Nissan Murano Z50 (2006 year). Manual — part 164
TURN SIGNAL AND HAZARD WARNING LAMPS
LT-123
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Terminals and Reference Value for Rear Combination Lamp Control Unit
NKS002SV
45
G/B
Turn signal (left)
ON
Combination switch
Turn left ON
Approx. 6.0 V
46
G/Y
Turn signal
(right)
ON
Combination switch
Turn right ON
Approx. 6.0 V
52
B
Ground
ON
—
Approx. 0 V
55
W/B
Battery power
supply
OFF
—
Battery voltage
Terminal
No.
Wire
color
Signal name
Measuring condition
Reference value
Ignition
switch
Operation or condition
PKIC6370E
PKIC6370E
Terminal
No.
Wire
color
Signal name
Measuring condition
Reference value
Ignition
switch
Operation or condition
1
R/L
Tail lamp signal
—
Lighting switch OFF
Approx. 0 V
Lighting switch 1ST
Battery voltage
2
R/G
Stop lamp signal
—
Brake pedal released
(stop lamp switch OFF)
Approx. 0 V
Brake pedal depressed
(stop lamp switch ON)
Battery voltage
3
G/B
Turn signal lamp LH signal
ON
Turn signal switch OFF,
hazard switch OFF
Approx. 0 V
ON
Turn signal switch LH
Approx. 6.0 V
—
Hazard switch ON
PKIC6370E
LT-124
TURN SIGNAL AND HAZARD WARNING LAMPS
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4
G/Y
Turn signal lamp RH signal
ON
Turn signal switch OFF,
hazard switch OFF
Approx. 0 V
ON
Turn signal switch RH
Approx. 6.0 V
—
Hazard switch ON
5
Y
Rear combination lamp drive signal
(LH)
—
Lighting switch OFF,
brake pedal released
(stop lamp switch OFF),
turn signal switch OFF,
hazard switch OFF
Approx. 0 V
Lighting switch 1ST
Approx. 3.0 V
Brake pedal depressed
(stop lamp switch ON)
Battery voltage
ON
Turn signal switch LH
Approx. 6.0 V
—
Hazard switch ON
Terminal
No.
Wire
color
Signal name
Measuring condition
Reference value
Ignition
switch
Operation or condition
PKIC6370E
PKIC6371E
PKIC6370E
TURN SIGNAL AND HAZARD WARNING LAMPS
LT-125
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6
B/Y
LED cut detect signal (LH)
—
Lighting switch OFF,
brake pedal released
(stop lamp switch OFF),
turn signal switch OFF,
hazard switch OFF
Approx. 5 V
Lighting switch 1ST
Approx. 3.2 V
Brake pedal depressed
(stop lamp switch ON)
Approx. 3.6 V
ON
Turn signal switch RH
Approx. 4.2 V
—
Hazard switch ON
7
W
Rear combination lamp drive signal
(RH)
—
Lighting switch OFF,
brake pedal released
(stop lamp switch OFF),
turn signal switch OFF,
hazard switch OFF
Approx. 0 V
Lighting switch 1ST
Approx. 3.0 V
Brake pedal depressed
(stop lamp switch ON)
Battery voltage
ON
Turn signal switch RH
Approx. 6.0 V
—
Hazard switch ON
Terminal
No.
Wire
color
Signal name
Measuring condition
Reference value
Ignition
switch
Operation or condition
PKIC6372E
PKIC6373E
PKIC6371E
PKIC6370E
LT-126
TURN SIGNAL AND HAZARD WARNING LAMPS
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How to Proceed with Trouble Diagnosis
NKS001PY
1.
Confirm the symptom or customer complaint.
2.
Understand operation description and function description. Refer to
.
3.
Perform preliminary check. Refer to
4.
Check symptom and repair or replace the cause of malfunction.
5.
Do turn signal and hazard warning lamps operate normally? If YES, GO TO 6. If NO, GO TO 4.
6.
