Nissan Murano Z51 (2008 year). Manual - part 255

LAN-122

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 4)]

CAN COMMUNICATION CIRCUIT

Inspection result

Reproduced>>GO TO 6.
Non-reproduced>>Start the diagnosis again. Follow the trouble diagnosis procedure when past error is

detected.

6.

CHECK UNIT REPRODUCTION

Perform the reproduction test as per the following procedure for each unit.
1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Disconnect one of the unit connectors of CAN communication system.
NOTE:
ECM and IPDM E/R have a termination circuit. Check other units first.

4.

Connect the battery cable to the negative terminal. Check if the symptoms described in the “Symptom
(Results from interview with customer)” are reproduced. 
NOTE:
Although unit-related error symptoms occur, do not confuse them with other symptoms. 

Inspection result

Reproduced>>Connect the connector. Check other units as per the above procedure.
Non-reproduced>>Replace the unit whose connector was disconnected.

Revision: 2008 October

2009 Murano

LAN

MAIN LINE BETWEEN ADP AND PWBD CIRCUIT

LAN-123

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

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COMPONENT DIAGNOSIS

MAIN LINE BETWEEN ADP AND PWBD CIRCUIT

Diagnosis Procedure

INFOID:0000000003425030

1.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Disconnect the following harness connectors.

-

ECM

-

Harness connectors B460 and B19

-

Automatic back door control unit

4.

Check the continuity between the harness connector and the automatic back door control unit harness
connector.

Is the inspection result normal?

YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the driver seat control unit and the automatic

back door control unit. 

NO

>> Repair the main line between the harness connector B19 and the automatic back door control

unit.

Harness connector

Automatic back door control unit harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

B19

2

B8

6

Existed

9

7

Existed

Revision: 2008 October

2009 Murano

LAN-124

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

MAIN LINE BETWEEN PWBD AND M&A CIRCUIT

MAIN LINE BETWEEN PWBD AND M&A CIRCUIT

Diagnosis Procedure

INFOID:0000000003425031

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the following terminals and connectors for damage, bend and loose connection (connector side
and harness side).

-

Harness connector B11

-

Harness connector M77

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the following harness connectors.

-

Automatic back door control unit

-

Harness connectors B11 and M77

2.

Check the continuity between the automatic back door control unit harness connector and the harness
connector.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair the main line between the automatic back door control unit and the harness connector

B11.

3.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the connector of combination meter.

2.

Check the continuity between the harness connector and the combination meter harness connector.

Is the inspection result normal?

YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the automatic back door control unit and the

combination meter. 

NO

>> Repair the main line between the harness connector M77 and the combination meter.

Automatic back door control unit harness connector

Harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

B8

6

B11

57

Existed

7

56

Existed

Harness connector

Combination meter harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

M77

57

M34

21

Existed

56

22

Existed

Revision: 2008 October

2009 Murano

LAN

MAIN LINE BETWEEN M&A AND DLC CIRCUIT

LAN-125

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

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MAIN LINE BETWEEN M&A AND DLC CIRCUIT

Diagnosis Procedure

INFOID:0000000003425032

1.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Disconnect the following harness connectors.

-

ECM

-

Combination meter

4.

Check the continuity between the combination meter harness connector and the data link connector.

Is the inspection result normal?

YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the combination meter and the data link con-

nector. 

NO

>> Repair the main line between the combination meter and the data link connector.

Combination meter harness connector

Data link connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

M34

21

M4

6

Existed

22

14

Existed

Revision: 2008 October

2009 Murano

LAN-126

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

MAIN LINE BETWEEN DLC AND TCM CIRCUIT

MAIN LINE BETWEEN DLC AND TCM CIRCUIT

Diagnosis Procedure

INFOID:0000000003425034

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the following terminals and connectors for damage, bend and loose connection (connector side
and harness side).

-

Harness connector M11

-

Harness connector E105

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the harness connectors M11 and E105.

2.

Check the continuity between the data link connector and the harness connector.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair the main line between the data link connector and the harness connector M11.

3.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the harness connectors E6 and F123.

2.

Check the continuity between the harness connectors.

Is the inspection result normal?

YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the data link connector and the TCM. 
NO

>> Repair the main line between the harness connectors E105 and E6.

Data link connector

Harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

M4

6

M11

12

Existed

14

11

Existed

Harness connector

Harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

E105

12

E6

1

Existed

11

8

Existed

Revision: 2008 October

2009 Murano

LAN

ECM BRANCH LINE CIRCUIT

LAN-127

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

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ECM BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003425039

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the following terminals and connectors for damage, bend and loose connection (unit side and con-
nector side).

