Nissan Quest E52. Instruction — part 383
DLK-246
< DTC/CIRCUIT DIAGNOSIS >
DOOR LOCK AND UNLOCK SWITCH
2.
Disconnect power window main switch connector.
3.
Check signal between power window main switch harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK DOOR LOCK AND UNLOCK SWITCH CIRCUIT
1.
Disconnect BCM connector and power window main switch connector.
2.
Check continuity between BCM harness connector and power window main switch harness connector.
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-98, "Removal and Installation"
NO
>> Repair or replace harness.
3.
CHECK DOOR LOCK AND UNLOCK SWITCH GROUND
Check continuity between power window main switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK DOOR LOCK AND UNLOCK SWITCH
DLK-248, "WITHOUT AUTOMATIC SLIDING DOOR : Component Inspection"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace power window main switch. Refer to
PWC-123, "Removal and Installation"
5.
CHECK INTERMITTENT INCIDENT
(+)
(–)
Signal
(Reference value)
Power window main switch
Connector
Terminal
D6
18
Ground
1.0 - 1.5 V
D5
6
JPMIA0012GB
BCM
Power window main switch
Continuity
Connector
Terminal
Connector
Terminal
M121
12
D6
18
Existed
13
D5
6
BCM
Ground
Continuity
Connector
Terminal
M121
12
Not existed
13
Power window main switch
Ground
Continuity
Connector
Terminal
D6
17
Existed
DOOR LOCK AND UNLOCK SWITCH
DLK-247
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
GI-42, "Intermittent Incident"
.
>> INSPECTION END
FRONT POWER WINDOW SWITCH (PASSENGER SIDE)
1.
CHECK DOOR LOCK AND UNLOCK SWITCH INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect front power window switch (passenger side) connector.
3.
Check signal between front power window switch (passenger side) harness connector and ground using
oscilloscope.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK DOOR LOCK AND UNLOCK SWITCH CIRCUIT
1.
Disconnect BCM connector and front power window switch (passenger side) connector.
2.
Check continuity between BCM harness connector and front power window switch (passenger side) har-
ness connector.
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-98, "Removal and Installation"
NO
>> Repair or replace harness.
3.
CHECK DOOR LOCK AND UNLOCK SWITCH GROUND
Check continuity between front power window switch (passenger side) harness connector and ground.
Is the inspection result normal?
(+)
(–)
Signal
(Reference value)
front power window switch (passenger side)
Connector
Terminal
D56
1
Ground
1.0 - 1.5 V
2
JPMIA0012GB
BCM
front power window switch (passenger side)
Continuity
Connector
Terminal
Connector
Terminal
M121
12
D56
1
Existed
13
2
BCM
Ground
Continuity
Connector
Terminal
M121
12
Not existed
13
front power window switch (passenger side)
Ground
Continuity
Connector
Terminal
D56
3
Existed
DLK-248
< DTC/CIRCUIT DIAGNOSIS >
DOOR LOCK AND UNLOCK SWITCH
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK DOOR LOCK AND UNLOCK SWITCH
DLK-248, "WITHOUT AUTOMATIC SLIDING DOOR : Component Inspection"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace front power window switch (passenger side). Refer to
PWC-123, "Removal and Installa-
.
5.
CHECK INTERMITTENT INCIDENT
GI-42, "Intermittent Incident"
>> INSPECTION END
WITHOUT AUTOMATIC SLIDING DOOR : Component Inspection
INFOID:0000000009649155
POWER WINDOW MAIN SWITCH
1.
CHECK DOOR LOCK AND UNLOCK SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect power window main switch connector.
3.
Check continuity between power window main switch terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace power window main switch.
FRONT POWER WINDOW SWITCH (PASSENGER SIDE)
1.
CHECK DOOR LOCK AND UNLOCK SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect front power window switch (passenger side) connector.
3.
Check continuity between front power window switch (passenger side) terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace front power window switch (passenger side).
Power window main switch
Condition
Continuity
Terminal
18
17
Door lock and unlock
switch
LOCK
Existed
UNLOCK
Not existed
6
LOCK
Not existed
UNLOCK
Existed
Front power window switch (passenger side)
Condition
Continuity
Terminal
1
3
Door lock and unlock
switch
LOCK
Existed
UNLOCK
Not existed
2
LOCK
Not existed
UNLOCK
Existed
DOOR LOCK ACTUATOR
DLK-249
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
DOOR LOCK ACTUATOR
DRIVER SIDE
DRIVER SIDE : Component Function Check
INFOID:0000000009649156
1.
CHECK FUNCTION
1.
Select “DOOR LOCK” of “BCM” using CONSULT.
2.
Select “DOOR LOCK” in “ACTIVE TEST” mode.
3.
Touch “ALL LOCK” or “ALL UNLK” to check that it works normally.
Is the inspection result normal?
YES
>> Door lock actuator is OK.
NO
>> Refer to
DLK-249, "DRIVER SIDE : Diagnosis Procedure"
.
DRIVER SIDE : Diagnosis Procedure
INFOID:0000000009649157
1.
CHECK DOOR LOCK ACTUATOR INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect front door lock assembly (driver side) connector.
3.
Check voltage between front door lock assembly (driver side) harness connector and ground.
Is the inspection result normal?
YES
>> Replace front door lock assembly (driver side).
NO
>> GO TO 2.
2.
CHECK DOOR LOCK ACTUATOR CIRCUIT
1.
Disconnect BCM, all door lock actuators connector.
2.
Check continuity between BCM harness connector and front door lock assembly (driver side) harness
connector.
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK BCM OUTPUT SIGNAL
1.
Connect BCM connector.
2.
Check voltage between BCM harness connector and ground.
(+)
(–)
Condition
Voltage
Front door lock assembly
(driver side)
Connector
Terminal
D48
1
Ground
Door lock and unlock switch
Lock
9 - 16 V
2
Unlock
BCM
Front door lock assembly (driver side)
Continuity
Connector
Terminal
Connector
Terminal
M123
65
D48
1
Existed
66
2
BCM
Ground
Continuity
Connector
Terminal
M123
65
Not existed
66
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