INSPECTION END
8
B/R
LED cut detect signal (RH)
—
Lighting switch OFF,
brake pedal released
(stop lamp switch OFF),
turn signal switch OFF,
hazard switch OFF
Approx. 5 V
Lighting switch 1ST
Approx. 3.2 V
Brake pedal depressed
(stop lamp switch ON)
Approx. 3.6 V
ON
Turn signal switch RH
Approx. 4.2 V
—
Hazard switch ON
9
R/Y
Battery power supply
OFF
—
Battery voltage
11
G/W
Warning output signal
ON
When turn signal lamp
operates normally
Approx. 6.3 V
Except when turn signal
lamp operates normally
Approx. 12 V
12
B
Ground
ON
—
Approx. 0 V
13
BR
Rear combination lamp LH ground
ON
—
Approx. 0 V
14
B
Rear combination lamp LH ground
ON
—
Approx. 0 V
16
G
Ignition switch (ON)
ON
—
Battery voltage
Terminal
No.
Wire
color
Signal name
Measuring condition
Reference value
Ignition
switch
Operation or condition
PKIC6372E
PKIC6373E
PKIC6374E
TURN SIGNAL AND HAZARD WARNING LAMPS
LT-127
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Preliminary Check
NKS001PZ
CHECK POWER SUPPLY AND GROUND CIRCUIT
1.
CHECK FUSES AND FUSIBLE LINK
Check for blown fuses and fusible link.
Refer to
LT-119, "Wiring Diagram — TURN —"
.
OK or NG
OK
>> GO TO 2.
NG
>> If fuse or fusible link is blown, be sure to eliminate cause of malfunction before installing new fuse
or fusible link. Refer to
PG-3, "POWER SUPPLY ROUTING CIRCUIT"
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
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
OK or NG
OK
>> INSPECTION END
NG
>> Repair harness or connector.
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
(+)
(
−
)
Ignition switch position
BCM
connector
Terminal
OFF
ACC
ON
M34
11
Ground
Approx. 0 V
Battery
voltage
Battery
voltage
38
Approx. 0 V
Approx. 0 V
Battery
voltage
M35
42
Battery
voltage
Battery
voltage
Battery
voltage
55
Battery
voltage
Battery
voltage
Battery
voltage
PKIB5197E
BCM
connector
Terminal
Ground
Continuity
M35
52
Yes
PKIB5198E
LT-128
TURN SIGNAL AND HAZARD WARNING LAMPS
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CONSULT-II Functions (BCM)
NKS001Q0
CONSULT-II can display each diagnostic item using the diagnostic test mode shown following.
CONSULT-II BASIC OPERATION
Refer to
GI-38, "CONSULT-II Start Procedure"
DATA MONITOR
Operation Procedure
1.
Touch “FLASHER” on “SELECT TEST ITEM” screen.
2.
Touch “DATA MONITOR” on “SELECT DIAG MODE” screen.
3.
Touch either “ALL SIGNALS” or “SELECTION FROM MENU” on the “SELECT MONITOR ITEM” screen.
4.
When “SELECTION FROM MENU” is selected, touch items to be monitored. When “ALL SIGNALS” is
selected, all the items will be monitored.
5.
Touch “START”.
6.
Touch “RECORD” while monitoring, then the status of the monitored item can be recorded. To stop
recording, touch “STOP”.
Display Item List
NOTE:
This item is displayed, but cannot be monitored
ACTIVE TEST
Operation Procedure
1.
Touch “FLASHER” 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 “OFF” deactivates the operation.
Display Item List
BCM diagnosis part
Diagnosis mode
Description
FLASHER
DATA MONITOR
Displays BCM input data in real time.
ACTIVE TEST
Operation of electrical loads can be checked by sending driving signal to them.
ALL SIGNALS
Monitors all the signals.
SELECTION FROM MENU
Selects items and monitors them.
Monitor item
Contents
IGN ON SW
“ON/OFF”
Displays “IGN position (ON)/OFF, ACC position (OFF)” judged from the ignition switch signal.
HAZARD SW
“ON/OFF”
Displays “Hazard ON (ON)/Hazard OFF (OFF)” status, determined from hazard switch signal.
TURN SIGNAL R
“ON/OFF”
Displays “Turn right (ON)/Other (OFF)” status, determined from lighting switch signal.
