Nissan Altima HL32 Hybrid. Manual - part 1087

WCS-2

Wiring Diagram  .......................................................

22

ECU DIAGNOSIS  ........................................

29

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

29

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

29

Wiring Diagram  .......................................................

31

Fail Safe  .................................................................

47

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

48

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

49

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

49

Terminal Layout ......................................................

53

Physical Values  ......................................................

54

Wiring Diagram  .......................................................

72

Fail Safe .................................................................

80

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

82

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

83

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

86

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

86

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

86

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

86

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

87

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

87

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

87

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

88

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

88

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

88

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

89

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

89

Supplemental Restraint System (SRS) "AIR BAG" 
and "SEAT BELT PRE-TENSIONER"  ....................

89

WCS

DIAGNOSIS AND REPAIR WORKFLOW

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< BASIC INSPECTION >

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BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

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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 to see if any other malfunctions are present.

>> GO TO 3

3.

CHECK CONSULT-III SELF-DIAGNOSIS RESULTS

Connect CONSULT-III and perform “SELF-DIAGNOSIS”. Refer to 

MWI-35, "CONSULT-III Function (METER/

M&A)"

.

Are self-diagnosis results normal?

YES

>> GO TO 4

NO

>> Repair or replace the malfunctioning parts, GO TO 5

4.

NARROW DOWN MALFUNCTIONING PARTS THROUGH SYMPTOM DIAGNOSIS

Perform symptom diagnosis and repair or replace the identified malfunctioning parts.

>> GO TO 5

5.

FINAL CHECK

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

YES

>> Inspection End.

NO

>> GO TO 1

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< FUNCTION DIAGNOSIS >

WARNING CHIME SYSTEM

FUNCTION DIAGNOSIS

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 warning chime system is installed in the combi-

nation meter.

• The buzzer sounds when the combination meter receives a buzzer

output signal from each unit.

BCM

BCM receives signals from various units and transmits a buzzer output signal to the combination meter with

CAN communication line if it judges that the warning buzzer should be activated.

BCM warning function list

AWNIA0948GB

AWNIA0063ZZ

Warning functions

Signal name

Light reminder warning chime

• Lighting switch position signal
• Door switch signal

Seat belt warning chime

Seat belt buckle switch signal

WCS

WARNING CHIME SYSTEM

WCS-5

< FUNCTION DIAGNOSIS >

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WARNING CHIME SYSTEM : Component Parts Location

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WARNING CHIME SYSTEM : Component Description

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AWNIA0082ZZ

1.

Combination meter M24

2.

Combination switch (lighting switch) 
M28

3.

Brake ECU E61

4.

BCM M16, M17, M18, M19 (view with 
instrument panel removed)

5.

Hybrid vehicle control ECU E66

6.

Seat belt buckle switch LH B202

7.

Front door switch LH B8

8.

Parking brake switch E35 (view with 
instrument lower cover LH removed)

Unit

Description

Combination meter

• Judges whether the parking brake is released using the vehicle speed signal and the parking 

brake switch signal, and sounds the buzzer if necessary. 

• Receives the seat belt buckle switch signal from the seat belt buckle switch and transmits it to 

BCM with CAN communication line.

• Receives a buzzer output signal from BCM with CAN communication line.

BCM

Transmits signals provided by various units to the combination meter with CAN communication 
line.