Nissan Pathfinder (2010 year). Manual - part 651

 

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Nissan Pathfinder (2010 year). Manual - part 651

 

 

WCS

METER BUZZER CIRCUIT

WCS-19

< COMPONENT DIAGNOSIS >

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METER BUZZER CIRCUIT

Description

INFOID:0000000005256312

• The buzzer for warning chime system is installed in the combination meter.

• The combination meter sounds the alarm buzzer based on the signals transmitted from various units.

Component Function Check

INFOID:0000000005256313

1.

CHECK OPERATION OF METER BUZZER

1. Select “BUZZER” of “BCM” on CONSULT-III.

2. Perform “LIGHT WARN ALM” of “ACTIVE TEST”.
Does meter buzzer activate?

YES

>> Inspection End.

NO

>> Replace combination meter. Refer to 

MWI-96, "Removal and Installation"

.

Diagnosis Procedure

INFOID:0000000005256314

1.

CHECK POWER SUPPLY OF COMBINATION METER

Check power supply of combination meter. Refer to 

MWI-29, "COMBINATION METER : Diagnosis Proce-

dure"

.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair power supply circuit of combination meter.

2010 Pathfinder

WCS-20

< COMPONENT DIAGNOSIS >

SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT

SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT

Description

INFOID:0000000005256315

Transmits a seat belt buckle switch signal to the combination meter.

Component Function Check

INFOID:0000000005256316

1.

CHECK COMBINATION METER INPUT SIGNAL

Select “DATA MONITOR” for “METER/M&A” and check the “SEAT BELT W/L” monitor value.

>> Inspection End.

Diagnosis Procedure

INFOID:0000000005256317

Regarding Wiring Diagram information, refer to 

WCS-26, "Wiring Diagram"

.

1.

CHECK COMBINATION METER INPUT SIGNAL

1. Turn ignition switch ON.

2. Check voltage between combination meter harness connector

M24 terminal 24 and ground.

Is the inspection result normal?

YES

>> Replace combination meter. Refer to 

MWI-96, "Removal

and Installation"

.

NO

>> GO TO 2

2.

CHECK SEAT BELT BUCKLE SWITCH CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect combination meter connector and seat belt buckle

switch LH connector.

3. Check continuity between combination meter harness connector

M24 terminal 24 and seat belt buckle switch LH harness con-

nector B12 terminal 1.

4. Check continuity between combination meter harness connector

M24 terminal 24 and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Repair harness or connector.

3.

CHECK SEAT BELT BUCKLE SWITCH GROUND CIRCUIT

SEAT BELT W/L
When seat belt is fastened

: OFF

When seat belt is unfastened : ON

24 - Ground
When driver seat belt is fastened

: Approx. 12V

When driver seat belt is unfastened : Approx. 0V

WKIA3294E

24 - 1

: Continuity should exist.

24 - Ground

: Continuity should not exist.

WKIA3295E

2010 Pathfinder

WCS

SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT

WCS-21

< COMPONENT DIAGNOSIS >

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Check continuity between seat belt buckle switch LH harness con-

nector B12 terminal 2 and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000005256318

1.

CHECK SEAT BELT BUCKLE SWITCH

1. Turn ignition switch OFF.

2. Disconnect the seat belt buckle switch LH connector.

3. Check continuity between terminals 1 and 2.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace the seat belt buckle switch LH.

2 - Ground

: Continuity should exist.

AWNIA0087ZZ

1– 2
When seat belt is 
fastened

: Continuity should not exist.

When seat belt is 
unfastened

: Continuity should exist.

WKIA1143E

2010 Pathfinder

WCS-22

< COMPONENT DIAGNOSIS >

KEY SWITCH SIGNAL CIRCUIT (WITH INTELLIGENT KEY)

KEY SWITCH SIGNAL CIRCUIT (WITH INTELLIGENT KEY)

Description

INFOID:0000000005256319

Transmits a key switch signal to the BCM.

Component Function Check

INFOID:0000000005256320

1.

CHECK BCM INPUT SIGNAL

Select “DATA MONITOR” for “BCM” and check the “KEY ON SW” monitor value.

>> Inspection End.

Diagnosis Procedure

INFOID:0000000005256321

Regarding Wiring Diagram information, refer to 

WCS-26, "Wiring Diagram"

.

1.

CHECK FUSE

Check if the key switch and ignition knob switch 10A fuse (No. 31, located in the fuse and fusible link box) is

blown.
Is the fuse blown?

YES

>> Be sure to repair the cause of malfunction before installing new fuse.

NO

>> GO TO 2

2.

CHECK BCM INPUT SIGNAL

Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> GO TO 3

3.

CHECK KEY SWITCH CIRCUIT 

1. Disconnect BCM and key switch and ignition knob switch con-

nectors.

2. Check continuity between BCM harness connector M18 (A) and

key switch and ignition knob switch harness connector M66 (B).