-

Models with automatic back door system

•

ECM

•

Harness connector E104

•

Harness connector B4

-

Models without automatic back door system

•

ECM

•

Harness connector E105

•

Harness connector M11

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect the connector of ECM.

2.

Check the resistance between the ECM harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the ECM branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the ECM. Refer to 

EC-135, "Diagnosis Procedure"

.

Is the inspection result normal?

YES (Present error)>>Replace the ECM. Refer to 

EC-15, "ADDITIONAL SERVICE WHEN REPLACING

CONTROL UNIT : Special Repair Requirement"

.

YES (Past error)>>Error was detected in the ECM branch line.
NO

>> Repair the power supply and the ground circuit.

ECM harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

E16

98

97

Approx. 108 – 132

Revision: 2008 October

2009 Murano

LAN-128

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

ADP BRANCH LINE CIRCUIT

ADP BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003425040

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the following terminals and connectors for damage, bend and loose connection (unit side and con-
nector side).

-

Driver seat control unit

-

Harness connector B460

-

Harness connector B19

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect the connector of driver seat control unit.

2.

Check the resistance between the driver seat control unit harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the driver seat control unit branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the driver seat control unit. Refer to 

ADP-52, "DRIVER SEAT

CONTROL UNIT : Diagnosis Procedure"

.

Is the inspection result normal?

YES (Present error)>>Replace the driver seat control unit. Refer to 

ADP-204, "Removal and Installation"

.

YES (Past error)>>Error was detected in the driver seat control unit branch line.
NO

>> Repair the power supply and the ground circuit.

Driver seat control unit harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

B452

23

24

Approx. 54 – 66

Revision: 2008 October

2009 Murano

LAN

PWBD BRANCH LINE CIRCUIT

LAN-129

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

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PWBD BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003425041

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the terminals and connectors of the automatic back door control unit for damage, bend and loose
connection (unit side and connector side).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect the connector of automatic back door control unit.

2.

Check the resistance between the automatic back door control unit harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the automatic back door control unit branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the automatic back door control unit. Refer to 

DLK-101,

"AUTOMATIC BACK DOOR CONTROL UNIT : Diagnosis Procedure"

. 

Is the inspection result normal?

YES (Present error)>>Replace the automatic back door control unit. Refer to 

DLK-379, "Removal and Instal-

lation"

.

YES (Past error)>>Error was detected in the automatic back door control unit branch line.
NO

>> Repair the power supply and the ground circuit.

Automatic back door control unit harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

B8

6

7

Approx. 54 – 66

Revision: 2008 October

2009 Murano

LAN-130

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

4WD BRANCH LINE CIRCUIT

4WD BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003425042

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the terminals and connectors of the AWD control unit for damage, bend and loose connection (unit
side and connector side).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect the connector of AWD control unit.

2.

Check the resistance between the AWD control unit harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the AWD control unit branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the AWD control unit. Refer to 

DLN-20, "Diagnosis Proce-

dure"

.

Is the inspection result normal?

YES (Present error)>>Replace the AWD control unit. Refer to 

DLN-47, "Removal and Installation"

.

YES (Past error)>>Error was detected in the AWD control unit branch line.
NO

>> Repair the power supply and the ground circuit.

AWD control unit harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

M69

8

16

Approx. 54 – 66

Revision: 2008 October

2009 Murano

LAN

AV BRANCH LINE CIRCUIT

LAN-131

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

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AV BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003425043

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the terminals and connectors of the AV control unit for damage, bend and loose connection (unit
side and connector side).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect the connector of AV control unit.

2.

Check the resistance between the AV control unit harness connector terminals.

-

Models with NAVI

-

Models without NAVI

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the AV control unit branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the AV control unit. Refer to the following.
• BOSE audio without navigation: 

AV-103, "AV CONTROL UNIT : Diagnosis Procedure"

• BOSE audio with navigation: 

AV-619, "AV CONTROL UNIT : Diagnosis Procedure"

Is the inspection result normal?

YES (Present error)>>Replace the AV control unit. Refer to the following.

• BOSE audio without navigation: 

AV-522, "Removal and Installation"

• BOSE audio with navigation: 

AV-764, "Removal and Installation"

YES (Past error)>>Error was detected in the AV control unit branch line.
NO

>> Repair the power supply and the ground circuit.

