Infiniti QX56 (JA60). Manual — part 624
INL-24
< COMPONENT DIAGNOSIS >
CARGO LAMP CONTROL CIRCUIT
CARGO LAMP CONTROL CIRCUIT
Description
INFOID:0000000005146736
Controls the cargo lamp (ground side) to turn the cargo lamp ON and OFF.
Component Function Check
INFOID:0000000005146737
CAUTION:
Before performing the diagnosis, check that the following is normal.
• Battery saver output/power supply
• Cargo lamp bulb
1.
CHECK CARGO LAMP OPERATION
CONSULT-III
1. Turn ignition switch ON.
2. Select “LUGGAGE LAMP TEST” of BCM (INT LAMP) active test item.
3. While operating the test item, check that cargo lamp turns ON/OFF.
Is the inspection result normal?
YES
>> Cargo lamp circuit is normal.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000005146738
Regarding Wiring Diagram information, refer to
.
1.
CHECK CARGO LAMP OUTPUT
CONSULT-III
1. Turn ignition switch ON.
2. Select “LUGGAGE LAMP TEST” of BCM (INT LAMP) active test
item.
3. While operating the test item, check voltage between BCM con-
nector M19 terminal 49 and ground.
Is the inspection result normal?
YES
>> Cargo lamp control circuit is operating normally.
Fixed ON>>GO TO 3
Fixed OFF>>GO TO 2
2.
CHECK CARGO LAMP OPEN CIRCUIT
ON
: Cargo lamp ON
OFF
: Cargo lamp OFF
Connector
Terminal
—
LUGGAGE
LAMP TEST
Voltage
M19
49
Ground
ON
0V
OFF
Battery voltage
ALLIA0417GB
CARGO LAMP CONTROL CIRCUIT
INL-25
< COMPONENT DIAGNOSIS >
C
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F
G
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A
B
INL
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1. Turn ignition switch OFF.
2. Disconnect BCM connector M19 and cargo lamp connector.
3. Check continuity between BCM connector M19 (A) terminal 49
and cargo lamp connector B153 (B) terminal 1.
Is the inspection result normal?
YES
>> Check cargo lamp for an open. If OK, replace BCM.
Refer to
BCS-59, "Removal and Installation"
. If NG, replace cargo lamp. Refer to
.
NO
>> Repair harness or connectors.
3.
CHECK CARGO LAMP SHORT CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector M19 and cargo lamp connector.
3. Check continuity between BCM connector M19 terminal 49 and
ground.
Is the inspection result normal?
YES
>> Check cargo lamp for a short circuit. If OK, replace
BCM. Refer to
BCS-59, "Removal and Installation"
NG, replace cargo lamp. Refer to
NO
>> Repair harness or connectors.
BCM
Cargo lamp
Continuity
Connector
Terminal
Connector
Terminal
M19 (A)
49
B153 (B)
1
Yes
ALLIA0418GB
Connector
Terminal
—
Continuity
M19
49
Ground
No
ALLIA0419GB
INL-26
< COMPONENT DIAGNOSIS >
IGNITION KEYHOLE ILLUMINATION CONTROL CIRCUIT
IGNITION KEYHOLE ILLUMINATION CONTROL CIRCUIT
Description
INFOID:0000000005146739
Controls the ignition keyhole illumination (ground side) to turn the ignition keyhole illumination ON and OFF.
Component Function Check
INFOID:0000000005146740
CAUTION:
Before performing the diagnosis, check that the following is normal.
• Battery saver output/power supply circuit
• Ignition keyhole illumination bulb
1.
CHECK IGNITION KEYHOLE ILLUMINATION OPERATION
CONSULT-III
1. Turn the ignition switch ON.
2. Select “IGN ILLUM” of BCM (INT LAMP) active test item.
3. While operating the test item, check that the ignition keyhole illumination turns ON/OFF
Is the inspection result normal?
YES
>> Ignition keyhole illumination circuit is normal.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000005146741
Regarding Wiring Diagram information, refer to
.
1.
CHECK IGNITION KEYHOLE OUTPUT
CONSULT-III
1. Turn ignition switch ON.
2. Select “IGN ILLUM” of BCM (INT LAMP) active test item.
3. While operating the test item, check voltage between BCM con-
nector M18 terminal 1 and ground.
Is the inspection result normal?
YES
>> Ignition keyhole illumination control circuit is operating
normally.
Fixed ON>>GO TO 3
Fixed OFF>>GO TO 2
2.
CHECK IGNITION KEYHOLE ILLUMINATION OPEN CIRCUIT
ON
: Ignition keyhole illumination ON
OFF
: Ignition keyhole illumination OFF
Connector
Terminal
—
IGN ILLUM
Voltage
M18
1
Ground
ON
0V
OFF
Battery voltage
ALLIA0420GB
IGNITION KEYHOLE ILLUMINATION CONTROL CIRCUIT
INL-27
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
M
A
B
INL
N
O
P
1. Turn ignition switch OFF.
2. Disconnect BCM connector M18 and ignition keyhole illumina-
tion connector.
3. Check continuity between BCM connector M18 (A) terminal 1
and ignition keyhole illumination connector M150 (B) terminal 2.
Is the inspection result normal?
YES
>> Check ignition keyhole illumination for an open. If OK, replace BCM. Refer to
. If NG, replace ignition keyhole illumination.
NO
>> Repair harness or connectors.
3.
CHECK IGNITION KEYHOLE ILLUMINATION SHORT CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector M18 and ignition keyhole illumina-
tion connector.
3. Check continuity between BCM connector M18 terminal 1 and
ground.
Is the inspection result normal?
YES
>> Check ignition keyhole illumination for a short circuit. If
. If NG, replace ignition keyhole illumination.
NO
>> Repair harness or connectors.
BCM
Ignition keyhole illumination
Continuity
Connector
Terminal
Connector
Terminal
M18 (A)
1
M150 (B)
2
Yes
ALLIA0421GB
Connector
Terminal
—
Continuity
M18
1
Ground
No
ALLIA0422GB
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