Nissan Murano Z51 (2008 year). Manual - part 323

 

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Nissan Murano Z51 (2008 year). Manual - part 323

 

 

B2603 SHIFT POSITION STATUS

SEC-71

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connector.

3.

CHECK CONTROL DEVICE POWER SUPPLY

1.

Disconnect control device (detention switch) connector.

2.

Check voltage between control device (detention switch) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 4.

4.

CHECK CONTROL DEVICE POWER SUPPLY CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between control device (detention switch) harness connector and BCM harness connec-
tor.

3.

Check continuity between control device (detention switch) harness connector and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-96, "Removal and Installation"

.

NO

>> Repair or replace harness or connector.

5.

CHECK CONTROL DEVICE CIRCUIT

1.

Disconnect BCM connector and IPDM E/R connector.

2.

Check continuity between control device (detention switch) harness connector and BCM harness connec-
tor.

3.

Check continuity between control device (detention switch) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace harness or connector.

TCM

Ground

Continuity

Connector

Terminal

F23

20

Not existed

(+)

(–)

Voltage (V)

(Approx.)

Control device (detention switch)

Connector

Terminal

M57

8

Ground

Battery voltage

Control device (detention switch)

BCM

Continuity

Connector

Terminal

Connector

Terminal

M57

8

M122

96

Existed

Control device (detention switch)

Ground

Continuity

Connector

Terminal

M57

8

Not existed

Control device (detention switch)

BCM

Continuity

Connector

Terminal

Connector

Terminal

M57

9

M122

99

Existed

Control device (detention switch)

Ground

Continuity

Connector

Terminal

M57

9

Not existed

Revision: 2008 October

2009 Murano

SEC-72

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2603 SHIFT POSITION STATUS

6.

CHECK CONTROL DEVICE (DETENTION SWITCH)

Refer to 

SEC-67, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Replace control device. Refer to 

TM-165, "Removal and Installation"

.

7.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

Revision: 2008 October

2009 Murano

B2604 PNP SWITCH

SEC-73

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

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B

SEC

N

O

P

B2604 PNP SWITCH

Description

INFOID:0000000003375662

BCM confirms the shift position with the following 4 signals.
• Selector lever
• P/N position switch
• P position signal from IPDM E/R (CAN)
• P position signal from TCM (CAN)

DTC Logic

INFOID:0000000003375663

DTC DETECTION LOGIC

NOTE:
• If DTC B2604 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-36, "BCM : DTC Logic"

.

• If DTC B2604 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-38, "BCM : DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Start the engine under the following conditions and wait for at least 1 second.

-

Selector lever is in the P or N position

-

Do not depress the brake pedal

2.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-73, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003375664

1.

CHECK DTC WITH TCM

Check “Self diagnostic result” with CONSULT-III. Refer to 

TM-129, "DTC Index"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts.

2.

CHECK PNP SWITCH CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect TCM connector and BCM connector.

3.

Check continuity between TCM harness connector and BCM harness connector.

4.

Check continuity between TCM harness connector and ground.

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B2604

PNP SWITCH

BCM detects the following status for 500 ms or 
more when the ignition switch is in the ON position.
• N position input signal exists. Shift position signal 

from TCM does not exist.

• N position input signal does not exist. Shift posi-

tion signal from TCM exists.

• Harness or connectors 

[Park/neutral position (PNP) switch 
circuit is open or shorted.] 

• Park/ neutral position (PNP) switch

TCM

BCM

Continuity

Connector

Terminal

Connector

Terminal

F23

20

M123

140

Existed

Revision: 2008 October

2009 Murano

SEC-74

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2604 PNP SWITCH

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connector.

3.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

TCM

Ground

Continuity

Connector

Terminal

F23

20

Not existed

Revision: 2008 October

2009 Murano

B2605 PNP SWITCH

SEC-75

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

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F

G

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A

B

SEC

N

O

P

B2605 PNP SWITCH

Description

INFOID:0000000003375665

BCM confirms the shift position with the following 4 signals.
• Selector lever
• P/N position switch
• P position signal from IPDM E/R (CAN)
• P position signal from TCM (CAN)

DTC Logic

INFOID:0000000003375666

DTC DETECTION LOGIC

NOTE:
• If DTC B2605 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-36, "BCM : DTC Logic"

.

• If DTC B2605 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-38, "BCM : DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON under the following conditions and wait for at least 1 second.

