turn signal INFINITI QX56 2011 Factory Service Manual
[x] Cancel search | Manufacturer: INFINITI, Model Year: 2011, Model line: QX56, Model: INFINITI QX56 2011Pages: 5598, PDF Size: 94.53 MB
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![INFINITI QX56 2011 Factory Service Manual
TURN SIGNAL LAMP CIRCUITEXL-99
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TURN SIGNAL LAMP CIRCUIT
Component Function CheckINFOID:0000000006213967
1.CHECK TURN SIGNAL LA](/img/42/57033/w960_57033-2808.png "INFINITI QX56 2011 Factory Service Manual
TURN SIGNAL LAMP CIRCUITEXL-99
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TURN SIGNAL LAMP CIRCUIT
Component Function CheckINFOID:0000000006213967
1.CHECK TURN SIGNAL LA")
TURN SIGNAL LAMP CIRCUITEXL-99
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TURN SIGNAL LAMP CIRCUIT
Component Function CheckINFOID:0000000006213967
1.CHECK TURN SIGNAL LAMP
CONSULT-III ACTIVE TEST
1. Select “FLASHER” of BCM (FLASHER) active test item.
2. With operating the test items, check that the turn signal lamp is turned ON.
Is the inspection result normal?
YES >> Turn signal lamp circuit is normal.
NO >> Refer to EXL-99, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006213968
1.CHECK TURN SIGNAL LAMP BULB
Check applicable lamp bulb.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace bulb.
2.CHECK TURN SIGNAL LA MP OUTPUT VOLTAGE
1. Turn ignition switch OFF.
2. Disconnect front combination lamp connector, door mirror connector and rear combination lamp connec- tor.
3. Turn ignition switch ON.
4. With operating the turn signal switch, check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 4. LH : Turn signal lamps (LH) ON
RH : Turn signal lamps (RH) ON
Off : Turn signal lamps OFF
(+)
(–) Condition Vo l ta g e
(Approx.)
BCM
Connector Terminal
M70 60
GroundTurn signal
switch LH
OFF 0 V
61 RH
OFF 0 V
PKID0926E
PKID0926E
Revision: 2010 May2011 QX56
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![INFINITI QX56 2011 Factory Service Manual
EXL-100
< DTC/CIRCUIT DIAGNOSIS >[XENON TYPE]
TURN SIGNAL LAMP CIRCUIT
3.CHECK TURN SIGNAL LAMP OPEN CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM](/img/42/57033/w960_57033-2809.png "INFINITI QX56 2011 Factory Service Manual
EXL-100
< DTC/CIRCUIT DIAGNOSIS >[XENON TYPE]
TURN SIGNAL LAMP CIRCUIT
3.CHECK TURN SIGNAL LAMP OPEN CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM")
EXL-100
< DTC/CIRCUIT DIAGNOSIS >[XENON TYPE]
TURN SIGNAL LAMP CIRCUIT
3.CHECK TURN SIGNAL LAMP OPEN CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM harness connector and front combination lamp, door mirror or rear combi- nation lamp harness connector.
Front turn signal lamp
Side turn signal lamp
Rear turn signal lamp
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace harness.
4.CHECK TURN SIGNAL LAMP SHORT CIRCUIT
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES >> Check each bulb socket for internal short circuit. Replace BCM if check result is normal. Refer to BCS-81, "
Removal and Installation".
NO >> Repair or replace harness.
5.CHECK TURN SIGNAL LAMP GROUND OPEN CIRCUIT
Check continuity between front combination lamp, door mirror or rear combination lamp and ground.
Front turn signal lamp
Side turn signal lamp
BCM Front combination lamp Continuity
Connector Terminal Connector Terminal
LH M7060 E118
8 Existed
RH 61 E119
BCM Door mirror Continuity
Connector Terminal Connector Terminal
Driver side M7060 D3
20 Existed
Passenger side 61 D23
BCM Rear combination lamp Continuity
Connector Terminal Connector Terminal
LH M7060 B60
3 Existed
RH 61 B232
BCM
GroundContinuity
Connector Terminal
M70 60
Not existed
61
Front combination lamp
GroundContinuity
Connector Terminal
LH E118 3 Existed
RH E119
Door mirror GroundContinuity
Connector Terminal
Driver side D3 19 Existed
Passenger side D23
Revision: 2010 May2011 QX56
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![INFINITI QX56 2011 Factory Service Manual
TURN SIGNAL LAMP CIRCUITEXL-101
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Rear turn signal lamp
Is the inspection result normal?
