Infiniti M35/M45 Y50. Manual — part 888
HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
LT-97
C
D
E
F
G
H
I
J
L
M
A
B
LT
Daytime Light Control Does Not Operate Properly (Normal Headlamps Operate
Properly)
NKS003PK
1.
DAYTIME LIGHT ACTIVE TEST
With CONSULT-II
1.
Select “BCM” on CONSULT-II, and select “HEAD LAMP” on
“SELECT TEST ITEM” screen.
2.
Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
3.
Select “DAYTIME RUNNING LIGHT” on “SELECT TEST ITEM”
screen.
4.
Touch “ON” screen.
5.
Make sure daytime light operation.
OK or NG
OK
>> GO TO 2.
NG
>> GO TO 4.
2.
CHECK INPUT SIGNAL
1.
Select “BCM” on CONSULT-II. With “HEAD LAMP” data monitor,
make sure “ENGINE RUN” turns ON-OFF linked with operation
of engine running or stop.
2.
Select “BCM” on CONSULT-II. With “HEAD LAMP” data monitor,
make sure “PKB SW” turns ON-OFF linked with operation of
parking brake switch.
OK or NG
OK
>> GO TO 3.
NG
>> Check BCM CAN communication system. Refer to
BCS-13, "CAN Communication Inspection
Using CONSULT-II (Self-Diagnosis)"
.
3.
CHECK INPUT SIGNAL
1.
Start engine and release parking brake. Headlamp switch OFF.
2.
Select “IPDM E/R” on CONSULT-II. With data monitor, make
sure “DTRL REQ” turns ON-OFF linked with operation of park-
ing brake switch.
OK or NG
OK
>> Replace IPDM E/R. Refer to
.
NG
>> Replace BCM. Refer to
BCS-15, "Removal and Installa-
Daytime light should operate.
PKIC0442E
Engine running
: ENGINE RUN ON
Engine stop
: ENGINE RUN OFF
Parking brake ON
: PKB SW ON
Parking brake OFF
: PKB SW OFF
PKIA7591E
Parking brake ON
: DTRL REQ ON
Parking brake OFF
: DTRL REQ OFF
SKIB4913E
LT-98
HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
4.
CHECK DAYTIME LIGHT RELAY POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Remove daytime light relay.
3.
Check voltage between daytime light relay harness connector
and ground.
OK or NG
OK
>> GO TO 5.
NG
>> Repair harness or connector.
5.
CHECK DAYTIME LIGHT RELAY
Check continuity between daytime light relay terminals.
OK or NG
OK
>> GO TO 6.
NG
>> Replace daytime light relay.
6.
CHECK CIRCUIT BETWEEN DAYTIME LIGHT RELAY AND IPDM E/R
1.
Disconnect IPDM E/R connector.
2.
Check continuity between IPDM E/R harness connector (A) and
daytime light relay harness connector (B).
OK or NG
OK
>> GO TO 7.
NG
>> Repair harness or connector.
Terminals
Voltage
(Approx.)
(+)
(-)
Daytime light relay connector
Terminal
E34
2
Ground
Battery voltage
5
SKIB4746E
Daytime light relay
terminals
Condition
Continuity
3
5
Applying battery voltage to between daytime
light relay terminals 1 and 2
Yes
No battery voltage
No
SKIB4671E
A
B
Continuity
Connector
Terminal
Connector
Terminal
E9
58
E34
1
Yes
SKIB4748E
HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
LT-99
C
D
E
F
G
H
I
J
L
M
A
B
LT
7.
CHECK DAYTIME LIGHT RELAY SIGNAL
1.
Connect IPDM E/R connector.
2.
Install daytime light relay.
3.
Turn ignition switch ON.
4.
Applied parking brake.
5.
Check voltage between IPDM E/R harness connector and
ground.
6.
Start engine and release parking break. Headlamp switch OFF.
7.
Check voltage between IPDM E/R harness connector and
ground.
OK or NG
OK
>> Check connecting condition daytime light relay harness connector.
NG
>> GO TO 8.
8.
CHECK CAN COMMUNICATIONS
Select “BCM” by CONSULT-II, and perform self-diagnosis for “BCM”.
Displayed self-diagnosis results
NO DTC>>Replace BCM. Refer to
BCS-15, "Removal and Installa-
CAN COMM CIRCUIT>>Check BCM CAN communication system.
Refer to
BCS-13, "CAN Communication Inspection
Using CONSULT-II (Self-Diagnosis)"
.
Terminals
Voltage
(Approx.)
(+)
(-)
IPDM E/R connector
Terminal
E9
58
Ground
Battery voltage
Terminals
Voltage
(Approx.)
(+)
(-)
IPDM E/R connector
Terminal
E9
58
Ground
0 V
SKIB4747E
PKIA7627E
LT-100
HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
Headlamp High Beam Does Not Illuminate (Both Sides)
NKS003PL
1.
CHECK COMBINATION SWITCH INPUT SIGNAL
With CONSULT-II
Select “BCM” on CONSULT-II, With “HEAD LAMP” data monitor,
make sure “HI BEAM SW” turns ON-OFF linked with operation of
lighting switch.
Without CONSULT-II
Refer to
LT-239, "Combination Switch Inspection"
OK or NG
OK
>> GO TO 2.
NG
>> Check combination switch (lighting switch). Refer to
239, "Combination Switch Inspection"
.
2.
HEADLAMP ACTIVE TEST
With CONSULT-II
1.
Select “IPDM E/R” on CONSULT-II, and select “ACTIVE TEST”
on “SELECT DIAG MODE” screen.
2.
Select “LAMPS” on “SELECT TEST ITEM” screen.
3.
Touch “HI” screen.
4.
Make sure headlamp high beam operation.
Without CONSULT-II
1.
Start auto active test. Refer to
2.
Make sure headlamp high beam operation.
OK or NG
OK
>> GO TO 3.
NG
>> GO TO 4.
3.
CHECK IPDM E/R
1.
Select “IPDM E/R” on CONSULT-II, and select “DATA MONI-
TOR” on “SELECT DIAG MODE” screen.
2.
Make sure “HL LO REQ” and “HL HI REQ” turns ON when light-
ing switch is in HIGH BEAM position.
OK or NG
OK
NG
>> Replace BCM. Refer to
BCS-15, "Removal and Installa-
When lighting switch is
HIGH BEAM position
: HI BEAM SW ON
PKIA6324E
Headlamp high beam should operate
(Headlamp high beam repeats ON-OFF every 1 second).
Headlamp high beam should operate.
SKIA5774E
When lighting switch is
HIGH BEAM position
: HL LO REQ ON
: HL HI REQ ON
SKIA5775E
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