Nissan Quest E52. Instruction — part 395
DLK-294
< DTC/CIRCUIT DIAGNOSIS >
HALF LATCH SWITCH
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace back door lock assembly ground circuit.
4.
CHECK HALF LATCH SWITCH
DLK-294, "WITH AUTOMATIC BACK DOOR : Component Inspection"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace back door lock assembly.
5.
CHECK INTERMITTENT INCIDENT
GI-42, "Intermittent Incident"
>> INSPECTION END
WITH AUTOMATIC BACK DOOR : Component Inspection
INFOID:0000000009649220
1.
CHECK HALF LATCH SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect back door lock assembly connector.
3.
Check continuity between back door lock assembly terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace back door lock assembly.
WITHOUT AUTOMATIC BACK DOOR
WITHOUT AUTOMATIC BACK DOOR : Diagnosis Procedure
INFOID:0000000009649221
1.
CHECK HALF LATCH SWITCH INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect back door lock assembly connector.
3.
Check voltage between back door lock assembly harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK HALF LATCH SWITCH CIRCUIT
1.
Disconnect back door control unit connector.
2.
Check continuity between back door control unit harness connector.
Back door lock assembly
Ground
Continuity
Connector
Terminal
D190
8
Existed
Back door lock assembly
Condition
Continuity
Terminal
6
8
Back door lock
Open
Existed
Fully closed/Half latch
Not existed
(–)
(–)
Voltage
Back door lock assembly
Connector
Terminal
D190
6
Ground
3.5 -5.5 V
HALF LATCH SWITCH
DLK-295
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
3.
Check continuity between back door control unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace back door control unit. Refer to
DLK-494, "Removal and Installation"
NO
>> Repair or replace harness.
3.
CHECK HALF LATCH SWITCH GROUND CIRCUIT
Check continuity between back door lock assembly harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK HALF LATCH SWITCH
DLK-295, "WITHOUT AUTOMATIC BACK DOOR : Component Inspection"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace back door lock assembly.
5.
CHECK INTERMITTENT INCIDENT
GI-42, "Intermittent Incident"
.
>> INSPECTION END
WITHOUT AUTOMATIC BACK DOOR : Component Inspection
INFOID:0000000009649222
1.
CHECK HALF LATCH SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect back door lock assembly connector.
3.
Check continuity between back door lock assembly terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace back door lock assembly.
SLIDING DOOR CONTROL UNIT
Back door control unit
Back door lock assembly
Continuity
Connector
Terminal
Connector
Terminal
D181
2
D190
6
Existed
Back door control unit
Ground
Continuity
Connector
Terminal
D181
2
Not existed
Back door lock assembly
Ground
Continuity
Connector
Terminal
D190
8
Existed
Back door lock assembly
Condition
Continuity
Terminal
6
8
Back door
Open
Existed
Fully closed/Half
latch
Not existed
DLK-296
< DTC/CIRCUIT DIAGNOSIS >
HALF LATCH SWITCH
SLIDING DOOR CONTROL UNIT : Component Function Check
INFOID:0000000009649223
1.
CHECK FUNCTION
1.
Select “AUTO SLDE DOOR” (LH) or “AUTO SLDE DOOR RIGHT” (RH) using CONSULT.
2.
Select “HAF LATC SW L” (LH) or “HAF LATC SW R” (RH) in “DATA MONITOR” mode.
3.
Check that the function operates normally according to the following conditions.
Is the inspection result normal?
YES
>> Half latch switch is OK.
NO
>> Refer to
DLK-298, "SLIDING DOOR CONTROL UNIT : Component Inspection"
SLIDING DOOR CONTROL UNIT : Diagnosis Procedure
INFOID:0000000009649224
1.
CHECK HALF LATCH SWITCH INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect sliding door lock assembly connector.
3.
Check voltage between sliding door lock assembly harness connector and ground.
Sliding door LH
Sliding door RH
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK HALF LATCH SWITCH CIRCUIT
1.
Disconnect sliding door control unit connector.
2.
Check continuity between sliding door control unit harness connector and sliding door lock assembly har-
ness connector.
Sliding door LH
Sliding door RH
3.
Check continuity between sliding door control unit harness connector and ground.
Monitor item
Condition
Status
HAF LATC SW L
Sliding door LH
Open
ON
Half latch/fully closed
OFF
HAF LATC SW R
Sliding door RH
Open
ON
Half latch/fully closed
OFF
(+)
(
−
)
Voltage
Sliding door lock assembly LH
Connector
Terminal
D123
3
Ground
8 – 16 V
(+)
(
−
)
Voltage
Sliding door lock assembly RH
Connector
Terminal
D124
3
Ground
8 – 16 V
Sliding door control unit LH
Sliding door lock assembly LH
Continuity
Connector
Terminal
Connector
Terminal
B45
5
D123
3
Existed
Sliding door control unit RH
Sliding door lock assembly RH
Continuity
Connector
Terminal
Connector
Terminal
B247
5
D124
3
Existed
HALF LATCH SWITCH
DLK-297
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
Sliding door LH
Sliding door RH
Is the inspection result normal?
YES
>> Replace sliding door control unit.
NO
>> Repair or replace harness.
3.
CHECK HALF LATCH SWITCH GROUND CIRCUIT
1.
Disconnect sliding door control unit connector.
2.
Check continuity between sliding door control unit harness connector and sliding door lock assembly har-
ness connector.
Sliding door LH
Sliding door RH
3.
Check continuity between sliding door control unit harness connector and ground.
Sliding door LH
Sliding door RH
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK HALF LATCH SWITCH CIRCUIT 2
1.
Connect sliding door control unit connector and sliding door lock assembly connector.
2.
Check voltage between sliding door control unit harness connector and ground.
Sliding door LH
Sliding door control unit LH
Ground
Continuity
Connector
Terminal
B45
5
Not existed
Sliding door control unit RH
Ground
Continuity
Connector
Terminal
B247
5
Not existed
Sliding door control unit LH
Sliding door lock assembly LH
Continuity
Connector
Terminal
Connector
Terminal
B45
23
D123
2
Existed
Sliding door control unit RH
Sliding door lock assembly RH
Continuity
Connector
Terminal
Connector
Terminal
B247
23
D124
2
Existed
Sliding door control unit LH
Ground
Continuity
Connector
Terminal
B45
23
Not existed
Sliding door control unit RH
Ground
Continuity
Connector
Terminal
B247
23
Not existed
(+)
(
−
)
Voltage
Sliding door control unit LH
Connector
Terminal
B45
23
Ground
0 V
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