service INFINITI QX56 2007 Factory Service Manual

LT-84
< SERVICE INFORMATION >
PARKING, LICENSE PLATE AND TAIL LAMPS
Schematic
INFOID:0000000003533437
WKWA3661E

PARKING, LICENSE PLATE AND TAIL LAMPS
LT-85
< SERVICE INFORMATION >
C
D
E
F
G
H
I
J
L
MA
B
LT
N
O
P
Wiring Diagram - TAIL/L -INFOID:0000000003533438
WKWA3662E

LT-86
< SERVICE INFORMATION >
PARKING, LICENSE PLATE AND TAIL LAMPS
WKWA2494E

PARKING, LICENSE PLATE AND TAIL LAMPS
LT-87
< SERVICE INFORMATION >
C
D
E
F
G
H
I
J
L
MA
B
LT
N
O
P
Terminal and Reference Value for BCMINFOID:0000000003533439
Refer to BCS-11, "Terminal and Reference Value for BCM" .
Terminal and Reference Value for IPDM E/RINFOID:0000000003533440
Refer to PG-22, "Terminal and Reference Value for IPDM E/R" .
WKWA3663E

LT-88
< SERVICE INFORMATION >
PARKING, LICENSE PLATE AND TAIL LAMPS
How to Proceed with Trouble Diagnosis
INFOID:0000000003533441
1. Confirm the symptom or customer complaint.
2. Understand operation description and function description. Refer to LT-82, "
System Description" .
3. Carry out the Preliminary Check. Refer to LT-88, "
Preliminary Check" .
4. Check symptom and repair or replace the cause of malfunction.
5. Do the parking, license and tail lamps operate normally? If YES: GO TO 6. If NO: GO TO 4.
6. Inspection End.
Preliminary CheckINFOID:0000000003533442
CHECK POWER SUPPLY AND GROUND CIRCUIT FOR BCM
Refer to BCS-15, "BCM Power Supply and Ground Circuit Inspection" .
CHECK POWER SUPPLY AND GROUND CIRCUIT FOR IPDM E/R
Refer to PG-26, "IPDM E/R Power/Ground Circuit Inspection" .
CONSULT-II Function for BCMINFOID:0000000003533443
Refer to BCS-16, "CONSULT-II Function (BCM)" .
CONSULT-II Function for IPDM E/RINFOID:0000000003533444
Refer to PG-18, "CONSULT-II Function (IPDM E/R)" .
Parking, License Plate and/or Tail Lamps Do Not IlluminateINFOID:0000000003533445
1.CHECK COMBINATION SWITCH INPUT SIGNAL
With CONSULT-II
Select "BCM" on CONSULT-II. With "HEAD LAMP" data monitor,
make sure "LIGHT SW 1ST" turns ON-OFF linked with operation of
lighting switch.
Without CONSULT-II
Refer toLT-73, "
Combination Switch Inspection" .
OK or NG
OK >> GO TO 2.
NG >> Check lighting switch. Refer to LT-73, "
Combination
Switch Inspection" .
2.ACTIVE TEST
With CONSULT-II
1. Select "IPDM E/R" on CONSULT-II, and select "ACTIVE TEST"
on "SELECT DIAG MODE" screen.
2. Select "EXTERNAL LAMPS" on "SELECT TEST ITEM" screen.
3. Touch "TAIL" on "ACTIVE TEST" screen.
4. Make sure parking, license plate and tail lamp operation.
Without CONSULT-II
1. Start auto active test. Refer to PG-20, "
Auto Active Test" .
2. Make sure parking, license plate and tail lamp operation.
OK or NG
When lighting switch is in
1ST position: LIGHT SW 1ST ON
SKIA5956E
Parking, license plate and tail lamp should operate
Parking, license plate and tail lamp should operate
WKIA1438E

PARKING, LICENSE PLATE AND TAIL LAMPS
LT-89
< SERVICE INFORMATION >
C
D
E
F
G
H
I
J
L
MA
B
LT
N
O
P
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 "TAIL&CLR REQ" turns ON when lighting switch is in
1ST position.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and
Installation of IPDM E/R" .
NG >> Replace BCM. Refer to BCS-24, "
BCM" .
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. Turn ignition switch ON.
4. Select "IPDM E/R" on CONSULT-II, and select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
5. Select "TAIL LAMP" on "SELECT TEST ITEM" screen.
6. Touch "ON" on "ACTIVE TEST" screen.
7. When tail lamp is operating, check voltage between front combination lamp, license plate lamp, rear com-
bination lamp harness connector and ground.
Without CONSULT-II
1. Start auto active test. Refer to PG-20, "
Auto Active Test".
2. When tail lamp is operating, check voltage between front combination lamp, license plate lamp, rear com-
bination lamp connector and ground.When lighting switch is in
1ST position: TAIL&CLR REQ ON
SKIA5958E
Front combination lamp (+)
(–) Voltage
Connector Terminal
RH E107
3 Ground Battery voltage
LH E11
WKIA1900E
License plate lamps (+)
(–) Voltage
Connector Terminal
D703 1 Ground Battery voltage
WKIA4613E

