Nissan Pathfinder (2006 year). Manual - part 141

WARNING CHIME

DI-49

C

D

E

F

G

H

I

J

L

M

A

B

DI

2006 Pathfinder

WKWA2062E

DI-50

WARNING CHIME

2006 Pathfinder

Terminals and Reference Value for BCM

EKS00FYW

Refer to 

BCS-12, "Terminals and Reference Values for BCM"

 .

Terminals and Reference Value for Combination Meter

EKS00FYX

How to Proceed With Trouble Diagnosis

EKS00FYY

1.

Confirm the symptom or customer complaint.

2.

Understand operation description and function description. Refer to 

DI-46, "System Description"

 .

3.

Perform the preliminary check. Refer to 

DI-50, "Preliminary Check"

 .

4.

Check symptom and repair or replace the cause of malfunction.

5.

Does the warning chime operate properly? If so, go to 6. If not, go to 3.

6.

Inspection End.

Preliminary Check

EKS00FYZ

INSPECTION FOR POWER SUPPLY AND GROUND CIRCUIT

Refer to 

BCS-16, "BCM Power Supply and Ground Circuit Check"

 .

Terminal 

No.

Wire 

color

Item

 Condition

Reference value (V)

(Approx.)

Ignition 

switch

Measurement method

3

R/Y

Battery power supply

OFF

—

Battery voltage

11

P

CAN-L

—

—

—

12

L

CAN-H

—

—

—

13

GR

Ground

—

—

0V

16

W/G

Ignition switch ON or START

ON

—

Battery voltage

23

B

Ground

—

—

0V

24

V

Seat belt buckle switch LH 

ON

Unfastened (ON)

0V

Fastened (OFF)

Battery voltage

WARNING CHIME

DI-51

C

D

E

F

G

H

I

J

L

M

A

B

DI

2006 Pathfinder

CONSULT-II Function (BCM)

EKS00FZ0

CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.

CONSULT-II BASIC OPERATION PROCEDURE

CAUTION:

If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be
detected in self-diagnosis depending on control unit which carries out CAN communication.

1.

With the ignition switch OFF, connect CONSULT-II and CON-
SULT-II CONVERTER to the data link connector, and turn igni-
tion switch ON.

2.

Touch “START (NISSAN BASED VHCL)”.

3.

Touch “BCM” on “SELECT SYSTEM” screen. If “BCM” is not
indicated, go to 

BCS-18, "CONSULT-II OPERATION"

 .

BCM

diagnostic test item

Diagnostic mode

Description

Inspection by part

WORK SUPPORT

Supports inspections and adjustments. Commands are transmitted to the BCM 
for setting the status suitable for required operation, input/output signals are 
received from the BCM and received data is displayed.

DATA MONITOR

Displays BCM input/output data in real time.

ACTIVE TEST

Operation of electrical loads can be checked by sending drive signal to them.

SELF-DIAG RESULTS

Displays BCM self-diagnosis results.

CAN DIAG SUPPORT MNTR

The result of transmit/receive diagnosis of CAN communication can be read.

ECU PART NUMBER

BCM part number can be read.

CONFIGURATION

Performs BCM configuration read/write functions.

BBIA0538E

BCIA0029E

BCIA0030E

DI-52

WARNING CHIME

2006 Pathfinder

4.

Touch “BUZZER” or “BCM”.

5.

Select “DATA MONITOR”, “ACTIVE TEST” or “SELF-DIAG
RESULTS”.

DATA MONITOR
Operation Procedure

1.

Touch “BUZZER” on “SELECT TEST ITEM” screen.

2.

Touch “DATA MONITOR” on “SELECT DIAG MODE” screen.

3.

Touch “ALL SIGNALS” or “SELECTION FROM MENU” on “DATA MONITOR“ screen.

4.

If “SELECTION FROM MENU” is selected, touch the item you desire to monitor. If “ALL SIGNALS” is
selected, all control items are monitored.

5.

Touch “START”.

6.

During monitoring, touching “RECORD” can start recording the monitored item status.

Display Item List

ACTIVE TEST
Operation Procedure

1.

Touch “BUZZER” on “SELECT TEST ITEM” screen.

2.

Touch “ACTIVE TEST” on “SELECT DIAG MODE” screen.

3.

Touch the item to be tested, and check the operation.

4.

During the operation check, touching “OFF” deactivates the operation.

SKIA5788E

BCIA0031E

ALL SIGNALS

Monitors main items.

SELECTION FROM MENU

Selects and monitors items.

Monitored item

Description

IGN ON SW

Indicates [ON/OFF] condition of ignition switch.

KEY ON SW

Indicates [ON/OFF] condition of key switch.

DOOR SW-DR

Indicates [ON/OFF] condition of front door switch (driver side).

LIGHT SW 1ST

Indicates [ON/OFF] condition of lighting switch.

