Nissan Murano Z51 (2008 year). Manual — part 237
INTERIOR ROOM LAMP CONTROL CIRCUIT
INL-21
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INTERIOR ROOM LAMP CONTROL CIRCUIT
Description
INFOID:0000000003295111
Controls each interior room lamp (ground side) by PWM signal.
NOTE:
PWM signal control period is approximately 250 Hz (in the gradual brightening/dimming).
Component Function Check
INFOID:0000000003295112
CAUTION:
Before performing the diagnosis, check that the following is normal.
• Interior room lamp power supply
• Map lamp bulb
• Personal lamp bulb
1.
CHECK INTERIOR ROOM LAMP CONTROL FUNCTION
CONSULT-III ACTIVE TEST
1.
Switch the map lamp switch to DOOR.
2.
Turn the ignition switch ON.
3.
Select “INT LAMP” of BCM (INT LAMP) active test item.
4.
With operating the test items, check that each interior room lamp turns ON/OFF (gradual brightening/dim-
ming).
Does the interior room lamp turns ON/OFF (gradual brightening/dimming)?
YES
>> Interior room lamp control circuit is normal.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000003295113
1.
CHECK INTERIOR ROOM LAMP CONTROL OUTPUT
CONSULT-III ACTIVE TEST
1.
Turn ignition switch OFF.
2.
Remove all the bulbs of map lamp and personal lamp.
3.
Select “INT LAMP” of BCM (INT LAMP) active test item.
4.
With operating the test item, check continuity between BCM harness connector and ground.
Is the measurement value normal?
YES
>> GO TO 2.
Fixed ON>>GO TO 3.
Fixed OFF>>Replace BCM.
2.
CHECK INTERIOR ROOM LAMP CONTROL OPEN CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector, map lamp connector and personal lamp connector.
3.
Check continuity between BCM harness connector, map lamp harness connector and personal lamp har-
ness connector.
On
: Interior room lamp gradual brightening
Off
: Interior room lamp gradual dimming
BCM
Ground
Test item
Continuity
Connector
Terminal
INT LAMP
M119
19
On
Existed
Off
Not existed
Revision: 2008 October
2009 Murano
INL-22
< COMPONENT DIAGNOSIS >
INTERIOR ROOM LAMP CONTROL CIRCUIT
Does continuity exist?
YES
>> Replace the map lamp or the personal lamp.
NO
>> Repair the harnesses or connectors.
3.
CHECK INTERIOR ROOM LAMP CONTROL SHORT CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector, map lamp connector and personal lamp connector.
3.
Check continuity between BCM harness connector and ground.
Does continuity exist?
YES
>> Repair the harnesses or connectors.
NO
>> Replace BCM.
BCM
Map lamp/personal lamp
Continuity
Connec-
tor
Terminal
Connector
Terminal
M119
19
Map lamp
R19
2
Existed
Personal lamp
R21
3
BCM
Ground
Continuity
Connector
Terminal
M119
19
Not existed
Revision: 2008 October
2009 Murano
STEP LAMP CIRCUIT
INL-23
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STEP LAMP CIRCUIT
Description
INFOID:0000000003295114
Controls the step lamp (ground side) to turn the step lamp ON and OFF.
Component Function Check
INFOID:0000000003295115
CAUTION:
Before performing the diagnosis, check that the following is normal.
• Interior room lamp power supply
• Step lamp bulb
1.
CHECK STEP LAMP OPERATION
CONSULT-III ACTIVE TEST
1.
Turn the ignition switch ON.
2.
Select "STEP LAMP TEST" of BCM (INT LAMP) active test item.
3.
With operating the test items, check that step lamp turns ON/OFF.
Does the step lamp turn ON/OFF?
YES
>> Step lamp circuit is normal.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000003295116
1.
CHECK STEP LAMP OUTPUT
CONSULT-III ACTIVE TEST
1.
Turn the ignition switch OFF.
2.
Remove the step lamp bulbs (driver side and passenger side).
3.
Turn the ignition switch ON.
4.
Select “STEP LAMP TEST” of BCM (INT LAMP) active test item.
5.
With operating the test item, check continuity between BCM harness connector and the ground.
Is the measurement value normal?
YES
>> GO TO 2.
Fixed ON>>GO TO 3.
Fixed OFF>>Replace BCM.
2.
CHECK STEP LAMP OPEN CIRCUIT
1.
Turn the ignition switch OFF.
2.
Disconnect BCM connector, and step lamp connector.
3.
Check continuity between BCM harness connector and step lamp harness connector.
On
: Step lamp ON
Off
: Step lamp OFF
BCM
Ground
Test item
Continuity
Connector
Terminal
STEP LAMP
TEST
M119
7
On
Existed
Off
Not existed
BCM
Step lamp
Continuity
Connector
Terminal
Connector
Terminal
M119
7
Driver
side
D17
2
Existed
Passen-
ger side
D51
2
Revision: 2008 October
2009 Murano
INL-24
< COMPONENT DIAGNOSIS >
STEP LAMP CIRCUIT
Does continuity exist?
YES
>> Replace step lamp.
NO
>> Repair harnesses or connectors.
3.
CHECK STEP LAMP SHORT CIRCUIT
1.
Turn the ignition switch OFF.
2.
Check continuity between BCM harness connector and the ground.
Does continuity exist?
YES
>> Repair the harnesses or connectors.
NO
>> Replace BCM.
