Nissan Murano. Manual - part 411

 

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Nissan Murano. Manual - 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

DLK-63

U1010: CONTROL UNIT(CAN)

Internal CAN communication circuit

DLK-65

B2401: IGN OPEN

×

IGN power supply circuit

DLK-66

B2403: PULSE ENCODER

×

Encoder signal

DLK-67

B2409: HALF LATCH SW

×

Half latch switch signal

DLK-70

B2416: TOUCH SEN R OPEN

×

Touch sensor RH

DLK-72

B2417: TOUCH SEN L OPEN

×

Touch sensor LH

DLK-74

B2418: CLUTCH PWR SPLY

×

Clutch power supply circuit

DLK-76

B2419: OPEN SW

×

Open switch signal

DLK-78

B2420: CLOSE SW

×

Close switch signal

DLK-81

B2421: CLUTCH TIME OUT

×

Clutch operation time

DLK-83

B2422: BACK DOOR STATE

×

Back door state

DLK-84

B2423: ABD MTR TIME OUT

×

Automatic back door motor operation time

DLK-86

B2424: CLSR CONDITION

×

Closure condition

DLK-88

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 

BCS-46, "Diagnosis Procedure"

 (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). 

Refer to 

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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