Nissan Quest E52. Instruction — part 385
DLK-254
< DTC/CIRCUIT DIAGNOSIS >
SLIDING DOOR LOCK ACTUATOR
Is the inspection result normal?
YES
>> Replace sliding door lock assembly.
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 sliding door lock assembly RH 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.
Is the inspection result normal?
YES
>> Check for internal short of door lock actuator.
NO
>> Replace BCM. Refer to
BCS-98, "Removal and Installation"
WITH AUTOMATIC SLIDING DOOR : Component Inspection
INFOID:0000000009649162
1.
CHECK SELECTIVE UNLOCK RELAY
1.
Turn ignition switch OFF.
2.
Remove selective unlock relay.
(+)
(–)
Condition
Voltage
Sliding door lock assembly RH
Connector
Terminal
D105
1
Ground
Door lock and unlock switch
Lock
9 - 16 V
2
Unlock
BCM
Sliding door lock assembly RH
Continuity
Connector
Terminal
Connector
Terminal
M123
65
D105
1
Existed
M122
55
2
BCM
Ground
Continuity
Connector
Terminal
M123
65
Not existed
M122
55
(+)
(–)
Condition
Voltage
BCM
Connector
Terminal
M123
65
Ground
Door lock and unlock switch
Lock
9 - 16 V
M122
55
Unlock
SLIDING DOOR LOCK ACTUATOR
DLK-255
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
3.
Check the continuity between selective unlock relay terminals
under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END.
NO
>> Replace selective unlock relay.
WITHOUT AUTOMATIC SLIDING DOOR
WITHOUT AUTOMATIC SLIDING DOOR : Component Function Check
INFOID:0000000009649163
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-255, "WITHOUT AUTOMATIC SLIDING DOOR : Diagnosis Procedure"
.
WITHOUT AUTOMATIC SLIDING DOOR : Diagnosis Procedure
INFOID:0000000009649164
1.
CHECK DOOR LOCK ACTUATOR INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect sliding door lock assembly LH connector and sliding door lock assembly RH connector.
3.
Check voltage between sliding door lock assembly LH/RH harness connector and ground.
Is the inspection result normal?
YES
>> Replace sliding door lock assembly.
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 sliding door lock assembly LH/RH harness con-
nector.
Terminal
Condition
Continuity
4
3
No current supply
Existed
12 V direct current supply between ter-
minals 1 and 2.
Not existed
5
12 V direct current supply between ter-
minals 1 and 2.
Existed
No current supply
Not existed
JMLIA0997ZZ
(+)
(–)
Condition
Voltage
Sliding door lock assembly
Connector
Terminal
LH
D85
2
Ground
Door lock and unlock
switch
Lock
9 - 16 V
1
Unlock
RH
D105
1
Lock
2
Unlock
DLK-256
< DTC/CIRCUIT DIAGNOSIS >
SLIDING DOOR LOCK ACTUATOR
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.
Is the inspection result normal?
YES
>> Check for internal short of each door lock actuator and fuel lid lock actuator.
NO
>> Replace BCM. Refer to
BCS-98, "Removal and Installation"
BCM
Sliding door lock assembly
Continuity
Connector
Terminal
Connector
Terminal
LH
M123
65
D85
2
Existed
M122
55
1
RH
M123
65
D105
1
M122
55
2
BCM
Ground
Continuity
Connector
Terminal
M123
65
Not existed
M122
55
(+)
(–)
Condition
Voltage
BCM
Connector
Terminal
M123
65
Ground
Door lock and unlock switch
Lock
9 - 16 V
M122
55
Unlock
SELECT UNLOCK RELAY
DLK-257
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
SELECT UNLOCK RELAY
Component Function Check
INFOID:0000000009649165
1.
CHECK FUNCTION
1.
Select “DOOR LOCK” of “BCM” using CONSULT.
2.
Select “DOOR LOCK” in “ACTIVE TEST” mode.
3.
Touch “ALL UNLK” to check that it works normally of sliding door LH.
Is the inspection result normal?
YES
>> Selective unlock relay is OK.
NO
>> Refer to
DLK-257, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000009649166
1.
CHECK SELECTIVE UNLOCK RELAY POWER SUPPLY 1
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 2.
2.
CHECK SELECTIVE UNLOCK RELAY POWER SUPPLY 2
1.
Disconnect selective unlock relay connector.
2.
Check voltage between selective unlock relay and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
3.
DETECT MALFUNCTIONING PART
Check the following.
• 10 A fuse (#6)
• Harness for open or short between selective unlock relay harness connector and battery terminal.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace the malfunctioning parts.
4.
CHECK SELECTIVE UNLOCK RELAY CIRCUIT
1.
Disconnect BCM connector.
2.
Check continuity between selective unlock relay harness connector and BCM harness connector.
(+)
(
−
)
Voltage (V)
BCM
Connector
Terminal
M122
50
Ground
9 - 16 V
(+)
(
−
)
Voltage (V)
Selective unlock relay
Connector
Terminal
M91
1
Ground
9 - 16 V
5
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