Nissan Juke F15. Manual - part 1363

WCS

SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT

WCS-41

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

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J

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B

A

O

P

SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT

Component Function Check

INFOID:0000000012201485

1.

CHECK COMBINATION METER INPUT SIGNAL

Select the “Data Monitor” for the “METER/M&A” and check the “BUCKLE SW” monitor value.

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000012201486

1.

CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE) CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect combination meter connector and seat belt buckle switch (driver side) connector.

3. Check continuity between combination meter harness connector and seat belt buckle switch (driver side)

harness connector.

4. Check harness continuity between combination meter harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE) GROUND CIRCUIT

Check harness continuity between seat belt buckle switch (driver side) harness connector and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000012201487

1.

CHECK SEAT BELT BUCKLE SWITCH UNIT

1. Turn ignition switch OFF.

2. Disconnect the seat belt buckle switch (driver side) connector.

3. Check continuity between terminals.

BUCKLE SW
When driver seat belt is fastened

: Off

When driver seat belt is unfastened

: On

Combination meter

Seat belt buckle switch (driver side)

Continuity

Connector

Terminal

Connector

Terminal

M34

9

B50

1

Existed

Combination meter

Ground

Continuity

Connector

Terminal

M34

9

Not existed

Seat belt buckle switch (driver side)

Ground

Continuity

Connector

Terminal

B50

2

Existed

WCS-42

< DTC/CIRCUIT DIAGNOSIS >

SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace the seat belt buckle (driver side). Refer to 

SB-9, "SEAT BELT BUCKLE : Removal and

Installation"

.

Terminal

Condition

Continuity

1

2

When driver seat belt is fastened

Not existed

When driver seat belt is unfastened

Existed

WCS

PARKING BRAKE SWITCH SIGNAL CIRCUIT

WCS-43

< DTC/CIRCUIT DIAGNOSIS >

C

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PARKING BRAKE SWITCH SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000012201488

1.

CHECK COMBINATION METER INPUT SIGNAL

1. Turn ignition switch ON.

2. Check the voltage between combination meter harness connector and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> GO TO 2.

2.

CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect combination meter connector and parking brake switch connector. 

3. Check continuity between combination meter harness connector and parking brake switch harness con-

nector.

4. Check continuity between combination meter harness connector and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000012201489

1.

CHECK PARKING BRAKE SWITCH

Check parking brake switch. Refer to 

BRC-132, "Component Inspection"

.

Is the inspection result normal? 

YES

>> INSPECTION END.

NO

>> Replace parking brake switch. Refer to 

PB-6, "Exploded View"

.

(+)

(

−)

Condition

Voltage

(Approx.)

Combination meter

Ground

Connector

Terminal

M34

10

Ignition 
switch ON

When parking brake is applied

0 V

When parking brake is released

12 V

Terminals

Continuity

Combination meter

Parking brake switch

Connector

Terminal

Connector

Terminal

M34

10

M31

1

Existed

Terminals

Continuity

Combination meter

Ground

Connector

Terminal

M34

10

Not existed

WCS-44

< SYMPTOM DIAGNOSIS >

THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR 

DOES NOT SOUND

SYMPTOM DIAGNOSIS

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

Description

INFOID:0000000012201490

• 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:0000000012201491

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 combination meter. Refer to 

MWI-64, "Removal and Installation"

NO

>> GO TO 2.

2.

CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT

Perform check for the parking brake switch signal circuit. Refer to 

WCS-43, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair harness or connector.

3.

CHECK PARKING BRAKE SWITCH

Perform a unit check for the parking brake switch. Refer to 

WCS-43, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace combination meter. Refer to 

MWI-64, "Removal and Installation"

NO

>> Replace parking brake switch. Refer to 

PB-6, "Exploded View"

.

When parking brake is applied

: ON

When parking brake is released

: OFF