Nissan Murano. Manual - part 1445

WCS-2

SEAT BELT BUCKLE SWITCH SIGNAL CIR-
CUIT ...................................................................

25

Description ..............................................................

25

Component Function Check .................................

25

Diagnosis Procedure .............................................

25

Component Inspection ............................................

26

WARNING CHIME SYSTEM  .............................

27

Wiring Diagram - WARNING CHIME - ....................

27

ECU DIAGNOSIS INFORMATION ..............

34

COMBINATION METER  ....................................

34

Reference Value  .....................................................

34

Wiring Diagram - METER -  .....................................

40

Fail-Safe .................................................................

51

DTC Index  ..............................................................

52

BCM (BODY CONTROL MODULE)  ..................

54

Reference Value  .....................................................

54

Wiring Diagram - BCM -  .........................................

77

Fail-safe ..................................................................

92

DTC Inspection Priority Chart ..............................

93

DTC Index ..............................................................

94

SYMPTOM DIAGNOSIS  .............................

97

THE PARKING BRAKE RELEASE WARNING 
CONTINUES SOUNDING, OR DOES NOT 
SOUND ..............................................................

97

Description ..............................................................

97

Diagnosis Procedure  ..............................................

97

THE LIGHT REMINDER WARNING DOES 
NOT SOUND ......................................................

98

Description ..............................................................

98

Diagnosis Procedure ...............................................

98

THE SEAT BELT WARNING CONTINUES 
SOUNDING, OR DOES NOT SOUND ...............

99

Description ..............................................................

99

Diagnosis Procedure ...............................................

99

THE KEY WARNING DOES NOT SOUND  ......

100

Description ............................................................

100

Diagnosis Procedure .............................................

100

PRECAUTION ...........................................

101

PRECAUTIONS  ................................................

101

FOR USA AND CANADA  .......................................

101

FOR USA AND CANADA : Precaution for Supple-
mental Restraint System (SRS) "AIR BAG" and 
"SEAT BELT PRE-TENSIONER"  .........................

101

FOR USA AND CANADA : Precautions for Re-
moving of Battery Terminal  ...................................

101

FOR MEXICO  ..........................................................

101

FOR MEXICO : Precaution for Supplemental Re-
straint System (SRS) "AIR BAG" and "SEAT BELT 
PRE-TENSIONER" ...............................................

101

FOR MEXICO : Precautions for Removing of Bat-
tery Terminal  .........................................................

102

WCS

DIAGNOSIS AND REPAIR WORKFLOW

WCS-3

< BASIC INSPECTION >

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BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

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OVERALL SEQUENCE

DETAILED FLOW

1.

OBTAIN INFORMATION ABOUT SYMPTOM

Interview the customer to obtain as much information as possible about the conditions and environment under
which the malfunction occurred.

>> GO TO 2.

2.

CHECK SYMPTOM

• Check the symptom based on the information obtained from the customer.
• Check if any other malfunctions are present.

>> GO TO 3.

3.

CHECK CONSULT SELF-DIAGNOSIS RESULTS

1.

Connect CONSULT and perform self-diagnosis. Refer to 

WCS-52, "DTC Index"

.

JSNIA4485GB

WCS-4

< BASIC INSPECTION >

DIAGNOSIS AND REPAIR WORKFLOW

2.

When DTC is detected, follow the instructions below:

-

Record DTC and Freeze Frame Data.

Are self-diagnosis results normal?

YES

>> GO TO 4.

NO

>> GO TO 5.

4.

NARROW DOWN MALFUNCTIONING PARTS BY SYMPTOM DIAGNOSIS

Perform symptom diagnosis and narrow down the malfunctioning parts.

>> GO TO 5.

5.

REPAIR OR REPLACE MALFUNCTIONING PARTS

Repair or replace malfunctioning parts.
NOTE:
If DTC is displayed, erase DTC after repairing or replacing malfunctioning parts.

>> GO TO 6.

6.

FINAL CHECK

Check that the warning buzzer in the combination meter operates normally.
Does it operate normally?

YES

>> INSPECTION END

NO

>> GO TO 1.

WCS

WARNING CHIME SYSTEM

WCS-5

< SYSTEM DESCRIPTION >

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SYSTEM DESCRIPTION

WARNING CHIME SYSTEM

WARNING CHIME SYSTEM

WARNING CHIME SYSTEM : System Diagram

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WARNING CHIME SYSTEM : System Description

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COMBINATION METER

• The buzzer (1) for the warning chime system is integrated in the

combination meter.

• The combination meter sounds the alarm buzzer installed in the

combination meter when receiving the buzzer output signal trans-
mitted from each unit. 

BCM

BCM receives signals from various units and transmits a buzzer output signal to the combination meter via
CAN communication if it judges that the warning buzzer should be activated.

BCM Warning Function List

JPNIA1556GB

JPNIA0741ZZ