
HL HI REQ
ON/OFF
×
×
×
Signal status input from BCM
Font fog lights request
FR FOG REQ
ON/OFF
×
×
×
Signal status input from BCM
Test item
CONSULT-II
screen display
Description
Headlamp relay (HI, LO) output
LAMPS
Allows headlamp relay (HI, LO) to operate by switching operation (OFF, HI ON,
LO ON) at your option.
Front fog lamp relay output
Allows fog lamp relay to operate by switching operation ON-OFF at your option.
Tail lamp relay output
TAIL LAMP
Allows tail lamp relay to operate by switching operation ON-OFF at your option.
Trouble phenomenon
Malfunction system and reference
●
Parking lamps and headlamps will not illuminate when out-
side of the vehicle becomes dark. (Lighting switch 1st posi-
tion and 2nd position operate normally.)
●
Parking lamps and headlamp will not go out when outside
of the vehicle becomes light. (Lighting switch 1st position
and 2nd position operate normally.)
●
Headlamps go out when outside of the vehicle becomes
light, but parking lamps stay on.
●
Refer to
●
Refer to
LT-102, "Lighting Switch Inspection"
.
●
Refer to
LT-102, "Optical sensor System Inspection"
.
If above systems are normal, replace BCM.
Parking lamps illuminate when outside of the vehicle
becomes dark, but headlamps stay off. (Lighting switch 1st
position and 2nd position operate normally.)
●
Refer to
●
Refer to
LT-102, "Optical sensor System Inspection"
.
If above systems are normal, replace BCM.
Auto light adjustment system will not operate. (Lighting switch
AUTO, 1st position and 2nd position operate normally.)
●
Refer to
LT-102, "Optical sensor System Inspection"
.
If above system is normal, replace BCM.
Auto light adjustment system of combination meter will not
operate.
●
CAN communication line inspection between BCM and combina-
tion meter. Refer to
BCS-14, "CAN Communication Inspection
Using CONSULT-II (Self-Diagnosis)"
Shut off delay feature will not operate.
●
CAN communication line inspection between BCM and combina-
tion meter. Refer to
BCS-14, "CAN Communication Inspection
Using CONSULT-II (Self-Diagnosis)"
●
Refer to
If above system is normal, replace BCM.
LT-102
AUTO LIGHT SYSTEM
Revision: 2004 November
2004 Murano
Lighting Switch Inspection
AKS00ALB
1.
CHECK LIGHTING SWITCH INPUT SIGNAL
With CONSULT-II
Select “BCM” on CONSULT-II. With “HEAD LAMP” data monitor,
make sure “AUTO LIGHT SW” turns ON–OFF linked with operation
of lighting switch.
Without CONSULT-II
Refer to
LT-140, "Combination Switch Inspection"
OK or NG
OK
>> INSPECTION END
NG
>> Check lighting switch. Refer to
Optical sensor System Inspection
AKS00ALC
1.
CHECK OPTICAL SENSOR INPUT SIGNAL
With CONSULT-II
Select “BCM” on CONSULT-II. With “HEAD LAMP” data monitor,
make sure “OPTICAL SENSOR”, check difference in the voltage
when the auto light sensor is illuminated and not illuminated.
CAUTION:
Optical sensor must be securely subjected to work lamp light. If
the optical sensor is insufficiently illuminated, the measured value may not satisfy the standard.
Without CONSULT-II
GO TO 2.
OK or NG
OK
>> INSPECTION END
NG
>> GO TO 2.
2.
CHECK OPTICAL SENSOR POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector and optical sensor connector.
3.
Check continuity (open circuit) between BCM harness connector
M34 terminal 17 (BR/Y) and optical sensor harness connector
M16 terminal 1 (BR/Y).
4.
Check continuity (short circuit) between BCM harness connector
M34 terminal 17 (BR/Y) and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness or connector.
When lighting switch is AUTO
position
: AUTO LIGHT SW ON
PKIA6344E
Illuminated
OPTICAL SENSOR
: 3.1V or more
Not illuminated
OPTICAL SENSOR
: 0.6V or less
PKIA5591E
17 (BR/Y) – 1 (BR/Y)
: Continuity should exist.
17 (BR/Y) – Ground
: Continuity should not exist.
SKIA5891E
AUTO LIGHT SYSTEM
LT-103
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3.
CHECK OPTICAL SENSOR SIGNAL CIRCUIT
1.
Check continuity (open circuit) between BCM harness connector
M34 terminal 14 (W) and optical sensor harness connector M16
terminal 2 (W).
2.
Check continuity (short circuit) between BCM harness connector
M34 terminal 14 (W) and ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair harness or connector.
4.
CHECK OPTICAL SENSOR GROUND CIRCUIT
1.
Check continuity (open circuit) between BCM harness connector
M34 terminal 18 (P) and optical sensor harness connector M16
terminal 3 (P).
2.
Check continuity (short circuit) between BCM harness connector
M34 terminal 18 (P) and ground.
OK or NG
OK
>> GO TO 5.
NG
>> Repair harness or connector.
5.
CHECK OPTICAL SENSOR VOLTAGE
1.
Connect BCM connector.
2.
Turn ignition switch ON.
3.
Check voltage between BCM harness connector M34 terminal
17 (BR/Y) and ground.
OK or NG
OK
>> Replace the optical sensor.
NG
>> Replace BCM. Refer to
BCS-14, "Removal and Installa-
Removal and Installation of Optical Sensor
AKS00ALD
1.
Remove instrument mask (LH) assembly. Refer to
2.
While pressing pawl in direction as shown in the figure, remove
the sensor unit from instrument mask.
14 (W) – 2 (W)
: Continuity should exist.
14 (W) – Ground
: Continuity should not exist.
SKIA5892E
18 (P) – 3 (P)
: Continuity should exist.
18 (P) – Ground
: Continuity should not exist.
SKIA5893E
17 (BR/Y) – Ground
: Approx. 5V should exist.
SKIA5894E
PKIA2517E
LT-104
HEADLAMP AIMING CONTROL
Revision: 2004 November
2004 Murano
HEADLAMP AIMING CONTROL
PFP:26010
Wiring Diagram — H/AIM —
AKS004UC
TKWA1687E
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