BCM
Ground
Continuity
Connector
Terminal
M119
7
Not existed
Revision: 2008 October
2009 Murano
PUSH-BUTTON IGNITION SWITCH ILLUMINATION CIRCUIT
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PUSH-BUTTON IGNITION SWITCH ILLUMINATION CIRCUIT
Description
INFOID:0000000003295120
Provides the power supply and the ground to control the push-button ignition switch illumination.
Component Function Check
INFOID:0000000003295121
1.
CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION OPERATION
CONSULT-III ACTIVE TEST
1.
Turn the ignition switch ON.
2.
Select “ENGINE SW ILLUMI” of BCM (INTELLIGENT KEY) active test item.
3.
With operating the test items, check that the push-button ignition switch illumination turns ON/OFF
Does the push-button ignition switch illumination turn ON/OFF?
YES
>> Push-button ignition switch illumination circuit is normal.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000003295122
1.
CHECK ILLUMINATION CONTROL SWITCHING OPERATION
1.
Turn the ignition switch ON.
2.
With operating the lighting switch, check that the push-button ignition switch illumination turns ON/OFF
Does the push-button ignition switch illumination turn ON/OFF?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION GROUND CIRCUIT
1.
Turn the ignition switch OFF.
2.
Disconnect BCM connector and the push-button ignition switch connector.
3.
Check continuity between BCM harness connector and the push-button ignition switch harness connector.
Does the continuity exist?
YES
>> Replace BCM.
NO
>> Repair the harness or the connector.
3.
CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION POWER SUPPLY OUTPUT
CONSULT-III ACTIVE TEST
1.
Turn the ignition switch ON.
2.
Select “ENGINE SW ILLUMI” of BCM (INTELLIGENT KEY) active test item.
3.
With operating the test item, check voltage between BCM harness connector and the ground.
On
: Push-button ignition switch illumination ON
Off
: Push-button ignition switch illumination OFF
Condition
Push-button ignition switch illumina-
tion
• Ignition switch ON
• Lighting switch 1ST
ON
• Ignition switch OFF
• Lighting switch OFF
• Driver door LOCK
OFF
BCM
Push-button ignition switch
Continuity
Connector
Terminal
Connector
Terminal
M119
14
M101
2
Existed
Revision: 2008 October
2009 Murano
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PUSH-BUTTON IGNITION SWITCH ILLUMINATION CIRCUIT
Is the measurement value normal?
YES
>> GO TO 4.
NO
>> GO TO 5.
4.
CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION POWER SUPPLY OPEN CIRCUIT
1.
Turn the ignition switch OFF.
2.
Disconnect BCM connector and the push-button ignition switch connector.
3.
Check continuity between BCM harness connector and the push-button ignition switch harness connector.
Does the continuity exist?
YES
>> Replace push-button ignition switch.
NO
>> Repair the harness or the connector.
5.
CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION POWER SUPPLY SHORT CIRCUIT
1.
Turn the ignition switch OFF.
2.
Disconnect BCM connector and the push-button ignition switch connector.
3.
Check continuity between BCM harness connector and the ground.
Does the continuity exist?
YES
>> Repair the harness or the connector.
NO
>> Replace BCM.
Terminals
Test item
Voltage (Ap-
prox.)
(+)
(–)
BCM
Ground
ENGINE SW
ILLUMI
Connector
Terminal
M123
133
ON
5 V
OFF
0 V
BCM
Push-button ignition switch
Continuity
Connector
Terminal
Connector
Terminal
M123
133
M101
3
Existed
BCM
Ground
Continuity
Connector
Terminal
M123
133
Not existed
Revision: 2008 October
2009 Murano
INTERIOR ROOM LAMP CONTROL SYSTEM
INL-27
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INTERIOR ROOM LAMP CONTROL SYSTEM
Wiring Diagram - INTERIOR ROOM LAMP -
INFOID:0000000003295159
JCLWM2786GB
Revision: 2008 October
2009 Murano
INL-28
< COMPONENT DIAGNOSIS >
INTERIOR ROOM LAMP CONTROL SYSTEM
JCLWM2787GB
Revision: 2008 October
2009 Murano
INTERIOR ROOM LAMP CONTROL SYSTEM
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JCLWM2788GB
Revision: 2008 October
2009 Murano
INL-30
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INTERIOR ROOM LAMP CONTROL SYSTEM
JCLWM2789GB
Revision: 2008 October
2009 Murano
INTERIOR ROOM LAMP CONTROL SYSTEM
INL-31
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JCLWM2790GB
Revision: 2008 October
2009 Murano
INL-32
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INTERIOR ROOM LAMP CONTROL SYSTEM
JCLWM2791GB
Revision: 2008 October
2009 Murano
INTERIOR ROOM LAMP CONTROL SYSTEM
INL-33
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JCLWM2792GB
Revision: 2008 October
2009 Murano
INL-34
< COMPONENT DIAGNOSIS >
INTERIOR ROOM LAMP CONTROL SYSTEM
JCLWM2793GB
Revision: 2008 October
2009 Murano
INTERIOR ROOM LAMP CONTROL SYSTEM
INL-35
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JCLWM2794GB
Revision: 2008 October
2009 Murano
INL-36
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ILLUMINATION
ILLUMINATION
Wiring Diagram - ILLUMINATION -
INFOID:0000000003295160
JCLWM2795GB
Revision: 2008 October
2009 Murano
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