YES >> Check corresponding bulb socket](/img/42/57033/w960_57033-2810.png "INFINITI QX56 2011 Factory Service Manual
TURN SIGNAL LAMP CIRCUITEXL-101
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Rear turn signal lamp
Is the inspection result normal?
YES >> Check corresponding bulb socket")
TURN SIGNAL LAMP CIRCUITEXL-101
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Rear turn signal lamp
Is the inspection result normal?
YES >> Check corresponding bulb socket and harness. Repair or replace if necessary.
NO >> Repair or replace harness.
Rear combination lamp GroundContinuity
Connector Terminal
LH B60 4 Existed
RH B232
Revision: 2010 May2011 QX56
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EXL-102
< DTC/CIRCUIT DIAGNOSIS >[XENON TYPE]
OPTICAL SENSOR
OPTICAL SENSOR
Component Function CheckINFOID:0000000006213969
1.CHECK OPTICAL SENSOR SI
GNAL BY CONSULT-III
CONSULT-III DATA MONITOR
1. T](/img/42/57033/w960_57033-2811.png "INFINITI QX56 2011 Factory Service Manual
EXL-102
< DTC/CIRCUIT DIAGNOSIS >[XENON TYPE]
OPTICAL SENSOR
OPTICAL SENSOR
Component Function CheckINFOID:0000000006213969
1.CHECK OPTICAL SENSOR SI
GNAL BY CONSULT-III
CONSULT-III DATA MONITOR
1. T")
EXL-102
< DTC/CIRCUIT DIAGNOSIS >[XENON TYPE]
OPTICAL SENSOR
OPTICAL SENSOR
Component Function CheckINFOID:0000000006213969
1.CHECK OPTICAL SENSOR SI
GNAL BY CONSULT-III
CONSULT-III DATA MONITOR
1. Turn ignition switch ON.
2. Select “OPTISEN (DTCT)” of BCM (HEADLAMP) data monitor item.
3. Turn lighting switch AUTO.
4. With the optical sensor illuminating, check the monitor status.
*: Illuminates the optical sensor. The value may be less than the standard value if brightness is weak.
Is the inspection result normal?
YES >> Optical sensor is normal.
NO >> Refer to EXL-102, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006213970
1.CHECK OPTICAL SENSOR POWER SUPPLY INPUT
1. Turn ignition switch ON.
2. Turn lighting switch AUTO.
3. Check voltage between optical sensor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 4.
2.CHECK OPTICAL SENSOR GROUND INPUT
Check voltage between optical sensor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 6.
3.CHECK OPTICAL SENSOR SIGNAL OUTPUT
With illuminating the optical sensor, check vo ltage between optical sensor harness connector and ground.
Monitor item Condition Voltage (Approx.)
OPTISEN (DTCT) Optical sensor When illuminating 3.1 V or more *
When shutting off light 0.6 V or less
(+)
(− ) Vo l ta g e
(Approx.)
Optical sensor
Connector Terminal M17 1 Ground 5 V
(+) (− ) Vo l ta g e
(Approx.)
Optical sensor
Connector Terminal M17 3 Ground 0 V
Revision: 2010 May2011 QX56
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OPTICAL SENSOREXL-103
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*: Illuminate the optical sensor. The value may be less than the standard if brightness is weak.
Is the](/img/42/57033/w960_57033-2812.png "INFINITI QX56 2011 Factory Service Manual
OPTICAL SENSOREXL-103
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*: Illuminate the optical sensor. The value may be less than the standard if brightness is weak.
Is the")
OPTICAL SENSOREXL-103
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*: Illuminate the optical sensor. The value may be less than the standard if brightness is weak.
Is the inspection result normal?
YES >> GO TO 7.
NO >> Replace the optical sensor.
4.CHECK OPTICAL SENSOR OPEN CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect optical sensor connector and BCM connector.
3. Check continuity between optical sensor harness connector and BCM harness connector.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace harness.
5.CHECK OPTICAL SENSOR SHORT CIRCUIT
Check continuity between optical sensor harness connector and ground.
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-81, "Removal and Installation".
NO >> Repair or replace harness.
