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EXTERIOR LIGHTING SYSTEM SYMPTOMSEXL-115
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Turn signal indicator lamp
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(Turn signal i lamp is nor-
mal.) One side Co INFINITI QX56 2011 Factory Service Manual
EXTERIOR LIGHTING SYSTEM SYMPTOMSEXL-115
< SYMPTOM DIAGNOSIS > [XENON TYPE]
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EXTERIOR LIGHTING SYSTEM SYMPTOMSEXL-115
< SYMPTOM DIAGNOSIS > [XENON TYPE]
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Turn signal indicator lamp
does not blink.
(Turn signal i lamp is nor-
mal.) One side Combination meter —
Both sides
(Always)
Turn signal indicator lamp sig-
nal
-BCM
Combination meter Combination meter
Data monitor “TURN IND”
BCM (FLASHER) Active test “FLASHER”
Both sides
(Only when activating
hazard warn ing lamp
with the ignition switch
OFF) Combination meter power sup-
ply and ground circuit
Combination meter Combination meter
Power supply and ground circuit
Refer to
MWI-64, "
COMBINATION
METER : Diagnosis Procedure".
Hazard warning lamp does not activate.
Hazard warning lamp continues activating.
(Turn signal is normal.) Hazard switch
Harness between hazard
switch and BCM
BCM Hazard switch
Refer to
EXL-105, "
Component
Function Check".
AFS control does not activate. Harness between AFS control
unit and AFS switch.
AFS control unit AFS switch
Refer to
EXL-107, "
Component
Function Check".
Headlamp auto aiming does not activate.
(AFS is normal.) Harness between AFS control
unit and aiming motor
Front combination lamp (Aiming motor)
AFS control unit Headlamp levelizer circuit
Refer to
EXL-91, "
Component
Function Check".
AFS OFF indicator lamp is not turned ON. AFS OFF indicator lamp signal
- Combination meter
- AFS control unit
Combination meterCombination meter
Data monitor “AFS OFF IND”
Symptom Possible cause Inspection item
Revision: 2010 May2011 QX56
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EXL-116
< SYMPTOM DIAGNOSIS >[XENON TYPE]
NORMAL OPERATING CONDITION
NORMAL OPERATING CONDITION
DescriptionINFOID:0000000006213981
XENON HEADLAMP
Brightness and the color of light may change slightly
immediately after turning the headlamp ON until the
xenon bulb becomes stable. This is normal.
Illumination time lag may occur between right and left. This is normal.
AUTO LIGHT SYSTEM
The headlamp may not be turned ON/OFF immediately afte r passing dark area or bright area (short tunnel,
sky bridge, shadowed area etc.) while using the auto light system. This causes for the control difference. This
is normal.
Revision: 2010 May2011 QX56
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![INFINITI QX56 2011 Factory Service Manual
BOTH SIDE HEADLAMPS DO NOT SWITCH TO HIGH BEAM
EXL-117
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BOTH SIDE HEADLAMPS DO NOT SWITCH TO HIGH BEAM
DescriptionINFOID:000000000 INFINITI QX56 2011 Factory Service Manual
BOTH SIDE HEADLAMPS DO NOT SWITCH TO HIGH BEAM
EXL-117
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BOTH SIDE HEADLAMPS DO NOT SWITCH TO HIGH BEAM
DescriptionINFOID:000000000](/manual-img/42/57033/w960_57033-2826.png)
BOTH SIDE HEADLAMPS DO NOT SWITCH TO HIGH BEAM
EXL-117
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BOTH SIDE HEADLAMPS DO NOT SWITCH TO HIGH BEAM
DescriptionINFOID:0000000006213982
Both side headlamps (HI) are not turned ON when setting to the lighting switch HI or PASS.
Diagnosis ProcedureINFOID:0000000006213983
1.COMBINATION SWITCH INSPECTION
Check combination switch. Refer to BCS-80, "
Symptom Table".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning part.
2.CHECK HEADLAMP (HI) REQUEST SIGNAL INPUT
CONSULT-III DATA MONITOR
1. Select “HL HI REQ” of IPDM E/R data monitor item.
2. With operating the lighting switch, check the monitor status.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace BCM. Refer to BCS-81, "
Removal and Installation".
3.HEADLAMP (HI) CIRCUIT INSPECTION
Check headlamp (HI) circuit. Refer to EXL-86, "
Component Function Check".
Is the inspection result normal?
YES >> Replace IPDM E/R.
NO >> Repair or replace the malfunctioning part.
