Nissan Quest E52. Manual - part 1253

WCS-42

< DTC/CIRCUIT DIAGNOSIS >

SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000009650463

1.

CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE)

1.

Turn ignition switch OFF.

2.

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

3.

Check continuity between terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

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

SB-8, "SEAT BELT BUCKLE : Removal and Instal-

lation"

.

Seat belt buckle switch (driver side)

Ground

Continuity

Connector

Terminal

B523

50

Existed

Terminal

Condition

Continuity

51

50

When seat belt is fastened

Not existed

When seat belt is unfastened

Existed

WCS

PARKING BRAKE SWITCH SIGNAL CIRCUIT

WCS-43

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

PARKING BRAKE SWITCH SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009650464

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:0000000009650465

1.

CHECK PARKING BRAKE SWITCH

Check parking brake switch. Refer to 

BRC-104, "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

26

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

26

E27

1

Existed

Terminals

Continuity

Combination meter

Ground

Connector

Terminal

M34

26

Not existed

WCS-44

< SYMPTOM DIAGNOSIS >

THE LIGHT REMINDER WARNING DOES NOT SOUND

SYMPTOM DIAGNOSIS

THE LIGHT REMINDER WARNING DOES NOT SOUND

Description

INFOID:0000000009650466

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

Diagnosis Procedure

INFOID:0000000009650467

1.

CHECK COMBINATION SWITCH (LIGHTING SWITCH) OPERATION

Check that the headlamps operate normally by operating the combination switch (lighting switch).

Do they operate normally?

YES

>> GO TO 2.

NO

>> Refer to 

EXL-88, "WITHOUT DAYTIME RUNNING LIGHT SYSTEM : Symptom Table"

 [XENON

TYPE (without daytime running light system)], 

EXL-90, "WITH DAYTIME RUNNING LIGHT SYS-

TEM : Symptom Table"

 [XENON TYPE (with daytime running light system)], 

EXL-198, "WITHOUT

DAYTIME RUNNING LIGHT SYSTEM : Symptom Table"

 [HALOGEN TYPE (without daytime run-

ning light system)], or 

EXL-200, "WITH DAYTIME RUNNING LIGHT SYSTEM : Symptom Table"

[HALOGEN TYPE (with daytime running light system)].

2.

CHECK DRIVER SIDE DOOR SWITCH SIGNAL CIRCUIT

Perform the check for the driver side door switch signal circuit. Refer to 

DLK-241, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair harness or connector.

3.

CHECK DRIVER SIDE DOOR SWITCH

Perform a unit check for the driver side door switch. Refer to 

DLK-242, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-98, "Removal and Installation"

.

NO

>> Replace driver side door switch. Refer to 

DLK-486, "Removal and Installation"

.

WCS

THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR 

DOES NOT SOUND

WCS-45

< 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:0000000009650468

• 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:0000000009650469

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-93, "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 

BRC-104, "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 

BRC-104, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace combination meter. Refer to 

MWI-93, "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