Nissan Murano. Manual — part 878
INL-24
< DTC/CIRCUIT 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
STEP LAMP CIRCUIT
INL-25
< DTC/CIRCUIT DIAGNOSIS >
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STEP LAMP CIRCUIT
Description
INFOID:0000000009718421
Controls the step lamp (ground side) to turn the step lamp ON and OFF.
Component Function Check
INFOID:0000000009718422
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 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:0000000009718423
1.
CHECK STEP LAMP OUTPUT
CONSULT 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
INL-26
< DTC/CIRCUIT 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
PUSH-BUTTON IGNITION SWITCH ILLUMINATION CIRCUIT
INL-27
< DTC/CIRCUIT DIAGNOSIS >
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PUSH-BUTTON IGNITION SWITCH ILLUMINATION CIRCUIT
Description
INFOID:0000000009718424
Provides the power supply and the ground to control the push-button ignition switch illumination.
Component Function Check
INFOID:0000000009718425
1.
CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION OPERATION
CONSULT 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:0000000009718426
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 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
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