Monitor item Condition Monitor status
HL HI REQ Lighting switch
(2ND) HI or PASS On
LO Off
Revision: 2010 May2011 QX56
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![INFINITI QX56 2011 Factory Service Manual
EXL-118
< SYMPTOM DIAGNOSIS >[XENON TYPE]
BOTH SIDE HEADLAMPS (LO) ARE NOT TURNED ON
BOTH SIDE HEADLAMPS (L
O) ARE NOT TURNED ON
DescriptionINFOID:0000000006213984
Both side headlamps (LO) are not tu INFINITI QX56 2011 Factory Service Manual
EXL-118
< SYMPTOM DIAGNOSIS >[XENON TYPE]
BOTH SIDE HEADLAMPS (LO) ARE NOT TURNED ON
BOTH SIDE HEADLAMPS (L
O) ARE NOT TURNED ON
DescriptionINFOID:0000000006213984
Both side headlamps (LO) are not tu](/manual-img/42/57033/w960_57033-2827.png)
EXL-118
< SYMPTOM DIAGNOSIS >[XENON TYPE]
BOTH SIDE HEADLAMPS (LO) ARE NOT TURNED ON
BOTH SIDE HEADLAMPS (L
O) ARE NOT TURNED ON
DescriptionINFOID:0000000006213984
Both side headlamps (LO) are not turned ON in any condition.
Diagnosis ProcedureINFOID:0000000006213985
1.CHECK COMBINATION SWITCH
Check combination switch. Refer to BCS-80, "
Symptom Table".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning part.
2.CHECK HEADLAMP (LO) REQUEST SIGNAL INPUT
CONSULT-III DATA MONITOR
1. Select “HL LO REQ” of IPDM E/R data monitor item.
2. With operating the lighting switch, check the monitor status.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace BCM. Refer to BCS-81, "
Removal and Installation".
3.HEADLAMP (LO) CIRCUIT INSPECTION
Check headlamp (LO) circuit. Refer to EXL-88, "
Component Function Check".
Is the inspection result normal?
YES >> Replace IPDM E/R.
NO >> Repair or replace the malfunctioning part.
Monitor item Condition Monitor status
HL LO REQ Lighting switch 2ND On
OFF Off
Revision: 2010 May2011 QX56
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![INFINITI QX56 2011 Factory Service Manual
PARKING, LICENSE PLATE, SIDE MARKER AND TAIL LAMPS ARE NOT TURNED ON
EXL-119
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PARKING, LICENSE PLATE, SIDE MARKER AND TAIL LAMPS A INFINITI QX56 2011 Factory Service Manual
PARKING, LICENSE PLATE, SIDE MARKER AND TAIL LAMPS ARE NOT TURNED ON
EXL-119
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PARKING, LICENSE PLATE, SIDE MARKER AND TAIL LAMPS A](/manual-img/42/57033/w960_57033-2828.png)
PARKING, LICENSE PLATE, SIDE MARKER AND TAIL LAMPS ARE NOT TURNED ON
EXL-119
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PARKING, LICENSE PLATE, SIDE MARKER AND TAIL LAMPS ARE NOT
TURNED ON
DescriptionINFOID:0000000006213986
The parking, license plate, tail lamps and side marker are not turned ON in any condition.
Diagnosis ProcedureINFOID:0000000006213987
1.CHECK FUSE
Check that the following fuse is fusing.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the applicable circuit. And then replace the fuse.
2.COMBINATION SWITCH INSPECTION
Check combination switch. Refer to BCS-80, "
Symptom Table".
Is the combination switch normal?
YES >> GO TO 3.
NO >> Repair or replace the malfunctioning part.
3.CHECK TAIL LAMP RELAY REQUEST SIGNAL INPUT
CONSULT-III DATA MONITOR
1. Select “TAIL & CLR REQ” of IPDM E/R data monitor item.
2. With operating the lighting switch, check the monitor status.
Is the inspection result normal?
YES >> Replace IPDM E/R.
NO >> Replace BCM. Refer to BCS-81, "
Removal and Installation".
Location Fuse No. Capacity
IPDM E/R #46 10 A
#47 10 A
Monitor item Condition Monitor status
TAIL & CLR REQ Lighting switch 1ST On
OFF Off
Revision: 2010 May2011 QX56
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![INFINITI QX56 2011 Factory Service Manual
EXL-120
< SYMPTOM DIAGNOSIS >[XENON TYPE]
BOTH SIDE FRONT FOG
LAMPS ARE NOT TURNED ON
BOTH SIDE FRONT FOG LA MPS ARE NOT TURNED ON
DescriptionINFOID:0000000006213988
The front fog lamps are not turn INFINITI QX56 2011 Factory Service Manual
EXL-120
< SYMPTOM DIAGNOSIS >[XENON TYPE]
BOTH SIDE FRONT FOG
LAMPS ARE NOT TURNED ON
BOTH SIDE FRONT FOG LA MPS ARE NOT TURNED ON
DescriptionINFOID:0000000006213988
The front fog lamps are not turn](/manual-img/42/57033/w960_57033-2829.png)
EXL-120
< SYMPTOM DIAGNOSIS >[XENON TYPE]
BOTH SIDE FRONT FOG
LAMPS ARE NOT TURNED ON
BOTH SIDE FRONT FOG LA MPS ARE NOT TURNED ON
DescriptionINFOID:0000000006213988
The front fog lamps are not turned ON in any condition.
Diagnosis ProcedureINFOID:0000000006213989
1.CHECK FUSE
Check that the following fuse is fusing.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the applicable circuit. And then replace the fuse.
