Page 1673 of 5598

DOOR REQUEST SWITCHDLK-137
< DTC/CIRCUIT DIAGNOSIS >
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DOOR REQUEST SWITCH
Component Function CheckINFOID:0000000006225949
1.CHECK FUNCTION
1. Select “INTELLIGENT KEY” of “BCM” using CONSULT-III.
2. Select “REQ SW-DR”, “REQ SW-AS” in “DATA MONITOR” mode.
3. Check that the function operates normall y according to the following conditions.
Is the inspection result normal?
YES >> Front door request switch is OK.
NO >> Refer to DLK-137, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006225950
1.CHECK DOOR REQUEST SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect malfunctioning front door request switch connector.
3. Check voltage between malfunctioning front door request switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK DOOR REQUEST SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between malfunctioning front door request switch harness connector and BCM harness
connector.
3. Check continuity between malfunctioning front door request 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 Status
REQ SW -DR Driver side door request switchPressed ON
Released OFF
REQ SW -AS Passenger side door request switch Pressed ON
Released OFF
(+)
(–)Vo l ta g e
(Approx.)
Front door request switch
Connector Terminal
Driver side D11 1 Ground 12 V
Passenger side D31
Front door request switch BCM Continuity
Connector Terminal Connector Terminal
Driver side D11 1M7175
Existed
Passenger side D31 76
Front door request switch GroundContinuity
Connector Terminal
Driver side D11 1 Not existed
Passenger side D31
Revision: 2010 May2011 QX56
Page 1674 of 5598

DLK-138
< DTC/CIRCUIT DIAGNOSIS >
DOOR REQUEST SWITCH
3.CHECK DOOR REQUEST SWITCH GROUND CIRCUIT
Check continuity between malfunctioning front door request switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness.
4.CHECK DOOR REQUEST SWITCH
Refer to DLK-138, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace malfunctioning front door request switch.
5.CHECK INTERMITTENT INCIDENT
Refer to GI-40, "
Intermittent Incident".
>> INSPECTION END
Component InspectionINFOID:0000000006225951
1.CHECK DOOR REQUEST SWITCH
1. Turn ignition switch OFF.
2. Disconnect malfunctioning front door request switch connector.
3. Check continuity between malfunctioning front door request switch terminals.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace malfunctioning front door request switch.
Front door request switch
GroundContinuity
Connector Terminal
Driver side D11 2 Existed
Passenger side D31
Front door request switch Condition Continuity
Te r m i n a l
1 2 Door request switch Pressed Existed
Released Not existed
Revision: 2010 May2011 QX56
Page 1675 of 5598

BACK DOOR REQUEST SWITCHDLK-139
< DTC/CIRCUIT DIAGNOSIS >
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BACK DOOR REQUEST SWITCH
Component Function CheckINFOID:0000000006225952
1.CHECK FUNCTION
1. Select “INTELLIGENT KEY” of “BCM” using CONSULT-III.
2. Select “REQ SW-BD/TR” in “DATA MONITOR” mode.
3. Check that the function operates normall y according to the following conditions.
Is the inspection result normal?
YES >> Back door request switch is OK.
NO >> Refer to DLK-139, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006225953
1.CHECK BACK DOOR REQUEST SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect back door opener switch assembly connector.
3. Check voltage between back door opener switch assembly harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK BACK DOOR REQUEST SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and back door opener switch assembly harness con-
nector.
3. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-81, "Removal and Installation".
NO >> Repair or replace harness.
3.CHECK BACK DOOR REQUEST SWITCH GROUND CIRCUIT
Check continuity between back door opener s witch assembly harness connector and ground.
Monitor item Condition Status
REQ SW-BD/TR Back door request switch Pressed On
Released Off
(+)
(–)Vol tag e
(Approx.)
Back door opener switch assembly
Connector Terminal D154 4 Ground 12 V
BCM Back door opener switch assembly Continuity
Connector Terminal Connector Terminal
M69 51 D154 4 Existed
BCM GroundContinuity
Connector Terminal
M69 51 Not existed
Revision: 2010 May2011 QX56
Page 1676 of 5598

DLK-140
< DTC/CIRCUIT DIAGNOSIS >
BACK DOOR REQUEST SWITCH
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness.
4.CHECK BACK DOOR REQUEST SWITCH
Refer to DLK-140, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace back door opener switch assembly.
5.CHECK INTERMITTENT INCIDENT
Refer to GI-40, "
Intermittent Incident".
>> INSPECTION END
Component InspectionINFOID:0000000006225954
1.CHECK BACK DOOR REQUEST SWITCH
1. Turn ignition switch OFF.
2. Disconnect back door opener switch assembly connector.
3. Check continuity between back door opener switch assembly terminals.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace back door opener switch assembly.
Back door opener switch assembly
GroundContinuity
Connector Terminal
D154 3 Existed
Back door opener switch assembly Condition Continuity
Te r m i n a l
3 4 Back door request switch Pressed Existed
Released Not existed
Revision: 2010 May2011 QX56
Page 1677 of 5598

