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![INFINITI QX56 2011 Factory Service Manual
TURN SIGNAL LAMP CIRCUITEXL-99
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Component Function CheckINFOID:0000000006213967
1.CHECK TURN SIGNAL LA INFINITI QX56 2011 Factory Service Manual
TURN SIGNAL LAMP CIRCUITEXL-99
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1.CHECK TURN SIGNAL LA](/manual-img/42/57033/w960_57033-2808.png)
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 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](/manual-img/42/57033/w960_57033-2809.png)
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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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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![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 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](/manual-img/42/57033/w960_57033-2811.png)
EXL-102
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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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![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 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](/manual-img/42/57033/w960_57033-2812.png)
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
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EXL-104
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OPTICAL SENSOR
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair or replace harness.
8.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.
Optical sensor BCM Continuity
Connector Terminal Connector Terminal
M17 2 M68 14 Existed
Optical sensor GroundContinuity
Connector Terminal
M17 2 Not existed
Revision: 2010 May2011 QX56
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![INFINITI QX56 2011 Factory Service Manual
HAZARD SWITCHEXL-105
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Component Function CheckINFOID:0000000006213971
1.CHECK HAZARD SWITCH SIGNAL BY CONSULT-III 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](/manual-img/42/57033/w960_57033-2814.png)
HAZARD SWITCHEXL-105
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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
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EXL-106
< DTC/CIRCUIT DIAGNOSIS >[XENON TYPE]
HAZARD SWITCH
4.CHECK HAZARD SWITCH
GROUND OPEN CIRCUIT
Check continuity between hazard switch harness connector and ground.
Is the inspection result normal?
YES >> Replace hazard switch.
NO >> Repair or replace harness.
Hazard switch
GroundContinuity
Connector Terminal
M45 1 Existed
Revision: 2010 May2011 QX56