2.COMBINATION SWITCH INSPECTION
Check combination switch. Refer to BCS-80, "
Symptom Table".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace the malfunctioning part.
3.CHECK FRONT FOG LAMP REQUEST SIGNAL INPUT
CONSULT-III DATA MONITOR
1. Select “FR FOG REQ” of IPDM E/R data monitor item.
2. With operating the front fog lamp switch, check the monitor status.
Is the item status normal?
YES >> GO TO 4.
NO >> Replace BCM. Refer to BCS-81, "
Removal and Installation".
4.FRONT FOG LAMP CIRCUIT INSPECTION
Check the front fog lamp circuit. Refer to EXL-94, "
Component Function Check".
Is the inspection result normal?
YES >> Replace IPDM E/R.
NO >> Repair or replace the malfunctioning part.
Unit Location Fuse No. Capacity
Front fog lamp IPDM E/R #50 15 A
Monitor item Condition Monitor status
FR FOG REQ Front fog lamp switch
(With lighting switch 1ST)ON On
OFF Off
Revision: 2010 May2011 QX56
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HEADLAMP AIMING ADJUSTMENTEXL-121
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HEADLAMP AIMING ADJUSTMENT
descriptionINFOID:0000000006213990
preparatio INFINITI QX56 2011 Factory Service Manual
HEADLAMP AIMING ADJUSTMENTEXL-121
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HEADLAMP AIMING ADJUSTMENT
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preparatio](/manual-img/42/57033/w960_57033-2830.png)
HEADLAMP AIMING ADJUSTMENTEXL-121
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PERIODIC MAINTENANCE
HEADLAMP AIMING ADJUSTMENT
descriptionINFOID:0000000006213990
preparation before adjusting
NOTE:
for details, refer to the regulations in your own country.
perform aiming if the vehicle front body has been repaired and/or the headlamp assembly has been
replaced.
before performing aiming adjustment, check the following. adjust the tire pressure to the specification.
fill with fuel, engine coolant and each oil.
maintain the unloaded vehicle condition. (remove luggage from the passenger compartment and the lug- gage room.)
NOTE:
do not remove the temporary tire, jack and on-vehicle tool.
wipe out dirt on the headlamp.
CAUTION:
never use organic solvent (thinner, gasoline etc.)
ride alone on the driver seat.
aiming adjustment screw
JMLIA1319ZZ
A. Headlamp RH HI /LO (UP/DOWN)
adjustment screw B. Headlamp LH HI/LO (UP/DOWN)
adjustment screw
: Vehicle center
Revision: 2010 May2011 QX56
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EXL-122
< PERIODIC MAINTENANCE >[XENON TYPE]
HEADLAMP AIMING ADJUSTMENT
Aiming Adjustment Procedure
INFOID:0000000006369513
1. Place the screen. NOTE:
Stop the vehicle facing the wall.
Place the INFINITI QX56 2011 Factory Service Manual
EXL-122
< PERIODIC MAINTENANCE >[XENON TYPE]
HEADLAMP AIMING ADJUSTMENT
Aiming Adjustment Procedure
INFOID:0000000006369513
1. Place the screen. NOTE:
Stop the vehicle facing the wall.
Place the](/manual-img/42/57033/w960_57033-2831.png)
EXL-122
< PERIODIC MAINTENANCE >[XENON TYPE]
HEADLAMP AIMING ADJUSTMENT
Aiming Adjustment Procedure
INFOID:0000000006369513
1. Place the screen. NOTE:
Stop the vehicle facing the wall.
Place the board on a plain road vertically.
2. Face the vehicle with the screen. Maintain 10 m (32.8 ft) between the headlamp center and the screen.
3. Start the engine. Turn the headlamp (LO) ON. NOTE:
Shut off the headlamp light with the board to prevent from illuminating the adjustment screen.
CAUTION:
Never cover the lens surface with a tape etc. The lens is made of resin.
4. Measure the distance (X) between the horizontal cent er line of headlamp (H) and the cutoff line (A) within
the light axis measurement range (R) from the vertical center line ahead of headlamp (V).
Low beam distribution on the screen
5. Adjust the cutoff line height (X) with the aiming adjus tment screw so as to enter in the adjustment range
(M–N) according to the horizontal center line of headlamp (H).
unit: mm (in)
Side view
Adjustment screw Screw driver rotation Facing direction
A Headlamp RH HI/LO (UP/DOWN) Clockwise UP
Counterclockwise DOWN
B Headlamp LH HI/LO (UP/DOWN) Clockwise UP
Counterclockwise DOWN
Light axis measurement range (R) : 350 ± 175 mm (13.78 ± 6.89 in)
JSLIA0005ZZ
Horizontal center line of headlamp (H) Highest cutoff line height (M) Lowest cutoff line height (N)
700 (27.56) or less 4 (0.16) 30 (1.18)
701(27.60) – 800 (31.50) 4 (0.16) 30 (1.18) 801 (31.54) or more 17 (0.67) 44 (1.73)
JSLIA0006ZZ
Distance between the headlamp center and the screen (L) : 10 m (32.8 ft)
Revision: 2010 May2011 QX56