6.CHECK OPTICAL SENSOR GROUND OPEN CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect optical sensor connector and BCM connector.
3. Check continuity between optical sensor harness connector and BCM harness connector.
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-81, "Removal and Installation".
NO >> Repair or replace harness.
7.CHECK OPTICAL SENSOR SIGNAL OPEN CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect optical sensor connector and BCM connector.
3. Check continuity between optical sensor harness connector and BCM harness connector.
(+)
(− ) Condition Vo l ta g e
(Approx.)
Optical sensor
Connector Terminal
M17 2 Ground Optical sensor When illuminating 3.1 V or more *
When shutting off light 0.6 V or less
Optical sensor BCM
Continuity
Connector Terminal Connector Terminal
M17 1 M68 17 Existed
Optical sensor GroundContinuity
Connector Terminal
M17 1 Not existed
Optical sensor BCM Continuity
Connector Terminal Connector Terminal
M17 3 M68 18 Existed
Revision: 2010 May2011 QX56
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HAZARD SWITCHEXL-105
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HAZARD SWITCH
Component Function CheckINFOID:0000000006213971
1.CHECK HAZARD SWITCH SIGNAL BY CONSULT-III](/img/42/57033/w960_57033-2814.png "INFINITI QX56 2011 Factory Service Manual
HAZARD SWITCHEXL-105
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HAZARD SWITCH
Component Function CheckINFOID:0000000006213971
1.CHECK HAZARD SWITCH SIGNAL BY CONSULT-III")
HAZARD SWITCHEXL-105
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HAZARD SWITCH
Component Function CheckINFOID:0000000006213971
1.CHECK HAZARD SWITCH SIGNAL BY CONSULT-III
CONSULT-III DATA MONITOR
1. Turn ignition switch ON.
2. Select “HAZARD SW” of BCM (FLASHER) data monitor item.
3. With operating the hazard switch, check the monitor status.
Is the inspection result normal?
YES >> Hazard switch circuit is normal.
NO >> Refer to EXL-105, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006213972
1.CHECK HAZARD SWITCH SIGNAL INPUT
1. Turn ignition switch OFF.
2. Disconnect hazard switch connector.
3. Check voltage between hazard switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 2.
2.CHECK HAZARD SWITCH SIGNAL OPEN CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between hazard switch harness connector and BCM harness connector.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK HAZARD SWITCH SIGNAL SHORT CIRCUIT
Check continuity between hazard switch harness connector and ground.
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-81, "Removal and Installation".
NO >> Repair or replace harness.
Monitor item Condition Monitor status
HAZARD SW Hazard switch ON On
OFF Off
(+)
(− ) Vo l ta g e
(Approx.)
Hazard switch
Connector Terminal M45 2 Ground 12 V
Hazard switch BCM Continuity
Connector Terminal Connector Terminal
M45 2 M68 29 Existed
Hazard switch GroundContinuity
Connector Terminal
M45 2 Not existed
Revision: 2010 May2011 QX56
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![INFINITI QX56 2011 Factory Service Manual
AFS SWITCHEXL-107
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AFS SWITCH
Component Function CheckINFOID:0000000006213973
1.CHECK AFS SWITCH SIGNAL BY CONSULT-III
CONSULT-](/img/42/57033/w960_57033-2816.png "INFINITI QX56 2011 Factory Service Manual
AFS SWITCHEXL-107
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AFS SWITCH
Component Function CheckINFOID:0000000006213973
1.CHECK AFS SWITCH SIGNAL BY CONSULT-III
CONSULT-")
AFS SWITCHEXL-107
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AFS SWITCH
Component Function CheckINFOID:0000000006213973
1.CHECK AFS SWITCH SIGNAL BY CONSULT-III
CONSULT-III DATA MONITOR
1. Turn ignition switch ON.
2. Select “AFS SW” of ADAPTIVE LIGHT data monitor item.
3. With operating the AFS switch , check the monitor status.
Is the inspection result normal?
YES >> AFS switch circuit is normal.
NO >> Refer to EXL-107, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006213974
1.CHECK AFS SWITCH FUSE
1. Turn ignition switch OFF.
2. Check that the following fuses is not fusing.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the applicable. And then replace the fuse.