-

Selector lever is in the P or N position

-

Do not depress the brake pedal.

2.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-75, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003375667

1.

CHECK DTC WITH IPDM E/R

Check “Self diagnostic result” with CONSULT-III. Refer to 

SEC-226, "DTC Index"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts.

2.

CHECK PNP SWITCH CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect TCM connector and BCM connector.

3.

Check continuity between TCM harness connector and BCM harness connector.

4.

Check continuity between TCM harness connector and ground.

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B2605

PNP SWITCH

BCM detects the following status for 500 ms or 
more when the ignition switch is in ON position
• N position input signal exists. Shift position signal 

from IPDM E/R does not exist.

• N position input signal does not exist. Shift posi-

tion signal from IPDM E/R exists.

• Harness or connectors

[Park/neutral position (PNP) switch 
circuit is open or shorted.]

• Park/neutral position (PNP) switch
• IPDM  E/R

TCM

BCM

Continuity

Connector

Terminal

Connector

Terminal

F23

20

M123

140

Existed

Revision: 2008 October

2009 Murano

SEC-76

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2605 PNP SWITCH

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connector.

3.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

TCM

Ground

Continuity

Connector

Terminal

F23

20

Not existed

Revision: 2008 October

2009 Murano

B2606 STEERING LOCK RELAY

SEC-77

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

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A

B

SEC

N

O

P

B2606 STEERING LOCK RELAY

Description

INFOID:0000000003375668

The steering lock relay ON signal is transmitted to IPDM E/R by BCM via CAN communication.
IPDM E/R turns the steering lock relay ON and transmits the release of the steering to BCM.

DTC Logic

INFOID:0000000003375669

DTC DETECTION LOGIC

NOTE:
• If DTC B2606 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-36, "BCM : DTC Logic"

.

• If DTC B2606 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-38, "BCM : DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON under the following conditions.

-

Selector lever is in the P or N position.

-

Do not depress brake pedal

2.

Turn ignition switch OFF.

3.

Press driver side door switch and wait for at least 1 second.

4.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-77, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003375670

1.

CHECK DTC WITH IPDM E/R

Check “Self diagnostic result” with CONSULT-III. Refer to 

SEC-226, "DTC Index"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace IPDM E/R. Refer to 

PCS-34, "Removal and Installation"

.

2.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B2606

STEERING LOCK 
RELAY

BCM detects that there is a mismatch between the 
following statuses.
• Steering lock unit ON signal transmitted by IPDM 

E/R

• The steering lock unit status feedback 

Steering lock relay (in IPDM E/R)

Revision: 2008 October

2009 Murano

SEC-78

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2607 STEERING LOCK RELAY

B2607 STEERING LOCK RELAY

Description

INFOID:0000000003375671

BCM requests to IPDM E/R to supply power to steering lock unit. After receiving the power, the steering lock
unit transmits an ON signal to BCM.

DTC Logic

INFOID:0000000003375672

DTC DETECTION LOGIC

NOTE:
• If DTC B2607 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-36, "BCM : DTC Logic"

.

• If DTC B2607 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-38, "BCM : DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON under the following conditions.

-

Selector lever is in the P or N position.

-

Do not depress brake pedal.

2.

Turn ignition switch OFF.

3.

Press driver side door switch and wait for at least 1 second.

4.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-78, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003375673

1.

CHECK DTC WITH IPDM E/R

Check “Self diagnostic result” with CONSULT-III. Refer to 

SEC-226, "DTC Index"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts.

2.

CHECK STEERING LOCK UNIT POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect steering lock unit connector.

3.

Check voltage between steering lock unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 3.

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B2607

STEERING LOCK 
RELAY

BCM detects that there is a difference between the 
following statuses.
• Steering lock unit ON signal transmitted by IPDM 

E/R

• The steering lock unit status feedback 

• Harness or connectors (steering 

lock unit power supply circuit is 
open or shorted)

• Steering lock relay (in IPDM E/R)

(+)

(–)

Condition

Voltage (V)

(Approx.)

Steering lock unit

Connector

Terminal

M12

1

Ground

Press push-button ignition switch when 
steering lock is in lock condition.

Battery voltage

Revision: 2008 October

2009 Murano

B2607 STEERING LOCK RELAY

SEC-79

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

3.

CHECK STEERING LOCK UNIT CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R connector.

3.

Check continuity between steering lock unit harness connector and IPDM E/R harness connector.

