Nissan Murano Z51. Manual — part 394
DLK-84
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2422 BACK DOOR STATE
B2422 BACK DOOR STATE
Description
INFOID:0000000005517513
The automatic back door control unit counts the pulse signal from the encoder and determines the position of
the back door.
DTC Logic
INFOID:0000000005517514
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Operate automatic back door.
3.
Check “Self Diagnostic Result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000005517515
1.
CHECK FUNCTION
Check half latch switch (“HALF LATCH SW”) in Data Monitor mode.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 2.
2.
CHECK AUTOMATIC BACK DOOR CONTROL UNIT OUTPUT
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 4.
NO
>> GO TO 3.
3.
CHECK HALF LATCH SWITCH CIRCUIT
1.
Disconnect automatic back door control unit connector.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2422
BACK DOOR STATE
When the automatic power back door control unit
detects a back door position malfunction according
to the pulse signal
• Back door mechanism
• Automatic back door control unit
• Back door closure
(Door open and half latch switch is
OFF)
Monitor item
Condition
Status
HALF LATCH SW
Back door lock
Fully closed/Half latch
OFF
Open
ON
(+)
(–)
Voltage (V)
(Approx.)
Back door lock assembly
Connector
Terminal
D179
6
Ground
Battery voltage
B2422 BACK DOOR STATE
DLK-85
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
2.
Check continuity between automatic back door control unit harness connector and back door lock assem-
bly harness connector.
3.
Check continuity between automatic back door control unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace automatic back door control unit. Refer to
DLK-370, "Removal and Installation"
.
NO
>> Repair or replace harness.
4.
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 5.
NO
>> Repair or replace back door lock assembly ground circuit.
5.
CHECK HALF LATCH SWITCH
DLK-85, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Replace back door lock assembly. Refer to
DLK-353, "DOOR LOCK : Removal and Installation"
6.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection
INFOID:0000000005517516
COMPONENT INSPECTION
1.
CHECK HALF LATCH SWITCH
Check back door lock assembly (half latch switch).
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace back door lock assembly. Refer to
DLK-353, "DOOR LOCK : Removal and Installation"
Automatic back door control unit
Back door lock assembly
Continuity
Connector
Terminal
Connector
Terminal
B8
8
D179
6
Existed
Automatic back door control unit
Ground
Continuity
Connector
Terminal
B8
8
Not existed
Back door lock assembly
Ground
Continuity
Connector
Terminal
D179
8
Existed
Terminal
Back door lock position
Continuity
Back door lock assembly (half latch switch)
6
8
Open
Existed
Fully closed/Half latch
Not existed
DLK-86
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2423 AUTOMATIC BACK DOOR MOTOR OPERATION TIME
B2423 AUTOMATIC BACK DOOR MOTOR OPERATION TIME
Description
INFOID:0000000005517517
The automatic back door motor is integrated in the automatic back door unit. The automatic back door motor
opens/closes the back door.
DTC Logic
INFOID:0000000005517518
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Operate automatic back door.
3.
Check “Self Diagnostic Result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000005517519
1.
CHECK AUTOMATIC BACK DOOR MOTOR CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect automatic back door control unit connect and automatic back door unit connector.
3.
Check continuity between automatic back door control unit harness connector and automatic back door
unit harness connector.
4.
Check continuity between automatic back door control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness.
2.
CHECK AUTOMATIC BACK DOOR CONTROL UNIT OUTPUT
1.
Connect automatic back door control unit connector and automatic back door motor connector.
2.
Check voltage between automatic back door unit harness connector and ground.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2423
AUTOMATIC BACK
DOOR MOTOR OPERA-
TION TIME
When the automatic power back door control unit
and automatic back door motor operate in the same
direction for 30 seconds or more continuously
• Clutch
• Automatic back door motor
• Back door mechanism
• Automatic back door unit
• Battery voltage (low battery)
• Harness
(automatic back door motor cir-
cuit is shorted)
Automatic back door control unit
Automatic back door unit
Continuity
Connector
Terminal
Connector
Terminal
B7
27
B76
7
Existed
29
8
Automatic back door control unit
Ground
Continuity
Connector
Terminal
B7
27
Not existed
29
B2423 AUTOMATIC BACK DOOR MOTOR OPERATION TIME
DLK-87
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
Is the inspection result normal?
YES
>> Replace automatic back door unit. Refer to
DLK-354, "POWER BACK DOOR DRIVE ASSEMBLY
.
NO
>> Replace automatic back door control unit. Refer to
DLK-370, "Removal and Installation"
.
(+)
Condition
Voltage (V)
(Approx.)
Automatic back door control unit
(–)
Connector
Terminal
B76
7
Ground
Automatic back
door
Active (open)
Battery voltage
Active (close)
Other than above
0
8
Ground
Automatic back
door
Active (close)
Battery voltage
Active (open)
Other than above
0
JMKIA1865ZZ
JMKIA1865ZZ
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст