Qashqai J11. Warning chime system - part 4

WCS

KEY SWITCH SIGNAL CIRCUIT (WITHOUT INTELLIGENT KEY)

WCS-49

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

KEY SWITCH SIGNAL CIRCUIT (WITHOUT INTELLIGENT KEY)

Description

INFOID:0000000010438790

Transmits a key switch signal to the BCM.

Component Function Check

INFOID:0000000010438791

1.

 CHECK BCM INPUT SIGNAL

Select "Data Monitor" for "BCM" and check the "KEY ON SW" monitor value.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Refer to 

WCS-49, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010438792

Regarding Wiring Diagram information, refer to 

WCS-31, "Wiring Diagram"

.

1.

 CHECK BCM INPUT SIGNAL

Check voltage between BCM harness connector M19 terminal 81 and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> GO TO 2.

2.

 CHECK KEY SWITCH CIRCUIT 

1.

Disconnect BCM connector M69 and key switch.

2.

Check continuity between BCM harness connector M69 terminal 81 and key switch harness connector
M105 terminal 1.

3.

Check continuity between BCM harness connector M69 terminal 81 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

Monitor Item

Condition

Status

KEY ON SW

When key is removed from key cylinder

OFF

When key is inserted into key cylinder

ON

Terminals

Condition

Voltage

(Approx.)

(+)

(

−

)

BCM

connector

Terminal

M69

81

Ground

Key is inserted

Battery voltage

Key is removed

0V

BCM

Key switch

Continuity

Connector

Terminal

Connector

Terminal

M69

81

M47

1

Yes

BCM

Ground

Continuity

Connector

Terminal

M69

81

No

WCS-50

< DTC/CIRCUIT DIAGNOSIS >

KEY SWITCH SIGNAL CIRCUIT (WITHOUT INTELLIGENT KEY)

NO

>> Repair or replace harness or connector.

3.

 CHECK KEY SWITCH POWER SUPPLY CIRCUIT

Check voltage between key switch harness connector M47 terminal 1 and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness or connector.

4.

 CHECK KEY SWITCH GROUND CIRCUIT

Check continuity between key switch harness connector M47 terminal 2 and ground.

Is the inspection result normal?

YES

>> Replace key switch.

NO

>> Repair or replace harness or connector.

Component Inspection

INFOID:0000000010438793

1.

 CHECK KEY SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect key switch.

3.

Check continuity between key switch terminals 1 and 2.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace key switch.

Terminals

Voltage

(Approx.)

(+)

(–)

Key switch 

Terminal

M47

1

Ground

Battery voltage

Key switch

Ground

Continuity

Connector

Terminal

M47

2

Yes

Terminal

Condition

Continuity

1

2

When key is removed from key cylinder

No

When key is inserted into key cylinder

Yes

WCS

THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR 

DOES NOT SOUND

WCS-51

< SYMPTOM DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

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

Description

INFOID:0000000010438795

• The parking brake warning buzzer sounds continuously during vehicle travel though the parking brake is

released.

• The parking brake warning buzzer does not sound at all even though driving the vehicle with the parking

brake applied.

Diagnosis Procedure

INFOID:0000000010438796

1.

 CHECK PARKING BRAKE WARNING LAMP

1.

Start the engine.

2.

Check the operation of the brake warning lamp by operating the parking brake.

Is the inspection result normal?

YES

>> Replace the combination meter. Refer to 

MWI-80, "Removal and Installation"

.

NO

>> GO TO 2.

2.

 CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT

Check the parking brake switch signal circuit. Refer to 

WCS-46, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connector.

3.

 CHECK PARKING BRAKE SWITCH UNIT

Check the parking brake switch. Refer to 

PB-65, "DTC Description"

.

Is the inspection result normal?

YES

>> Replace the combination meter. Refer to 

MWI-80, "Removal and Installation"

.

NO

>> Replace the parking brake switch. Refer to 

PB-146, "Removal and Installation"

. 

Condition

Warning lamp status

Parking brake applied

ON

Parking brake released

OFF

WCS-52

< SYMPTOM DIAGNOSIS >

THE SEAT BELT REMINDER WARNING CONTINUES SOUNDING, OR DOES 

NOT SOUND

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

Description

INFOID:0000000010438797

• Seat belt warning does not sound even though driver seat belt is not fastened.
• Seat belt warning sounds even though driver seat belt is fastened.

Diagnosis Procedure

INFOID:0000000010438798

1.

CHECK WARNING CHIME OPERATION

1.

Select "BUZZER" of "BCM" on "CONSULT".

2.

Perform "SEAT BELT WARN TEST" of "ACTIVE TEST".

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace combination meter. Refer to 

MWI-80, "Removal and Installation"

.

2.

CHECK COMBINATION METER INPUT SIGNAL

Check the combination meter input signal. Refer to 

WCS-44, "Component Function Check"

. 

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-132, "Removal and Installation"

.

NO

>> GO TO 3.

3.

CHECK SEAT BELT BUCKLE SWITCH LH CIRCUIT

Check the seat belt buckle switch LH circuit. Refer to 

SBC-14, "Component Inspection"

. 

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness or connector.

4.

CHECK SEAT BELT BUCKLE SWITCH LH

Check the seat belt buckle switch LH. Refer to 

SBC-14, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace the combination meter. Refer to 

MWI-80, "Removal and Installation"

.

NO

>> Replace the seat belt buckle switch LH. Refer to 

SB-8, "FRONT SEAT BELT BUCKLE : Removal

and Installation"

.

Component

CONSULT

Condition

Buzzer

SEAT BELT WARN TEST

ON

OFF

WCS

THE LIGHT REMINDER WARNING DOES NOT SOUND

WCS-53

< SYMPTOM DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

THE LIGHT REMINDER WARNING DOES NOT SOUND

Description

INFOID:0000000010438799

Light reminder warning does not sound even though headlamp is illuminated.

Diagnosis Procedure

INFOID:0000000010438800

1.

CHECK COMBINATION METER INPUT SIGNAL

Select the "Data Monitor" for the "METER/M&A" and check the "BUZZER" monitor value.

Is the inspection result normal?

YES

>> Replace combination meter. Refer to 

MWI-80, "Removal and Installation"

.

NO

>> GO TO 2.

2.

CHECK FRONT DOOR SWITCH LH SIGNAL CIRCUIT

Check the front door switch LH signal circuit. Refer to 

DLK-284, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connector.

3.

CHECK FRONT DOOR SWITCH LH

Check the front door switch LH. Refer to 

DLK-286, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace the BCM. Refer to 

BCS-132, "Removal and Installation"

.

NO

>> Replace the front door switch LH. Refer to 

DLK-376, "Removal and Installation"

.

Monitor item

Condition

Status

BUZZER

Under the condition of buzzer input

On

Except above

Off

WCS-54

< SYMPTOM DIAGNOSIS >

THE KEY WARNING DOES NOT SOUND (WITHOUT INTELLIGENT KEY)

THE KEY WARNING DOES NOT SOUND (WITHOUT INTELLIGENT KEY)

Description

INFOID:0000000010438801

The key warning chime does not sound, when all of the following conditions are fulfilled:
• Key inserted into the key cylinder (key switch signal ON).
• Ignition switch is in OFF position (ignition switch signal OFF).
• Driver side door is open (front door switch LH ON)

Diagnosis Procedure

INFOID:0000000010438802

1.

CHECK BCM INPUT SIGNAL

1.

Connect CONSULT.

2.

Select the "DATA MONITOR" of "BCM (BUZZER)" and check the "KEY ON SW" monitor value.

Is the inspection result normal?

YES

>> Replace the BCM. Refer to 

BCS-132, "Removal and Installation"

.

NO

>> GO TO 2.

2.

CHECK KEY SWITCH SIGNAL CIRCUIT

Check the key switch signal circuit. Refer to 

WCS-48, "Diagnosis Procedure"

. 

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connector.

3.

CHECK KEY SWITCH 

Check the key switch. Refer to 

WCS-49, "Component Inspection"

. 

Is the inspection result normal?

YES

>> Replace the BCM. Refer to 

BCS-132, "Removal and Installation"

.

NO

>> Replace key switch.

Monitor item

Condition

Status

KEY ON SW

Under the condition of buzzer input

On

Except above

Off