2.CHECK POWER SUPPLY CIRCUIT
1. Disconnect triple switch connector.
2. Check voltage between triple switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK AFS SWITCH CIRCUIT
1. Disconnect AFS control unit connector.
2. Check continuity between AFS control unit har ness connector and triple switch harness connector.
3. Check continuity between AFS control unit harness connector and ground.
Monitor item Condition Monitor status
AFS SW AFS switch ON On
OFF Off
Location Fuse No. Capacity
Fuse block (J/B) #3 10 A
(+) (–)Voltage (V)
(Approx.)
Triple switch
Connector Terminal M126 3 Ground Battery voltage
AFS control unit Triple switch Continuity
Connector Terminal Connector Terminal
M1353M1264Existed
AFS control unit GroundContinuity
Connector Terminal
M135 3 Not existed
Revision: 2010 May2011 QX56
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EXTERIOR LIGHTING SYSTEM SYMPTOMSEXL-113
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SYMPTOM DIAGNOSIS
EXTERIOR LIGHTING SYSTEM SYMPTOMS
Symptom TableINFOID:0000000006213980](/img/42/57033/w960_57033-2822.png "INFINITI QX56 2011 Factory Service Manual
EXTERIOR LIGHTING SYSTEM SYMPTOMSEXL-113
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SYMPTOM DIAGNOSIS
EXTERIOR LIGHTING SYSTEM SYMPTOMS
Symptom TableINFOID:0000000006213980")
EXTERIOR LIGHTING SYSTEM SYMPTOMSEXL-113
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SYMPTOM DIAGNOSIS
EXTERIOR LIGHTING SYSTEM SYMPTOMS
Symptom TableINFOID:0000000006213980
CAUTION:
Perform the self-diagnosis with CONS ULT-III before the symptom diagnosis. Perform the trouble diag-
nosis if any DTC is detected.
Symptom Possible cause Inspection item
Headlamp does not
switch to the high beam. One sideFuse
Harness between IPDM E/R
and the front combination lamp
Front combination lamp
(High beam solenoid)
IPDM E/R
Harness between the front com- bination lamp and ground Headlamp (HI) circuit
Refer to
EXL-86, "
Component
Function Check".
Both sides Symptom diagnosis
“BOTH SIDE HEADLAMPS DO NOT SWITCH TO HIGH BEAM”
Refer to
EXL-117, "
Diagnosis Procedure".
High beam indicator lamp is not turned ON.
[Headlamp (HI) is turned ON.] Combination meter Combination meter
Data monitor “HI-BEAM IND”
BCM (HEAD LAMP) Active test “HEADLAMP”
Headlamp does not
switch to the low beam. One side
Front combination lamp (High
beam solenoid) —
Both sides Combination switch
Harness between the combina-
tion switch and BCM
BCM Combination switch
Refer to
BCS-80, "
Symptom Table".
High beam request signal
BCM
IPDM E/R IPDM E/R
Data monitor “HL HI REQ”
IPDM E/R —
Headlamp is not turned
ON. One sideFuse
Xenon bulb
Harness between IPDM E/R
and the front combination lamp
Front combination lamp (xenon
headlamp)
IPDM E/R
Harness between the front com- bination lamp and ground Headlamp (L
O) circuit
Refer to EXL-88, "
Component
Function Check".
Both sides Symptom diagnosis
“BOTH SIDE HEADLAMPS (LO) ARE NOT TURNED ON”
Refer to EXL-118, "
Diagnosis Procedure".
Headlamp is not turned
OFF. When the ignition
switch is turned ON
The ignition switch is
turned OFF (After acti-
vating the battery sav-
er).
IPDM E/R —
Revision: 2010 May2011 QX56
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EXL-114
< SYMPTOM DIAGNOSIS >[XENON TYPE]
EXTERIOR LIGHTING SYSTEM SYMPTOMS
Each lamp is not turned ON/OFF with lighting switch
AUTO. Combination switch
Harness between combination
switch and BC](/img/42/57033/w960_57033-2823.png "INFINITI QX56 2011 Factory Service Manual
EXL-114
< SYMPTOM DIAGNOSIS >[XENON TYPE]
EXTERIOR LIGHTING SYSTEM SYMPTOMS
Each lamp is not turned ON/OFF with lighting switch
AUTO. Combination switch
Harness between combination
switch and BC")
EXL-114
< SYMPTOM DIAGNOSIS >[XENON TYPE]
EXTERIOR LIGHTING SYSTEM SYMPTOMS
Each lamp is not turned ON/OFF with lighting switch
AUTO. Combination switch
Harness between combination
switch and BCM
BCM Combination switch
Refer to
BCS-80, "
Symptom Table".