4.

Check continuity between steering lock unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace IPDM E/R. Refer to 

PCS-34, "Removal and Installation"

.

NO

>> Repair or replace harness or connector.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

Steering lock unit

IPDM E/R

Continuity

Connector

Terminal

Connector

Terminal

M12

1

E10

11

Existed

Steering lock unit

Ground

Continuity

Connector

Terminal

M12

1

Not existed

Revision: 2008 October

2009 Murano

SEC-80

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2608 STARTER RELAY

B2608 STARTER RELAY

Description

INFOID:0000000003375674

Located in IPDM E/R, it runs the starter motor. The starter relay is turned ON by the BCM when the ignition
switch is in START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN communication.

DTC Logic

INFOID:0000000003375675

DTC DETECTION LOGIC

NOTE:
• If DTC B2608 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-36, "BCM : DTC Logic"

.

• If DTC B2608 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-38, "BCM : DTC Logic"

.

• If DTC B2608 is displayed with DTC B210D for IPDM E/R, first perform the trouble diagnosis for DTC

B210D. Refer to 

SEC-111, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON under the following conditions.

-

Selector lever is in the P or N position.

-

Do not depress brake pedal.

2.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-80, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003375676

1.

CHECK BCM POWER SUPPLY CIRCUIT

1.

Turn ignition switch ON.

2.

Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK STARTER RELAY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector and IPDM E/R connector.

3.

Check continuity between IPDM E/R harness connector and BCM harness connector.

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B2608

STARTER RELAY

BCM receives starter relay ON signal (CAN) from 
IPDM E/R even if BCM turns the starter relay OFF.

• Harness or connectors 

(starter relay circuit is open or 
shorted.)

• IPDM E/R

(+)

(–)

Condition

Voltage (V)

(Approx.)

BCM

Connector

Terminal

M121

52

Ground

Selector lever

N or P position

Battery voltage

Other than above

0

Revision: 2008 October

2009 Murano

B2608 STARTER RELAY

SEC-81

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

4.

Check continuity between IPDM E/R harness connector and ground.

Is the inspection result normal?

YES

>> Replace IPDM E/R. Refer to 

PCS-34, "Removal and Installation"

.

NO

>> Repair or replace harness or connector.

3.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

IPDM E/R

BCM

Continuity

Connector

Terminal

Connector

Terminal

E11

46

M121

52

Existed

IPDM E/R

Ground

Continuity

Connector

Terminal

E11

46

Not existed

Revision: 2008 October

2009 Murano

SEC-82

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2609 STEERING STATUS

B2609 STEERING STATUS

Description

INFOID:0000000003375677

There are 2 switches in the steering lock unit (steering lock/unlock switch 1 and 2). BCM compares those 2
switches conditions to judge the present steering status.

DTC Logic

INFOID:0000000003375678

DTC DETECTION LOGIC

NOTE:
• If DTC B2609 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-36, "BCM : DTC Logic"

.

• If DTC B2609 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-38, "BCM : DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE 1

1.

Turn ignition switch ON under the following conditions and wait for at least 1 second.

-

Selector lever is in the P or N position.

-

Do not depress brake pedal.

2.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-82, "Diagnosis Procedure"

.

NO

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE 2

1.

Turn ignition switch ON.

2.

Turn ignition switch OFF.

3.

Press driver side door switch and wait for at least 1 second.

4.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-82, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003375679

1.

 INSPECTION START

Perform inspection in accordance with procedure that confirms DTC.

Which procedure confirms DTC?

DTC confirmation procedure 1>>GO TO 2.
DTC confirmation procedure 2>>GO TO 4.

2.

CHECK BCM OUTPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect steering lock unit connector and IPDM E/R connector.

3.

Check voltage between steering lock unit harness connector and ground.

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B2609

STEERING STATUS

BCM detects the malfunction of steering lock unit 
switches for 1 second.

• Harness or connectors

[steering lock unit circuit (BCM 
side) is open or shorted]

• Harness or connectors

[steering lock unit circuit (IPDM E/
R side) is open or shorted.]

• Steering lock unit 
• IPDM E/R

Revision: 2008 October

2009 Murano

B2609 STEERING STATUS

SEC-83

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

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J

L

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A

B

SEC

N

O

P

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 3.

3.

CHECK STEERING LOCK UNIT CIRCUIT-1

1.

Disconnect BCM connector.

