Infiniti M35/M45 Y50. Manual — part 928
PARKING, LICENSE PLATE AND TAIL LAMPS
LT-257
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LT
Terminals and Reference Values for IPDM E/R
NKS003SO
How to Perform Trouble Diagnoses
NKS003SP
1.
Confirm the symptom or customer complaint.
2.
Understand operation description and function description. Refer to
.
3.
Carry out the Preliminary Check. Refer to
4.
Check symptom and repair or replace the cause of malfunction.
5.
Do the parking, license plate and tail lamps operate normally? If YES, GO TO 6. If NO, GO TO 4.
6.
INSPECTION END
Preliminary Check
NKS003SQ
CHECK POWER SUPPLY AND GROUND CIRCUIT
1.
CHECK FUSES AND FUSIBLE LINK
Check for blown fuses and fusible link.
Refer to
LT-251, "Wiring Diagram — TAIL/L —"
OK or NG
OK
>> GO TO 2.
NG
>> If fuse or fusible link is blown, be sure to eliminate cause of malfunction before installing new fuse
or fusible link. Refer to
PG-3, "POWER SUPPLY ROUTING CIRCUIT"
Terminal
No.
Wire
color
Signal name
Measuring condition
Reference value
Ignition
switch
Operation or condition
21
R/L
Parking, license plate, and
tail lamp output
ON
Lighting switch
1ST
OFF
Approx. 0 V
ON
Battery voltage
38
B
Ground
ON
—
Approx. 0 V
49
L
CAN
−
H
—
—
—
50
P
CAN
−
L
—
—
—
51
B
Ground
ON
—
Approx. 0 V
Unit
Power source
Fuse and fusible link No.
BCM
Battery
F
21
Ignition switch ON or START position
1
Ignition switch ACC or ON position
6
IPDM E/R
Battery
71
78
LT-258
PARKING, LICENSE PLATE AND TAIL LAMPS
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check voltage between BCM harness connector and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
OK or NG
OK
>> INSPECTION END
NG
>> Repair harness or connector.
CONSULT-II Functions (BCM)
NKS003SR
Refer to
LT-57, "CONSULT-II Functions (BCM)"
in HEADLAMP (FOR USA) -XENON TYPE-.
Refer to
LT-23, "CONSULT-II Functions (BCM)"
in HEADLAMP (FOR USA) -CONVENTIONAL TYPE-.
Refer to
LT-94, "CONSULT-II Functions (BCM)"
in HEADLAMP (FOR CANADA).
CONSULT-II Functions (IPDM E/R)
NKS003SS
Refer to
LT-59, "CONSULT-II Functions (IPDM E/R)"
in HEADLAMP (FOR USA) -XENON TYPE-.
Refer to
LT-25, "CONSULT-II Functions (IPDM E/R)"
in HEADLAMP (FOR USA) -CONVENTIONAL TYPE-.
Refer to
LT-96, "CONSULT-II Functions (IPDM E/R)"
in HEADLAMP (FOR CANADA).
Terminal
Ignition switch position
(+)
(-)
OFF
ACC
ON
BCM
connector
Terminal
M1
11
Ground
Approx.
0 V
Battery
voltage
Battery
voltage
38
Approx.
0 V
Approx.
0 V
Battery
voltage
M2
42
Battery
voltage
Battery
voltage
Battery
voltage
55
Battery
voltage
Battery
voltage
Battery
voltage
PKIA5204E
BCM connector
Terminal
Ground
Continuity
M2
52
Yes
SKIB5125E
PARKING, LICENSE PLATE AND TAIL LAMPS
LT-259
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LT
Parking, License Plate and Tail Lamps Do Not Illuminate
NKS003ST
1.
CHECK COMBINATION SWITCH INPUT SIGNAL
With CONSULT-II
1.
Select “BCM” on CONSULT-II. Select “HEAD LAMP” on
“SELECT TEST ITEM” screen.
2.
Select “DATA MONITOR” on “SELECT DIAG MODE” screen.
Make sure “TAIL LAMP 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
LT-239, "Combination Switch Inspection"
2.
ACTIVE TEST
With CONSULT-II
1.
Select “IPDM E/R” on CONSULT-II. Select “ACTIVE TEST” on
“SELECT DIAG MODE” screen.
2.
Select “TAIL LAMP” on “SELECT TEST ITEM” screen.
3.
Touch “ON” screen.
4.
Make sure parking, license plate and tail lamp operation.
Without CONSULT-II
1.
Start auto active test. Refer to
.
2.
Make sure parking, license plate and tail lamp 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. Select “DATA MONITOR”
on “SELECT DIAG MODE” screen.
2.
Make sure “TAIL & CLR REQ” turns ON when lighting switch is
in 1ST position.
OK or NG
OK
>> Replace IPDM E/R. Refer to
.
NG
>> Replace BCM. Refer to
BCS-15, "Removal and Installa-
When lighting switch is 1ST
position
: TAIL LAMP SW ON
SKIB4822E
Parking, license plate and tail lamps should operate.
Parking, license plate and tail lamps should operate.
PKIA6359E
When lighting switch is 1ST
position
: TAIL & CLR REQ ON
SKIA5958E
LT-260
PARKING, LICENSE PLATE AND TAIL LAMPS
4.
CHECK INPUT SIGNAL
With CONSULT-II
1.
Turn ignition switch OFF.
2.
Disconnect front combination lamp, license plate lamp and rear combination lamp connectors.
3.
Select “IPDM E/R” on CONSULT-II, and select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
4.
Select “TAIL LAMP” on “SELECT TEST ITEM” screen.
5.
Touch “ON” screen.
6.
When tail lamp relay is operating, check voltage between front combination lamp, license plate lamp, rear
combination lamp harness connector and ground.
Without CONSULT-II
1.
Turn ignition switch OFF.
2.
Disconnect front combination lamp, license plate lamp and rear combination lamp connectors.
3.
Start auto active test. Refer to
4.
When tail lamp relay is operating, check voltage between front combination lamp, license plate lamp, rear
combination lamp harness connector and ground.
Terminal
Voltage
(Approx.)
(+)
(-)
Front combination lamp
(parking) connector
Terminal
RH
E47
5
Ground Battery
voltage
LH
E54
SKIB4832E
Terminal
Voltage
(Approx.)
(+)
(-)
Front combination lamp
(side marker) connector
Terminal
RH
E47
7
Ground Battery
voltage
LH
E54
SKIB4833E
Terminal
Voltage
(Approx.)
(+)
(-)
Rear combination lamp
(tail) connector
Terminal
RH
B130
1
Ground
Battery voltage
LH
B135
SKIB4834E
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