Optical sensor
Harness between optical sen- sor and BCM
BCM Optical sensor
Refer to
EXL-102, "
Component
Function Check".
Front fog lamp is not
turned ON. One side
Front fog lamp bulb
Harness between IPDM E/R
and front fog lamp
Front fog lamp
IPDM E/R Front fog lamp circuit
Refer to
EXL-94, "
Component
Function Check".
Both sides Symptom diagnosis
“BOTH SIDE FRONT FOG LAMPS ARE NOT TURNED ON”
Refer to
EXL-120, "
Diagnosis Procedure".
Parking lamp is not turned ON. Parking lamp bulb
Harness between IPDM E/R
and front combination lamp
Front combination lamp
IPDM E/R Parking lamp
circuit
Refer to EXL-96, "
Component
Function Check".
Front side marker lamp is not turned ON. Front side marker lamp bulb
Harness between IPDM E/R
and front combination lamp
Front combination lamp
IPDM E/R Front side marker lamp circuit
Refer to
EXL-98, "
Component
Function Check".
Tail lamp or rear side
marker lamp is not turned
ON. Body side
Harness between IPDM E/R
and rear combination lamp
Rear combination lamp Tail lamp circuit (body side)
Refer to
EXL-109, "
BODY SIDE :
Component Function Check".
Back door side Harness between IPDM E/R
and tail lamp (back door side)
Tail lamp (back door side) Tail lamp circuit (back door side)
Refer to
EXL-110, "
BACK DOOR
SIDE : Component Function
Check".
License plate lamp is not turned ON. License plate lamp bulb
Harness between IPDM E/R
and license plate lamp
License plate lamp License plate lamp circuit
Refer to
EXL-112, "
Component
Function Check".
Tail lamp, rear side marker lamp and license plate
lamp are not turned ON. Fuse
Harness between IPDM E/R
and rear combination lamp (LH)
IPDM E/R Tail lamp circuit (body side)
Refer to
EXL-109, "
BODY SIDE :
Component Function Check".
Parking lamp, side marker lamp, tail lamp and li- cense plate lamp are not turned ON.
Parking lamp, side marker lamp, tail lamp and li- cense plate lamp are not turned OFF.
(Each illumination is turned ON/OFF.) Symptom diagnosis
“PARKING, LICENSE PLATE, SIDE MARKER LAMP AND TAIL LAMPS
ARE NOT TURNED ON”
Refer to
EXL-119, "
Diagnosis Procedure".
Tail lamp indicator is not turned ON.
(Parking, side marker lamp and tail lamps are turned
ON.) Combination meter Combination meter
Data monitor “LIGHT IND”
BCM (HEAD LAMP) Active test “TAIL LAMP”
Turn signal lamp does not
blink. Indicator lamp is nor-
mal.
(Applicable side per-
forms the high flasher
activation.)
Harness between BCM and
each turn signal lamp
Turn signal lamp bulb Turn signal lamp circuit
Refer to
EXL-99, "
Component
Function Check".
Indicator lamp is includ-
ed. Combination switch
Harness between combination
switch and BCM
BCM Combination switch
Refer to
BCS-80, "
Symptom Table".
Symptom Possible cause Inspection item
Revision: 2010 May2011 QX56
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![INFINITI QX56 2011 Factory Service Manual
EXTERIOR LIGHTING SYSTEM SYMPTOMSEXL-115
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Turn signal indicator lamp
does not blink.
(Turn signal i lamp is nor-
mal.) One side Co](/img/42/57033/w960_57033-2824.png "INFINITI QX56 2011 Factory Service Manual
EXTERIOR LIGHTING SYSTEM SYMPTOMSEXL-115
< SYMPTOM DIAGNOSIS > [XENON TYPE]
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EXL
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Turn signal indicator lamp
does not blink.
(Turn signal i lamp is nor-
mal.) One side Co")
EXTERIOR LIGHTING SYSTEM SYMPTOMSEXL-115
< SYMPTOM DIAGNOSIS > [XENON TYPE]
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EXL
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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