TURN SIGNAL L
“ON/OFF”
Displays “Turn left (ON)/Other (OFF)” status, determined from lighting switch signal.
BRAKE SW
NOTE
“OFF”
—
Test item
Description
FLASHER
With a certain operation (OFF, RH, LH), turn signal lamp can be operated.
TURN SIGNAL AND HAZARD WARNING LAMPS
LT-129
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Turn Signal Lamps Do Not Operate
NKS001Q1
1.
ACTIVE TEST
With CONSULT-II
1.
Select “FLASHER” during active test. Refer to
2.
Make sure “FLASHER RIGHT” and “FLASHER LEFT” operates.
Without CONSULT-II
GO TO 2.
OK or NG
OK
>> GO TO 2.
NG
>> GO TO 3.
2.
CHECK COMBINATION SWITCH INPUT SIGNAL
With CONSULT-II
Select “BCM” on CONSULT-II. With “FLASHER” data monitor, make
sure “TURN SIGNAL R” and “TURN SIGNAL L” turns ON-OFF
linked with operation of turn signal switch.
Without CONSULT-II
Refer to
LT-150, "Combination Switch Inspection"
OK or NG
OK
>> Replace BCM. Refer to
BCS-14, "Removal and Installation of BCM"
.
NG
>> Check combination switch (lighting switch). Refer to
LT-150, "Combination Switch Inspection"
Turn signal lamp should operate.
PKIA5276E
When turn signal switch is
RH position
: TURN SIGNAL R ON
When turn signal switch is
LH position
: TURN SIGNAL L ON
PKIA7600E
LT-130
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2006 August
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3.
CHECK TURN SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector, front combination lamp RH and LH connectors, and rear combination lamp
control unit connector.
3.
Check continuity between BCM harness connector (A) and front
combination lamp harness connector (B).
4.
Check continuity between BCM harness connector (A) and rear
combination lamp control unit harness connector (B).
5.
Check continuity (short circuit) between BCM harness connector
and ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair harness or connector.
A
B
Continuity
Connector
Terminal
Connector
Terminal
RH
M35
46
RH
E30
2
Yes
LH
45
LH
E17
PKIC6964E
A
B
Continuity
Connector
Terminal
Connector
Terminal
RH
M35
46
B42
4
Yes
LH
45
3
PKIC6965E
BCM connector
Terminal
Ground
Continuity
RH
M35
46
No
LH
45
PKIB5067E
TURN SIGNAL AND HAZARD WARNING LAMPS
LT-131
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4.
CHECK TURN SIGNAL OUTPUT VOLTAGE
With CONSULT-II
1.
Connect BCM connector, front combination lamp RH and LH connectors, and rear combination lamp con-
trol unit connector.
2.
Select “FLASHER” during active test. Refer to
3.
When turn signal lamp is operating, check voltage between
BCM harness connector and ground.
Without CONSULT-II
1.
Connect BCM connector, front combination lamp RH and LH connector, and rear combination lamp con-
trol unit connector.
2.
Turn signal switch is turned RH or LH position.
3.
When turn signal lamp is operating, check voltage between
BCM harness connector and ground.
OK or NG
OK
>> Check connector connection bend and loose fit.
NG
BCS-14, "Removal and Installation of BCM"
.
(+)
(-)
Voltage
BCM connector
Terminal
RH
M35
46
Ground
Battery voltage
LH
45
PKIC6966E
(+)
(-)
Voltage
BCM connector
Terminal
RH
M35
46
Ground
LH
45
PKIC6967E
PKIC6370E
LT-132
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2006 August
2006 Murano
Turn Signal Lamps Go ON, But Flash at High Speed (Both Sides)
NKS002SX
NOTE:
Check if LED circuit is normally. Refer to
LT-116, "LED Cut Detect Function"
1.
CHECK WARNING OUTPUT SIGNAL
Select “METER A/C AMP” on CONSULT-II. With data monitor to
make sure “RR COMB STATE” turns OK-NG linked with operation of
turn signal switch.
