Infiniti M35/M45 Y50. Manual — part 872
HEADLAMP (FOR USA) - CONVENTIONAL TYPE -
LT-33
C
D
E
F
G
H
I
J
L
M
A
B
LT
5.
CHECK HEADLAMP GROUND
1.
Turn ignition switch OFF.
2.
Check continuity between front combination lamp (RH and LH)
harness connector and ground.
OK or NG
OK
>> Check headlamp harness and connectors.
NG
>> Repair harness or connector.
6.
CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT COMBINATION LAMP
1.
Turn ignition switch OFF.
2.
Disconnect IPDM E/R connector.
3.
Check continuity between IPDM E/R harness connector (A) and
front combination lamp (RH and LH) harness connector (B).
4.
Check continuity between IPDM E/R harness connector (A) and
ground.
OK or NG
OK
>> Replace IPDM E/R. Refer to
PG-31, "Removal and Installation of IPDM E/R"
.
NG
>> Repair harness or connector.
Front combination lamp
connector
Terminal
Ground
Continuity
RH
E47
4
Yes
LH
E54
4
SKIB4759E
Circuit
A
B
Continuity
Connector
Terminal
Connector
Terminal
RH
E7
20
E47
8
Yes
LH
30
E54
8
A
Ground
Continuity
Connector
Terminal
RH
E7
20
No
LH
30
SKIB4760E
LT-34
HEADLAMP (FOR USA) - CONVENTIONAL TYPE -
Headlamp Low Beam Does Not Illuminate (One Side)
NKS003OE
1.
CHECK BULB
Check bulb of lamp which does not illuminate.
OK or NG
OK
>> GO TO 2.
NG
>> Replace headlamp bulb.
2.
CHECK HEADLAMP INPUT SIGNAL
With CONSULT-II
1.
Turn ignition switch OFF.
2.
Disconnect front combination lamp RH or LH connector.
3.
Select “IPDM E/R” on CONSULT-II. Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
4.
Select “LAMPS” on “SELECT TEST ITEM” screen.
5.
Touch “LO” screen.
6.
When headlamp low beam is operating, check voltage between
front combination lamp RH or LH harness connector and
ground.
Without CONSULT-II
1.
Turn ignition switch OFF.
2.
Disconnect front combination lamp RH or LH connector.
3.
Start auto active test. Refer to
4.
When headlamp low beam is operating, check voltage between front combination lamp RH or LH harness
connector and ground.
OK or NG
OK
>> GO TO 3.
NG
>> GO TO 4.
Terminal
Voltage
(Approx.)
(+)
(-)
Front combination lamp
connector
terminal
RH
E47
8
Ground
Battery voltage
LH
E54
8
Terminal
Voltage
(Approx.)
(+)
(-)
Front combination lamp
connector
terminal
RH
E47
8
Ground
Battery voltage
LH
E54
8
SKIB4758E
HEADLAMP (FOR USA) - CONVENTIONAL TYPE -
LT-35
C
D
E
F
G
H
I
J
L
M
A
B
LT
3.
CHECK HEADLAMP GROUND
1.
Turn ignition switch OFF.
2.
Check continuity between front combination lamp RH or LH har-
ness connector and ground.
OK or NG
OK
>> Check headlamp harness and connectors.
NG
>> Repair harness or connector.
4.
CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT COMBINATION LAMP
1.
Turn ignition switch OFF.
2.
Disconnect IPDM E/R connector.
3.
Check continuity between IPDM E/R harness connector (A) and
front combination lamp RH or LH harness connector (B).
4.
Check continuity between IPDM E/R harness connector (A) and
ground.
OK or NG
OK
>> Replace IPDM E/R. Refer to
PG-31, "Removal and Installation of IPDM E/R"
.
NG
>> Repair harness or connector.
Front combination lamp
connector
Terminal
Ground
Continuity
RH
E47
4
Yes
LH
E54
4
SKIB4759E
Circuit
A
B
Continuity
Connector
Terminal
Connector
Terminal
RH
E7
20
E47
8
Yes
LH
30
E54
8
A
Ground
Continuity
Connector
Terminal
RH
E7
20
No
LH
30
SKIB4760E
LT-36
HEADLAMP (FOR USA) - CONVENTIONAL TYPE -
Headlamps Do Not Turn OFF
NKS003OF
1.
CHECK HEADLAMP TURN OFF
Make sure that lighting switch is OFF. And make sure headlamp turns off when ignition switch is turned OFF.
OK or NG
OK
>> GO TO 3.
NG
>> GO TO 2.
2.
CHECK COMBINATION SWITCH INPUT SIGNAL
Select “BCM” on CONSULT-II. With “HEAD LAMP” data monitor,
make sure “HEAD LAMP SW 1” and “HEAD LAMP SW 2” turns ON-
OFF linked with operation of lighting switch.
OK or NG
OK
NG
>> Check combination switch (lighting switch). Refer to
239, "Combination Switch Inspection"
.
3.
CHECK CAN COMMUNICATIONS BETWEEN BCM AND IPDM E/R
Select “BCM” on CONSULT-II, and perform self-diagnosis for “BCM”.
Display of self-diagnosis results
NO DTC>> Replace IPDM E/R. Refer to
CAN COMM CIRCUIT>> Refer to
Inspection Using CONSULT-II (Self-Diagnosis)"
When lighting switch is OFF
position
: HEAD LAMP SW 1 OFF
: HEAD LAMP SW 2 OFF
PKIA7588E
PKIA7627E
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