LT-90
< SERVICE INFORMATION >
PARKING, LICENSE PLATE AND TAIL LAMPS
OK or NG
OK >> GO TO 6.
NG >> GO TO 5.
5.CHECK PARKING, LICENSE PLATE AND TAIL LAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector and
front combination lamp harness connector.
4. Check continuity between IPDM E/R connector E124 (A) and
license plate lamps connector D703 (B).
5. Check continuity between IPDM E/R harness connector and
rear combination lamp harness connector.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and
Installation of IPDM E/R" .
NG >> Repair harness or connector.
6.CHECK GROUND
Rear combination lamp (+)
(–) Voltage
Connector Terminal
RH B130
3 Ground Battery voltage
LH B70
WKIA1901E
IPDM E/R Front combination lamp
Continuity
Connector Terminal Connector Terminal
E124 57RH E107
3Yes
LH E11
WKIA1902E
IPDM E/R License plate lamps
Continuity
Connector Terminal Connector Terminal
A: E124 57 B: D703 1 Yes
WKIA4614E
IPDM E/R Rear combination lamp
Continuity
Connector Terminal Connector Terminal
E124 57RH B130
3 Yes
LH B70
WKIA1903E

PARKING, LICENSE PLATE AND TAIL LAMPS
LT-91
< SERVICE INFORMATION >
C
D
E
F
G
H
I
J
L
MA
B
LT
N
O
P
1. Check continuity between front combination lamp harness con-
nector and ground.
2. Check continuity between license lamps plate connector and
ground.
3. Check continuity between rear combination lamp harness con-
nector and ground.
OK or NG
OK >> Check bulbs.
NG >> Repair harness or connector.
Parking, License Plate and Tail Lamps Do Not Turn OFF (After Approx. 10 Minutes)
INFOID:0000000003533446
1.CHECK IPDM E/R
1. Turn ignition switch ON. Turn the combination switch (lighting switch) to the OFF position. Turn ignition
switch OFF.
2. Verify that the parking, license plate, and tail lamps turn on and off after approximately 10 minutes.
OK or NG
OK >> Ignition relay malfunction. Refer to PG-18, "Function of Detecting Ignition Relay Malfunction" .
NG >> Inspection End.
Bulb ReplacementINFOID:0000000003533447
FRONT PARKING LAMP
Refer to LT-21, "Bulb Replacement".
LICENSE PLATE LAMP
Removal
1. Remove back door lower finisher. Refer to EI-23, "Removal and Installation".
2. Turn bulb socket counterclockwise to remove it.
3. Pull bulb from socket.
Front combination lamp
Continuity
Connector Terminal
RH E107
4GroundYes
LH E11
WKIA1904E
License plate lamps
Continuity
Connector Terminal
D703 2 Ground Yes
WKIA4615E
Rear combination lamp
Continuity
Connector Terminal
RH B130
1 Ground Yes
LH B70
WKIA1905E

LT-92
< SERVICE INFORMATION >
PARKING, LICENSE PLATE AND TAIL LAMPS
Installation
Installation is in the reverse order of removal.
SIDE MARKER LAMP (FRONT)
Refer to LT-21, "Bulb Replacement".
TA I L L A M P
The tail lamp bulbs are not serviceable separately. Replace rear combination lamp. Refer to LT-93, "Removal
and Installation".
Removal and InstallationINFOID:0000000003533448
FRONT PARKING LAMP
Refer to LT-22, "Removal and Installation".
LICENSE PLATE LAMP
Removal
1. Remove back door lower finisher. Refer to EI-23, "Removal and Installation".
2. Remove license plate lamp screws.
3. Remove license plate lamp.
Installation
Installation is in the reverse order of removal.
SIDE MARKER LAMP (REAR)
Refer to LT-93, "Removal and Installation".
TA I L L A M P
Refer to LT-93, "Removal and Installation".

REAR COMBINATION LAMP
LT-93
< SERVICE INFORMATION >
C
D
E
F
G
H
I
J
L
MA
B
LT
N
O
P
REAR COMBINATION LAMP
Bulb ReplacementINFOID:0000000003533449
SIDE MARKER LAMP (REAR)
Side marker lamps (rear) are LED's and are not serviceable separately. Replace rear combination lamp. Refer
to LT-93, "
Removal and Installation".
TAIL LAMP
Tail lamps are LED's and are not serviceable separately. Replace rear combination lamp. Refer to LT-93,
"Removal and Installation" .
TURN SIGNAL
Removal
1. Remove rear combination lamp bolts.
2. Pull rear combination lamp to remove from the vehicle.
3. Turn bulb socket counterclockwise and remove turn signal
socket.
4. Remove turn signal lamp bulb.
Installation
Installation is in the reverse order of removal.
STOP LAMP
Stop lamps are LED's and are not serviceable separately. Replace rear combination lamp. Refer to LT-93,
"Removal and Installation".
Removal and InstallationINFOID:0000000003533450
REAR COMBINATION LAMP
Removal
1. Remove rear combination lamp mounting bolts.
2. Pull rear combination lamp to remove from the vehicle.
3. Disconnect rear combination lamp connectors.
Installation
Installation is in the reverse order of removal.
WKIA1393E
WKIA1393E