Infiniti G37 Coupe. Manual — part 660
EXL-60
< COMPONENT DIAGNOSIS >
[XENON TYPE]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
BCM (BODY CONTROL MODULE)
BCM (BODY CONTROL MODULE) : Diagnosis Procedure
INFOID:0000000001837022
1.
CHECK FUSE AND FUSIBLE LINK
Check that the following fuse and fusible link are not blown.
Is the fuse fusing?
YES
>> Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is
blown.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connectors.
3.
Check voltage between BCM harness connector and ground.
Is the measurement value normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Does continuity exist?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM) : Di-
agnosis Procedure
INFOID:0000000001830782
1.
CHECK FUSES AND FUSIBLE LINK
Check that the following IPDM E/R fuses or fusible links are not blown.
Signal name
Fuse and fusible link No.
Battery power supply
K
10
Terminals
Voltage
(Approx.)
(+)
(
−
)
BCM
Ground
Connector
Terminal
M118
1
Battery voltage
M119
11
BCM
Ground
Continuity
Connector
Terminal
M119
13
Existed
POWER SUPPLY AND GROUND CIRCUIT
EXL-61
< COMPONENT DIAGNOSIS >
[XENON TYPE]
C
D
E
F
G
H
I
J
K
M
A
B
EXL
N
O
P
Is the fuse fusing?
YES
>> Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is
blown.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect IPDM E/R connector.
3.
Check voltage between IPDM E/R harness connector and ground.
Is the measurement value normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between IPDM E/R harness connectors and ground.
Does continuity exist?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
AFS CONTROL UNIT
AFS CONTROL UNIT : Diagnosis Procedure
INFOID:0000000001604652
1.
FUSE INSPECTION
Check that the following fuses are not fusing.
Is the fuse fusing?
YES
>> Repair the applicable circuit. And then replace the fuse.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect AFS control unit harness connector.
3.
Check voltage between AFS control unit harness connector and ground.
Signal name
Fuses and fusible link No.
Battery power supply
C
50
51
Terminals
Voltage
(Approx.)
(+)
(
−
)
IPDM E/R
Connector
Terminal
Ground
E4
1
Battery voltage
2
IPDM E/R
Ground
Continuity
Connector
Terminal
E5
12
Existed
E6
41
Signal name
Connection position
Fuse No.
Capacity
Ignition power supply
FUSE BLOCK (J/B)
3
10 A
EXL-62
< COMPONENT DIAGNOSIS >
[XENON TYPE]
POWER SUPPLY AND GROUND CIRCUIT
Is the measurement value normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between AFS control unit harness connectors and ground.
Does continuity exist?
YES
>> Repair harness or connector.
NO
>> Power supply and ground circuit are normal.
Terminals
Voltage
(Approx.)
(+)
(
−
)
AFS control unit
Ground
Connector
Terminal
M16
1
Battery voltage
AFS control unit
Ground
Continuity
Connector
Terminal
M16
25
Existed
EXTERIOR LAMP FUSE
EXL-63
< COMPONENT DIAGNOSIS >
[XENON TYPE]
C
D
E
F
G
H
I
J
K
M
A
B
EXL
N
O
P
EXTERIOR LAMP FUSE
Description
INFOID:0000000001604653
Fuse list
Diagnosis Procedure
INFOID:0000000001604654
1.
CHECK FUSE
Check that the following fuses are not fusing.
Is the fuse fusing?
YES
>> Repair the applicable circuit. And then replace the fuse.
NO
>> The fuse is normal.
Unit
Location
Fuse No.
Capacity
Headlamp HI (LH)
IPDM E/R
#54
10 A
Headlamp HI (RH)
IPDM E/R
#55
10 A
Headlamp LO (LH)
IPDM E/R
#56
15 A
Headlamp LO (RH)
IPDM E/R
#57
15 A
Front fog lamp
IPDM E/R
#58
15 A
• Parking lamp
• Front side marker lamp
IPDM E/R
#52
10 A
• Tail lamp
• Rear side marker lamp
• License plate lamp
• Each illumination
IPDM E/R
#53
10 A
Stop lamp
FUSE BLOCK (J/B)
#7
10 A
Back-up lamp
FUSE BLOCK (J/B)
#4
10 A
Unit
Location
Fuse No.
Capacity
Headlamp HI (LH)
IPDM E/R
#54
10 A
Headlamp HI (RH)
IPDM E/R
#55
10 A
Headlamp LO (LH)
IPDM E/R
#56
15 A
Headlamp LO (RH)
IPDM E/R
#57
15 A
Front fog lamp
IPDM E/R
#58
15 A
• Parking lamp
• Front side marker lamp
IPDM E/R
#52
10 A
• Tail lamp
• Rear side marker lamp
• License plate lamp
• Each illumination
IPDM E/R
#53
10 A
Stop lamp
FUSE BLOCK (J/B)
#7
10 A
Back-up lamp
FUSE BLOCK (J/B)
#4
10 A
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