3. Check continuity between BCM harness connector M18 (A) and

ground.

KEY ON SW
When key is inserted into key cylinder

: ON

When key is removed from key cylinder : OFF

Terminals

Condition

Voltage

(Approx.)

(+)

(

)

BCM

connector

Terminal

M18

37

Ground

Key is inserted

Battery voltage

Key is removed

0

PKIC0721E

A

B

Continuity

Connector

Terminal

Connector

Terminal

M18

37

M66

4

Yes

AWNIA0239ZZ

2010 Pathfinder

WCS

KEY SWITCH SIGNAL CIRCUIT (WITH INTELLIGENT KEY)

WCS-23

< COMPONENT DIAGNOSIS >

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Is the inspection result normal?

YES

>> GO TO 4

NO

>> Repair harness or connector.

4.

CHECK KEY SWITCH POWER SUPPLY CIRCUIT

Check voltage between key switch and ignition knob switch harness

connector and ground.

Is the inspection result normal?

YES

>> Replace key switch and ignition knob switch.

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000005256322

1.

CHECK KEY SWITCH

1. Turn ignition switch OFF.

2. Disconnect key switch and ignition knob switch connector.

3. Check continuity between key switch and ignition knob switch

terminals 3 and 4.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace key switch and ignition knob switch.

A

Ground

Continuity

Connector

Terminal

M18

37

No

Terminals

Voltage

(Approx.)

(+)

(

)

Key switch and ignition 

knob switch connector 

Terminal

M66

3

Ground

Battery voltage

AWNIA0240ZZ

3 – 4
When key is inserted 
into key cylinder

: Continuity should exist.

When key is removed 
from key cylinder

: Continuity should not exist.

AWNIA0241ZZ

2010 Pathfinder

WCS-24

< COMPONENT DIAGNOSIS >

KEY SWITCH SIGNAL CIRCUIT (WITHOUT INTELLIGENT KEY)

KEY SWITCH SIGNAL CIRCUIT (WITHOUT INTELLIGENT KEY)

Description

INFOID:0000000005256323

Transmits a key switch signal to the BCM.

Component Function Check

INFOID:0000000005256324

1.

CHECK BCM INPUT SIGNAL

Select “DATA MONITOR” for “BCM” and check the “KEY ON SW” monitor value.

>> Inspection End.

Diagnosis Procedure

INFOID:0000000005256325

Regarding Wiring Diagram information, refer to 

WCS-26, "Wiring Diagram"

.

1.

CHECK FUSE

Check if the key switch 10A fuse (No. 25, located in the fuse and fusible link box) is blown.
Is the fuse blown?

YES

>> Be sure to repair the cause of malfunction before installing new fuse.

NO

>> GO TO 2

2.

CHECK BCM INPUT SIGNAL

Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> GO TO 3

3.

CHECK KEY SWITCH CIRCUIT 

1. Disconnect BCM and key switch connectors.

2. Check continuity between BCM harness connector M18 (A) and

key switch harness connector M27 (B).

3. Check continuity between BCM harness connector M18 (A) and

ground.

KEY ON SW
When key is inserted into key cylinder

: ON

When key is removed from key cylinder : OFF

Terminals

Condition

Voltage

(Approx.)

(+)

(

)

BCM

connector

Terminal

M18

37

Ground

Key is inserted

Battery voltage

Key is removed

0

PKIC0721E

A

B

Continuity

Connector

Terminal

Connector

Terminal

M18

37

M27

1

Yes

WKIA4102E

2010 Pathfinder

WCS

KEY SWITCH SIGNAL CIRCUIT (WITHOUT INTELLIGENT KEY)

WCS-25

< COMPONENT DIAGNOSIS >

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Is the inspection result normal?

YES

>> GO TO 4

NO

>> Repair harness or connector.

4.

CHECK KEY SWITCH POWER SUPPLY CIRCUIT

Check voltage between key switch harness connector and ground.

Is the inspection result normal?

YES

>> Replace key switch.

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000005256326

1.

CHECK KEY SWITCH

1. Turn ignition switch OFF.

2. Disconnect key switch connector.

3. Check continuity between key switch terminals 1 and 2.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace key switch.

A

Ground

Continuity

Connector

Terminal

M18

37

No

Terminals

Voltage

(Approx.)

(+)

(

)

Key switch

Terminal

M27

3

Ground

Battery voltage

WKIA4103E

1 – 2
When key is inserted 
into key cylinder

: Continuity should exist.

When key is removed 
from key cylinder

: Continuity should not exist.

WKIA4101E

2010 Pathfinder

WCS-26

< COMPONENT DIAGNOSIS >

WARNING CHIME SYSTEM

WARNING CHIME SYSTEM

Wiring Diagram

INFOID:0000000005256327

ABNWA0512GB

2010 Pathfinder

 

 

 

 

 

 

 

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