2.

Check continuity between steering lock unit harness connector and BCM harness connector.

3.

Check continuity between steering lock unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 10.

NO

>> Repair or replace harness or connector.

4.

CHECK IPDM E/R OUTPUT SIGNAL

1.

Connect IPDM E/R connector.

2.

Disconnect BCM connector.

3.

Check voltage between steering lock unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace steering lock unit.

NO

>> GO TO 5.

5.

CHECK STEERING LOCK UNIT CIRCUIT-2

1.

Disconnect IPDM E/R connector.

2.

Check continuity between steering lock unit harness connector and IPDM E/R harness connector.

3.

Check continuity between steering lock unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 10.

(+)

(–)

Voltage (V)

(Approx.)

Steering lock unit

Connector

Terminal

M12

8

Ground

Battery voltage

Steering lock unit

BCM

Continuity

Connector

Terminal

Connector

Terminal

M12

8

M122

98

Existed

Steering lock unit

Ground

Continuity

Connector

Terminal

M12

8

Not existed

(+)

(–)

Voltage (V)

(Approx.)

Steering lock unit

Connector

Terminal

M12

8

Ground

Battery voltage

Steering lock unit

IPDM E/R

Continuity

Connector

Terminal

Connector

Terminal

M12

8

E10

33

Existed

Steering lock unit

Ground

Continuity

Connector

Terminal

M12

8

Not existed

Revision: 2008 October

2009 Murano

SEC-84

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2609 STEERING STATUS

NO

>> Repair or replace harness or connector.

6.

CHECK BCM OUTPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect steering lock unit connector and IPDM E/R connector.

3.

Check voltage between steering lock unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 8.

NO

>> GO TO 7.

7.

CHECK STEERING LOCK UNIT CIRCUIT-3

1.

Disconnect BCM connector.

2.

Check continuity between steering lock unit harness connector and BCM harness connector.

3.

Check continuity between steering lock unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 10.

NO

>> Repair or replace harness or connector.

8.

CHECK IPDM E/R OUTPUT SIGNAL

1.

Connect IPDM E/R connector.

2.

Disconnect BCM connector.

3.

Check voltage between steering lock unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace steering lock unit.

NO

>> GO TO 9.

9.

CHECK STEERING LOCK UNIT CIRCUIT-4

1.

Disconnect IPDM E/R connector.

2.

Check continuity between steering lock unit harness connector and IPDM E/R harness connector.

3.

Check continuity between steering lock unit harness connector and ground.

(+)

(–)

Voltage (V)

(Approx.)

Steering lock unit

Connector

Terminal

M12

3

Ground

Battery voltage

Steering lock unit

BCM

Continuity

Connector

Terminal

Connector

Terminal

M12

3

M122

97

Existed

Steering lock unit

Ground

Continuity

Connector

Terminal

M12

3

Not existed

(+)

(–)

Voltage (V)

(Approx.)

Steering lock unit

Connector

Terminal

M12

3

Ground

Battery voltage

Steering lock unit

IPDM E/R

Continuity

Connector

Terminal

Connector

Terminal

M12

3

E10

32

Existed

Revision: 2008 October

2009 Murano

B2609 STEERING STATUS

SEC-85

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

Is the inspection result normal?

YES

>> GO TO 10.

NO

>> Repair or replace harness or connector.

10.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

Steering lock unit

Ground

Continuity

Connector

Terminal

M12

3

Not existed

Revision: 2008 October

2009 Murano

SEC-86

< COMPONENT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B260B STEERING LOCK UNIT

B260B STEERING LOCK UNIT

Description

INFOID:0000000003375680

The steering lock unit performs the check by itself according to the steering status.

DTC Logic

INFOID:0000000003375681

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Press the push-button ignition switch, when steering is locked.

2.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-86, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003375682

1.

INSPECTION START

1.

Turn ignition switch ON.

2.

Check “Self diagnostic result” with CONSULT-III.

3.

Touch “ERASE”.

4.

Perform DTC Confirmation Procedure.
See 

SEC-86, "DTC Logic"

.

Is the DTC B260B displayed again?

YES

>> Replace steering lock unit. 

NO

>> INSPECTION END

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

B260B

STEERING LOCK UNIT

BCM detects malfunctioning of steering lock unit be-
fore steering unlocking.

Steering lock unit

Revision: 2008 October

2009 Murano

 

 

 

 

 

 

 

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