AV control unit harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

M145

52

53

Approx. 54 – 66

AV control unit harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

M131

86

87

Approx. 54 – 66

Revision: 2008 October

2009 Murano

LAN-132

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

HVAC BRANCH LINE CIRCUIT

HVAC BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003425044

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the terminals and connectors of the A/C auto amp. for damage, bend and loose connection (unit
side and connector side).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect the connector of A/C auto amp.

2.

Check the resistance between the A/C auto amp. harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the A/C auto amp. branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the A/C auto amp. Refer to the following.
• Without 7 inch display: 

HAC-75, "A/C AUTO AMP. : Diagnosis Procedure"

• With 7 inch display: 

HAC-193, "A/C AUTO AMP. : Diagnosis Procedure"

Is the inspection result normal?

YES (Present error)>>Replace the A/C auto amp. Refer to the following.

• Without 7 inch display: 

VTL-24, "Removal and Installation"

• With 7 inch display: 

VTL-85, "Removal and Installation"

YES (Past error)>>Error was detected in the A/C auto amp. branch line.
NO

>> Repair the power supply and the ground circuit.

A/C auto amp. harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

M50

1

2

Approx. 54 – 66

Revision: 2008 October

2009 Murano

LAN

M&A BRANCH LINE CIRCUIT

LAN-133

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

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M&A BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003425045

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the terminals and connectors of the combination meter for damage, bend and loose connection
(unit side and connector side).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect the connector of combination meter.

2.

Check the resistance between the combination meter harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the combination meter branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the combination meter. Refer to 

MWI-43, "COMBINATION

METER : Diagnosis Procedure"

.

Is the inspection result normal?

YES (Present error)>>Replace the combination meter. Refer to 

MWI-145, "Removal and Installation"

.

YES (Past error)>>Error was detected in the combination meter branch line.
NO

>> Repair the power supply and the ground circuit.

Combination meter harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

M34

21

22

Approx. 54 – 66

Revision: 2008 October

2009 Murano

LAN-134

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

A-BAG BRANCH LINE CIRCUIT

A-BAG BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003425046

1.

CHECK AIR BAG DIAGNOSIS SENSOR UNIT

Check the air bag diagnosis sensor unit. Refer to the following.
• For USA and CANADA: 

SRC-8, "Work Flow"

• For  MEXICO: 

SRC-171, "Work Flow"

Is the inspection result normal?

YES

>> Replace the main harness.

NO

>> Replace parts whose air bag system has a malfunction.

Revision: 2008 October

2009 Murano

LAN

BCM BRANCH LINE CIRCUIT

LAN-135

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

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BCM BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003425047

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the terminals and connectors of the BCM for damage, bend and loose connection (unit side and
connector side).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect the connector of BCM.

2.

Check the resistance between the BCM harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the BCM branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the BCM. Refer to 

BCS-44, "Diagnosis Procedure"

.

Is the inspection result normal?

YES (Present error)>>Replace the BCM. Refer to 

BCS-96, "Removal and Installation"

.

YES (Past error)>>Error was detected in the BCM branch line.
NO

>> Repair the power supply and the ground circuit.

BCM harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

M122

91

90

Approx. 54 – 66

Revision: 2008 October

2009 Murano

LAN-136

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

DLC BRANCH LINE CIRCUIT

DLC BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003425048

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the terminals and connectors of the data link connector for damage, bend and loose connection
(connector side and harness side).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

Check the resistance between the data link connector terminals.

Is the measurement value within the specification?

YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the data link connector branch line circuit.
NO

>> Repair the data link connector branch line.

Data link connector

Resistance (

Ω

)

Connector No.

Terminal No.

M4

6

14

Approx. 54 – 66

Revision: 2008 October

2009 Murano

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STRG BRANCH LINE CIRCUIT

LAN-137

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 5)]

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STRG BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003425049

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the terminals and connectors of the steering angle sensor for damage, bend and loose connection
(unit side and connector side).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect the connector of steering angle sensor.

2.

Check the resistance between the steering angle sensor harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the steering angle sensor branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the steering angle sensor. Refer to 

BRC-91, "Wiring Dia-

gram -BRAKE CONTROL SYSTEM-"

.

Is the inspection result normal?

YES (Present error)>>Replace the steering angle sensor. Refer to 

BRC-120, "Removal and Installation"

.

YES (Past error)>>Error was detected in the steering angle sensor branch line.
NO

>> Repair the power supply and the ground circuit.

Steering angle sensor harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

M30

5

2

Approx. 54 – 66

Revision: 2008 October

2009 Murano