Infiniti EX35. Manual — part 800
EXL-244
< COMPONENT DIAGNOSIS >
[HALOGEN TYPE]
HEADLAMP (LO) CIRCUIT
HEADLAMP (LO) CIRCUIT
Component Function Check
INFOID:0000000003534190
1.
CHECK HEADLAMP (LO) OPERATION
IPDM E/R AUTO ACTIVE TEST
1.
Activate IPDM E/R auto active test. Refer to
PCS-11, "Diagnosis Description"
.
2.
Check that the headlamp is turned ON.
CONSULT-III ACTIVE TEST
1.
Select “EXTERNAL LAMP” of IPDM E/R active test item.
2.
With operating the test items, check that the headlamp (LO) is turned ON.
Is the headlamp (LO) turned ON?
YES
>> Headlamp (LO) is normal.
NO
>> Refer to
EXL-244, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000003534191
1.
CHECK HEADLAMP (LO) OUTPUT VOLTAGE
CONSULT-III ACTIVE TEST
1.
Turn the ignition switch OFF.
2.
Disconnect the front combination lamp connector.
3.
Turn the ignition switch ON.
4.
Select “EXTERNAL LAMP” of IPDM E/R active test item.
5.
With operating the test items, check the voltage between the IPDM E/R harness connector and the
ground.
Is the measurement value normal?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
CHECK HEADLAMP (LO) OPEN CIRCUIT
1.
Turn the ignition switch OFF.
2.
Disconnect IPDM E/R connector.
3.
Check continuity between the IPDM E/R harness connector and the front combination lamp harness con-
nector.
Lo
: Headlamp (LO) ON
Off
: Headlamp (LO) OFF
Terminals
Test item
Voltage
(Approx.)
(+)
(
−
)
IPDM E/R
Ground
External
lamp
Connector
Terminal
RH
E8
83
Lo
Battery volt-
age
Off
0 V
LH
84
Lo
Battery volt-
age
Off
0 V
IPDM E/R
Front combination lamp
Continuity
Connector
Terminal
Connector
Terminal
RH
E8
83
E28
5
Existed
LH
84
E58
5
HEADLAMP (LO) CIRCUIT
EXL-245
< COMPONENT DIAGNOSIS >
[HALOGEN TYPE]
C
D
E
F
G
H
I
J
K
M
A
B
EXL
N
O
P
Does continuity exist?
YES
>> GO TO 5.
NO
>> Repair the harnesses or connectors.
3.
CHECK HEADLAMP (LO) FUSE
1.
Turn the ignition switch OFF.
2.
Check that the following fuses are not fusing.
Is the fuse fusing?
YES
>> GO TO 4.
NO
>> Replace IPDM E/R.
4.
CHECK HEADLAMP (LO) SHORT CIRCUIT
1.
Disconnect IPDM E/R connector.
2.
Check continuity between the IPDM E/R harness connector and the ground.
Does continuity exist?
YES
>> Repair the harnesses or connectors. And then replace the fuse.
NO
>> Replace the fuse. (Replace IPDM E/R if the fuse is fusing again.)
5.
CHECK HEADLAMP (LO) GROUND OPEN CIRCUIT
1.
Turn the ignition switch OFF.
2.
Disconnect the front combination lamp connector.
3.
Check continuity between the front combination lamp harness connector and ground.
Does continuity exist?
YES
>> Replace the headlamp (LO) bulb. (Bulb socket is abnormally.)
NO
>> Repair the harnesses or connectors.
Unit
Lotion
Fuse No.
Capacity
Headlamp LO (RH)
IPDM E/R
#57
15 A
Headlamp LO (LH)
IPDM E/R
#56
15 A
IPDM E/R
Ground
Continuity
Connector
Terminal
RH
E8
83
Not existed
LH
84
Front combination lamp
Ground
Continuity
Connector
Terminal
RH
E28
3
Existed
LH
E58
3
EXL-246
< COMPONENT DIAGNOSIS >
[HALOGEN TYPE]
FRONT FOG LAMP CIRCUIT
FRONT FOG LAMP CIRCUIT
Component Function Check
INFOID:0000000003756979
1.
CHECK FRONT FOG LAMP OPERATION
IPDM E/R AUTO ACTIVE TEST
1.
Activate IPDM E/R auto active test. Refer to
EXL-37, "Diagnosis Description"
2.
Check that the front fog lamp is turned ON.
CONSULT-III ACTIVE TEST
1.
Select "EXTERNAL LAMPS" of IPDM E/R active test item.
2.
With operating the test items, Check that the front fog lamp is turned ON.
Is the front fog lamp turned ON?
YES
>> Front fog lamp circuit is normal.
NO
>> Refer to
EXL-246, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000003756980
1.
CHECK FRONT FOG LAMP FUSE
1.
Turn the ignition switch OFF.
2.
Check that the following fuses are not fusing.
Is the fuse fusing?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
CHECK FRONT FOG LAMP SHORT CIRCUIT
1.
Disconnect IPDM E/R connector and the front fog lamp connector.
2.
Check continuity between the IPDM E/R harness connector and the ground.
Does continuity exist?
YES
>> Repair the harnesses or connectors. And then replace the fuse.
NO
>> Replace the fuse. (Replace IPDM E/R if the fuse is fusing again.)
3.
CHECK FRONT FOG LAMP BULB
Check the applicable lamp bulb.
Is the bulb normal?
YES
>> GO TO 4.
NO
>> Replace the bulb.
4.
CHECK FRONT FOG LAMP OUTPUT VOLTAGE
CONSULT-III ACTIVE TEST
1.
Disconnect the front fog lamp connector.
2.
Turn the ignition switch ON.
3.
Select "EXTERNAL LAMPS" of IPDM E/R active test item.
Fog
: Front fog lamp ON
Off
: Front fog lamp OFF
Unit
Location
Fuse No.
Capacity
Front fog lamp
IPDM E/R
#58
15 A
IPDM E/R
Ground
Continuity
Connector
Terminal
RH
E8
86
Not existed
LH
87
FRONT FOG LAMP CIRCUIT
EXL-247
< COMPONENT DIAGNOSIS >
[HALOGEN TYPE]
C
D
E
F
G
H
I
J
K
M
A
B
EXL
N
O
P
4.
With operating the test items, check the voltage between the IPDM E/R harness connector and the
ground.
Is the measurement value normal?
YES
>> GO TO 5.
NO
>> Replace IPDM E/R.
5.
CHECK FRONT FOG LAMP OPEN CIRCUIT
1.
Turn the ignition switch OFF.
2.
Disconnect IPDM E/R connector.
3.
Check continuity between the IPDM E/R harness connector and the front fog lamp harness connector.
Does continuity exist?
YES
>> GO TO 6.
NO
>> Repair the harnesses or connectors.
6.
CHECK FRONT FOG LAMP GROUND CIRCUIT OPEN CIRCUIT
Check continuity between the front fog lamp harness connector and the ground.
Does continuity exist?
YES
>> Replace the front fog lamp.
NO
>> Repair the harnesses or connectors.
Terminals
Test item
Voltage
(Approx.)
(+)
(
−
)
IPDM E/R
Ground
EXTERNAL
LAMP
Connector
Terminal
RH
E8
86
Fog
Battery
voltage
Off
0 V
LH
87
Fog
Battery
voltage
Off
0 V
IPDM E/R
Front fog lamp
Continuity
Connector
Terminal
Connector
Terminal
RH
E8
86
E34
1
Existed
LH
87
E64
1
Front fog lamp
Ground
Continuity
Connector
Terminal
RH
E34
2
Existed
LH
E64
2
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