Nissan Murano. Instruction — part 411
AUTOMATIC BACK DOOR CONTROL UNIT
DLK-255
< ECU DIAGNOSIS INFORMATION >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
Fail Safe
INFOID:0000000009719125
DTC Inspection Priority Chart
INFOID:0000000009719126
If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.
DTC Index
INFOID:0000000009719127
NOTE:
Details of time display
• 1 - 39: Displayed if any previous malfunction is present when current condition is normal. It increases like 1
→
2
→
3...38
→
39 after returning to the normal condition whenever ignition switch OFF
→
ON. The counter
remains at 39 even if the number of cycles exceeds it. It is counted from 1 again when turning ignition switch
OFF
→
ON after returning to the normal condition if the malfunction is detected again.
Display contents of CONSULT
Fail-safe
Cancellation
U1000: CAN COMM
Intermittent clutch function
Normal return
B2401 IGN OPEN
Intermittent clutch function
All following condition are satisfied
• Power supply condition of auto-
matic back door control unit: OFF
• BCM receive ignition position sig-
nal (OFF) via CAN
B2403 PULSE ENCODER
Inhibit automatic back door operation
When receiving the pulse from en-
coders A and B normally (5 pulses)
B2409 HALF LATCH SW
Intermittent clutch function
Half latch switch is ON from OFF
B2416 TOUCH SEN R OPEN
During close operation: Intermittent clutch
function
Normal return
B2417 TOUCH SEN L OPEN
During close operation: Intermittent clutch
function
Normal return
B2418 CLUTCH PWR SPLY
Inhibit automatic back door operation
Reception of next operation request
B2419 OPEN SW
Inhibit automatic back door operation
Erase DTC, reconnect battery
B2420 CLOSE SW
Inhibit automatic back door operation
Erase DTC, reconnect battery
B2421 CLUTCH TIME OUT
Intermittent clutch function
Reception of next operation request
B2422 BACK DOOR STATE
Intermittent clutch function
Detect back door fully closed posi-
tion
B2423 ABD MTR TIME OUT
Intermittent clutch function
Reception of next operation request
B2424 CLSR CONDITION
Inhibit automatic back door operation
Normal return or reconnect battery
Priority
DTC
1
• U1000: CAN COMM CIRCUIT
• U1010: CONTROL UNIT (CAN)
• B2401 IGN OPEN
2
• B2403 PULSE ENCODER
• B2409 HALF LATCH SW
• B2416 TOUCH SEN R OPEN
• B2417 TOUCH SEN L OPEN
• B2418 CLUTCH PWR SPLY
• B2419 OPEN SW
• B2420 CLOSE SW
• B2421 CLUTCH TIME OUT
• B2422 BACK DOOR STATE
• B2423 ABD MTR TIME OUT
• B2424 CLSR CONDITION
DLK-256
< ECU DIAGNOSIS INFORMATION >
[WITH INTELLIGENT KEY SYSTEM]
AUTOMATIC BACK DOOR CONTROL UNIT
CONSULT display
Fail-safe
Item
Reference page
U1000: CAN COMM
—
CAN communication circuit
U1010: CONTROL UNIT(CAN)
—
Internal CAN communication circuit
B2401: IGN OPEN
×
IGN power supply circuit
B2403: PULSE ENCODER
×
Encoder signal
B2409: HALF LATCH SW
×
Half latch switch signal
B2416: TOUCH SEN R OPEN
×
Touch sensor RH
B2417: TOUCH SEN L OPEN
×
Touch sensor LH
B2418: CLUTCH PWR SPLY
×
Clutch power supply circuit
B2419: OPEN SW
×
Open switch signal
B2420: CLOSE SW
×
Close switch signal
B2421: CLUTCH TIME OUT
×
Clutch operation time
B2422: BACK DOOR STATE
×
Back door state
B2423: ABD MTR TIME OUT
×
Automatic back door motor operation time
B2424: CLSR CONDITION
×
Closure condition
DOOR DOES NOT LOCK/UNLOCK WITH DOOR LOCK AND UNLOCK SWITCH
DLK-257
< SYMPTOM DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
SYMPTOM DIAGNOSIS
DOOR DOES NOT LOCK/UNLOCK WITH DOOR LOCK AND UNLOCK
SWITCH
ALL DOOR
ALL DOOR : Diagnosis Procedure
INFOID:0000000009719128
1.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check power supply and ground circuit.
Refer to
(BCM).
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace the malfunctioning parts.
2.
CHECK DOOR LOCK AND UNLOCK SWITCH
Check door lock and unlock switch.
Refer to
DLK-102, "DRIVER SIDE : Component Function Check"
(driver side).
DLK-102, "PASSENGER SIDE : Component Function Check"
(passenger side).
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace the malfunctioning parts.
3.
CHECK DOOR LOCK ACTUATOR
Check door lock actuator (driver side).
Refer to
DLK-104, "DRIVER SIDE : Component Function Check"
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace the malfunctioning parts.
4.
CONFIRM THE OPERATION
Confirm the operation again.
Is the result normal?
YES
>> Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
NO
>> GO TO 1.
DRIVER SIDE
DRIVER SIDE : Diagnosis Procedure
INFOID:0000000009719129
1.
CHECK DOOR LOCK ACTUATOR
Check door lock actuator (driver side).
Refer to
DLK-104, "DRIVER SIDE : Component Function Check"
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace the malfunctioning parts.
2.
CONFIRM THE OPERATION
Confirm the operation again.
Is the result normal?
YES
>> Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
NO
>> GO TO 1.
PASSENGER SIDE
DLK-258
< SYMPTOM DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
DOOR DOES NOT LOCK/UNLOCK WITH DOOR LOCK AND UNLOCK SWITCH
PASSENGER SIDE : Diagnosis Procedure
INFOID:0000000009719130
1.
CHECK DOOR LOCK ACTUATOR
Check door lock actuator (passenger side).
Refer to
DLK-105, "PASSENGER SIDE : Component Function Check"
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace the malfunctioning parts.
2.
CONFIRM THE OPERATION
Confirm the operation again.
Is the result normal?
YES
>> Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
NO
>> GO TO 1.
REAR LH
REAR LH : Diagnosis Procedure
INFOID:0000000009719131
1.
CHECK DOOR LOCK ACTUATOR
Check door lock actuator (rear LH).
Refer to
DLK-106, "REAR LH : Component Function Check"
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace the malfunctioning parts.
2.
CONFIRM THE OPERATION
Confirm the operation again.
Is the result normal?
YES
>> Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
NO
>> GO TO 1.
REAR RH
REAR RH : Diagnosis Procedure
INFOID:0000000009719132
1.
CHECK DOOR LOCK ACTUATOR
Check door lock actuator (rear RH).
Refer to
DLK-106, "REAR RH : Component Function Check"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace the malfunctioning parts.
2.
CONFIRM THE OPERATION
Confirm the operation again.
Is the result normal?
YES
>> Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
NO
>> GO TO 1.
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