OK or NG
OK
>> Check CAN communication. Refer to
BCS-13, "CAN Communication Inspection Using CON-
.
NG
>> GO TO 2.
2.
CHECK WARNING OUTPUT SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect rear combination lamp control unit connector and unified meter and A/C amp. connector.
3.
Check continuity rear combination lampcontrol unit harness con-
nector (A) B42 terminal 11 and unified meter and A/C amp. har-
ness connector (B) M49 terminal 16.
4.
Check continuity (short circuit) between rear combination lamp
control unit harness connector (A) B42 terminal 11 and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness or connector.
When turn signal switch is
RH or LH position
: RR COMB STATE OK
PKIC6968E
11 – 16
: Continuity should exist.
11 – Ground
: Continuity should not exist.
PKIC6971E
TURN SIGNAL AND HAZARD WARNING LAMPS
LT-133
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3.
CHECK WARNING OUTPUT SIGNAL
1.
Connect rear combination lamp control unit connector and unified meter and A/C amp. connector.
2.
Hazard switch is ON.
3.
Check voltage between rear combination lamp control unit har-
ness connector B42 terminal 11 and ground.
OK or NG
OK
>> Replace unified meter and A/C amp..
NG
>>
●
If voltage is approx. 0 V, GO TO 4.
●
If voltage is approx. 12 V, replace rear combination lamp control unit.
4.
CHECK UNIFIED METER AND A/C AMP. WARNIG OUTPUT SIGNAL POWER SUPPLY
1.
Discnnect rear combination lamp control unit connector.
2.
Check voltage between rear combination lamp control unit har-
ness connector B42 terminal 11 and ground.
OK or NG
OK
>> Replace rear combination lamp control unit.
NG
>> Replace unified meter and A/C amp..
11 – Ground
:
PKIC6969E
PKIC6374E
11 – Ground
: Battery voltage.
PKIC6970E
LT-134
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2006 August
2006 Murano
Turn Signal Lamps Go ON, But Flash at High Speed (One Side)
NKS002SZ
NOTE:
Check if LED circuit is normally. Refer to
LT-116, "LED Cut Detect Function"
1.
CHECK WARNING OUTPUT SIGNAL
Select “METER A/C AMP” on CONSULT-II. With data monitor to
make sure “RR COMB STATE” turns OK-NG linked with operation of
turn signal switch.
OK or NG
OK
>> GO TO 2.
NG
>> GO TO 4.
2.
CHECK FRONT TURN SIGNAL LAMP BULB
Check front turn signal lamp bulb standard of front turn signal lamp RH or LH is correct.
OK or NG
OK
>> GO TO 3.
NG
>> Replace turn signal lamp bulb.
When turn signal switch is
RH or LH position
: RR COMB STATE OK
PKIC6968E
TURN SIGNAL AND HAZARD WARNING LAMPS
LT-135
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3.
CHECK TURN SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector, front combination lamp RH or LH connectors, and rear conbination lamp con-
trol unit connector.
3.
Check continuity between BCM harness connector (A) and front
combination lamp harness connector (B).
4.
Check continuity between BCM harness connector (A) and rear
combination lamp control unit harness connector (B).
OK or NG
OK
>> Check connector connection bend and loose fit.
NG
>> Repair harness or connector.
4.
CHECK LED CUT DETECT SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect rear combination lamp control unit connector and rear combination lamp RH or LH connec-
tors.
3.
Check continuity rear combination lamp control unit harness
connector (A) and rear combination lamp harness connector (B).
4.
Check continuity (short circuit) between rear combination lamp
control unit (A) harness connector and ground.
OK or NG
OK
>> GO TO 5.
NG
>> Repair harness or connector.
A
B
Continuity
Connector
Terminal
Connector
Terminal
RH
M35
46
RH
E30
2
Yes
LH
45
LH
E17
PKIC6964E
A
B
Continuity
Connector
Terminal
Connector
Terminal
RH
M35
46
B42
4
Yes
LH
45
3
PKIC6965E
A
B
Continuity
Connector
Terminal
Connector
Terminal
B42
8
RH
B29
3
Yes
6
LH
B24
A
Ground
Continuity
Connector
Terminal
RH
B42
8
No
LH
6
PKIC6972E
LT-136
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2006 August
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5.
CHECK LED CUT DETECT SIGNAL
1.
Turn ignition switch OFF.
2.
Connect rear conbination lamp control unit connector and rear combination lamp RH or LH connectors.
3.
Hazard switch is ON.
4.
Check voltage between rear combination lamp control unit har-
ness connector and ground.
OK or NG
OK
>> Replace rear combination lamp control unit.
NG
>> GO TO 6.
6.
CHECK REAR COMBINATION LAMP CONTROL UNIT LED CUT DETECT SIGNAL POWER SUPPLY
1.
Disconnect rear combination lamp connector.
2.
Turn ignition switch ON.
3.
Check voltage between rear combination lamp control unit har-
ness connector and ground.
OK or NG
OK
>> Replace rear combination lamp.
NG
>> Replace rear combination lamp comtrol unit.
(+)
(-)
Voltage
Rear combination
lamp control unit
connector
Terminal
B42
RH
8
Ground
LH
6
PKIC6973E
PKIC6373E
(+)
(-)
Voltage
Rear combination lamp
control unit connector
Terminal
RH
B42
8
Ground
Approx. 5 V
LH
6
PKIC6974E
TURN SIGNAL AND HAZARD WARNING LAMPS
LT-137
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Revision: 2006 August
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Hazard Warning Lamps Do Not Operate But Turn Signal Lamps Operate
NKS001Q2
1.
CHECK HAZARD SWITCH INPUT SIGNAL
With CONSULT-II
Select “BCM” on CONSULT-II. With “FLASHER” data monitor to
make sure “HAZARD SW” turns ON-OFF linked with operation of
hazard switch.
Without CONSULT-II
GO TO 2.
OK or NG
OK
>> Replace BCM. Refer to
BCS-14, "Removal and Installation of BCM"
.
NG
>> GO TO 2.
2.
CHECK HAZARD SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector and combination meter connector.
3.
Check continuity BCM harness connector (A) M34 terminal 29
and combination meter harness connector (B) M25 terminal 9.
4.
Check continuity (short circuit) BCM harness connector (A) M34
terminal 29 and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness or connector.
When hazard switch is ON
position
: HAZARD SW ON
PKIA7601E
29 – 9
: Continuity should exist.
29 – Ground
: Continuity should not exist.
PKIC6979E
LT-138
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2006 August
2006 Murano
3.
CHECK HAZARD SWITCH INPUT SIGNAL
1.
Connect BCM connector and combination meter connector.
2.
Check voltage between BCM harness connector M34 terminal
29 and ground.
OK or NG
OK
>> Replace BCM. Refer to
BCS-14, "Removal and Installation of BCM"
NG
>>
●
If voltage is approx. 0 V, replace BCM. Refer to
BCS-14, "Removal and Installation of BCM"
.
●
If voltage is approx. 12 V, GO TO 4.
4.
CHECK HAZARD SWITCH
1.
Turn ignition switch OFF.
2.
Remove hazard switch. Refer to
Assembly of Combination Meter"
3.
Check continuity hazard switch terminals.
OK or NG
OK
>> GO TO 5.
NG
>> Replace hazard switch.
5.
CHECK HAZARD SWITCH CIRCUIT
1.
Disconnect combination meter connector and hazard switch connector.
2.
Check continuity between hazard switch harness connector and
combination meter harness connector.
OK or NG
OK
>> Replace combination meter.
NG
>> Repair harness or connector.
(+)
(
−
)
Condition
Voltage
BCM
connector
Terminal
M34
29
Ground
Hazard switch is ON
Approx. 0 V
Hazard switch is OFF
Approx. 12 V
PKIA6354E
Terminal
Condition
Continuity
Hazard switch
1
2
Hazard switch is ON
Yes
Hazard switch is OFF
No
PKIB2171E
Hazard switch
Combination meter
Continuity
Connector
Terminal
Connector
Terminal
M304
1
M302
36
Yes
2
33
PKIB2151E
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