BACK DOOR OPENER SWITCHDLK-141
< DTC/CIRCUIT DIAGNOSIS >
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BACK DOOR OPENER SWITCH
Component Function CheckINFOID:0000000006225955
1.CHECK FUNCTION
1. Select “TRUNK” of “BCM” using CONSULT-III.
2. Select “TR/BD OPEN SW” in “DATA MONITOR” mode.
3. Check that the function operates normall y according to the following conditions.
Is the inspection result normal?
YES >> Back door opener switch is OK.
NO >> Refer to DLK-141, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006225956
1.CHECK BACK DOOR OPEN INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect back door opener switch assembly connector.
3. Check signal between back door opener switch assembly harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK BACK DOOR OPENER SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and back door opener switch assembly harness con-
nector.
3. Check continuity between BCM 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 Status
TR/BD OPEN SW Back door opener switch Pressed ON
Released OFF
(+)
(–)Signal
(Reference value)
Back door opener switch assembly
Connector Terminal
D154 1 Ground
JPMIA0012GB
BCM Back door opener switch assembly Continuity
Connector Terminal Connector Terminal
M68 30 D154 1 Existed
BCM GroundContinuity
Connector Terminal
M68 30 Not existed
Revision: 2010 May2011 QX56
Page 1678 of 5598

DLK-142
< DTC/CIRCUIT DIAGNOSIS >
BACK DOOR OPENER SWITCH
3.CHECK BACK DOOR OPENER SWITCH GROUND CIRCUIT
Check continuity between back door opener switch assembly harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness.
4.CHECK BACK DOOR OPENER SWITCH
Refer to DLK-142, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace back door opener switch assembly.
5.CHECK INTERMITTENT INCIDENT
Refer to GI-40, "
Intermittent Incident".
>> INSPECTION END
Component InspectionINFOID:0000000006225957
1.CHECK BACK DOOR OPENER SWITCH
1. Turn ignition switch OFF.
2. Disconnect back door opener switch assembly connector.
3. Check continuity between back door opener switch assembly terminals.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace back door opener switch assembly.
Back door opener switch assembly
GroundContinuity
Connector Terminal
D154 2 Existed
Back door opener switch assembly Condition Continuity
Te r m i n a l
12 Back door opener
switchPressed Existed
Released Not existed
Revision: 2010 May2011 QX56
Page 1679 of 5598

INTELLIGENT KEY WARNING BUZZERDLK-143
< DTC/CIRCUIT DIAGNOSIS >
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INTELLIGENT KEY WARNING BUZZER
Component Function CheckINFOID:0000000006225958
1.CHECK FUNCTION
1. Select “INTELLIGENT KEY” of “BCM” using CONSULT-III.
2. Select “OUTSIDE BUZZER ” in “ACTIVE TEST” mode.
3. Touch “On” or “Off” to check that it works normally.
Is the inspection result normal?
YES >> Intelligent Key warning buzzer is OK.
NO >> Refer to DLK-143, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006225959
1.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10 A fuse, [No. 6, located in fuse block (J/B)].
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
2.CHECK INTELLIGENT KEY WARNING BUZZER POWER SUPPLY CIRCUIT
1. Disconnect Intelligent Key warning buzzer connector.
2. Check voltage between Intelligent Key warning buzzer harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK INTELLIGENT KEY WARNING BUZZER CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and Intelligent Key warning buzzer harness connector.
3. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness.
4.CHECK INTELLIGENT KEY WARNING BUZZER
Refer to DLK-144, "
Component Inspection".
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-81, "Removal and Installation".
NO >> Replace Intelligent Key warning buzzer.
(+)
(–)Vo l ta g e
(Approx.)
Intelligent Key warning buzzer
Connector Terminal E25 1 Ground Battery voltage
BCM Intelligent Key warning buzzer Continuity
Connector Terminal Connector Terminal
M71 93 E25 3 Existed
BCM GroundContinuity
Connector Terminal
M71 93 Not existed
Revision: 2010 May2011 QX56
Page 1680 of 5598
DLK-144
< DTC/CIRCUIT DIAGNOSIS >
INTELLIGENT KEY WARNING BUZZER
Component Inspection
INFOID:0000000006225960
1.CHECK INTELLIGENT KEY WARNING BUZZER
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key warning buzzer connector.
3. Connect battery power supply directly to Intelli gent Key warning buzzer terminals and check the opera-
tion.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace Intelligent Key warning buzzer.
Intelligent Key warning buzzer Operation
Te r m i n a l
(+) ( −)
1 3 Buzzer sounds
Revision: 2010 May2011 QX56