BUCKLE SW

Indicates [ON/OFF] condition of seat belt buckle switch LH.

WARNING CHIME

DI-53

C

D

E

F

G

H

I

J

L

M

A

B

DI

2006 Pathfinder

Display Item List

SELF-DIAGNOSTIC RESULTS
Operation Procedure

1.

Touch "BCM" on "SELECT TEST ITEM" screen.

2.

Touch "SELF-DIAG RESULTS" on "SELECT DIAG MODE" screen.

3.

Self-diagnostic results are displayed.

Display Item List

NOTE:
If "CAN communication [U1000]" is indicated, after printing the monitor item, go to "CAN System". Refer to

LAN-25, "CAN COMMUNICATION"

 .

All Warning Chimes Do Not Operate

EKS00FZ1

1. 

CHECK BCM CHIME OPERATION

Select "BUZZER" on CONSULT-II, and perform "LIGHT WARN
ALM", "IGN KEY WARN ALM", OR "SEAT BELT WARN TEST"
active test.

Does chime sound?

YES

>> Replace the BCM. Refer to 

BCS-27, "Removal and

Installation"

 .

NO

>> Replace the combination meter. Refer to 

IP-14, "COM-

BINATION METER"

 .

Test item

Malfunction is detected when···

LIGHT WARN ALM

This test is able to check light warning chime operation. Light warning chime sounds for 2 sec-
onds after touching “ON” on CONSULT-II screen.

IGN KEY WARN ALM

This test is able to check key warning chime operation. Key warning chime sounds for 2 seconds 
after touching “ON” on CONSULT-II screen.

SEAT BELT WARN TEST

This test is able to check seat belt warning chime operation. Seat belt warning chime sounds for 2 
seconds after touching “ON” on CONSULT-II screen.

Monitored Item

CONSULT-II display

Description

CAN communication

CAN communication [U1000]

Malfunction is detected in CAN communication.

SKIA6331E

DI-54

WARNING CHIME

2006 Pathfinder

Key Warning Chime and Light Warning Chime Do Not Operate (Seat Belt Warn-
ing Chime Does Operate)

EKS00FZ2

1. 

CHECK BCM INPUT SIGNAL

With CONSULT-II

1.

Select "BCM" on CONSULT-II. 

2.

With "DATA MONITOR" of "BUZZER", confirm "DOOR SW-DR"
changes with the status of front door LH. 

Without CONSULT-II

Check voltage between BCM harness connector M19 terminal 47
and ground.

OK or NG

OK

>> Replace the BCM. Refer to 

BCS-27, "Removal and

Installation"

 .

NG

>> GO TO 2.

2. 

CHECK FRONT DOOR SWITCH LH CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector M19 and front door switch LH connector B8.

3.

Check continuity between BCM harness connector M19 terminal
47 and front door switch LH harness connector B8 terminal 2.

4.

Check continuity between BCM harness connector M19 terminal
47 and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness or connector.

When front door LH is 
opened

: DOOR SW-DR ON

When front door LH is 
closed

: DOOR SW-DR OFF

LKIA0335E

When front door LH is 
opened

: Approx. 0V

When front door LH is 
closed

: Approx. 5V

WKIA1515E

Continuity should exist.

Continuity should not exist.

WKIA1516E

WARNING CHIME

DI-55

C

D

E

F

G

H

I

J

L

M

A

B

DI

2006 Pathfinder

3. 

CHECK FRONT DOOR SWITCH LH

Check continuity between front door switch LH terminal 2 and
exposed metal of switch while pressing and releasing switch.

OK or NG

OK

>> Replace the BCM. Refer to 

BCS-27, "Removal and

Installation"

 .

NG

>> Replace the front door switch LH.

Key Warning Chime Does Not Operate

EKS00FZ3

1. 

CHECK FUSE

Check if the key switch fuse (No. 25, located in the fuse and fusible link box) is blown. Refer to 

DI-48, "Wiring

Diagram — CHIME —"

 .

Is the fuse blown?

YES

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

NO

>> GO TO 2.

2. 

CHECK WARNING CHIME OPERATION

With key removed from the ignition and the front door LH open, turn the lighting switch to 1st or 2nd position.

Does warning chime sound?

YES

>> GO TO 3.

NO

>> Go to 

DI-53, "All Warning Chimes Do Not Operate"

    or 

DI-54, "Key Warning Chime and Light

Warning Chime Do Not Operate (Seat Belt Warning Chime Does Operate)"

 .

When front door switch 
LH is released

: Continuity should exist.

When front door switch 
LH is pushed

: Continuity should not 
exist.

WKIA2023E

DI-56

WARNING CHIME

2006 Pathfinder

3. 

CHECK BCM INPUT SIGNAL

With CONSULT-II

With "DATA MONITOR" of "BUZZER", confirm "KEY ON SW"
changes when the key is inserted/removed from the ignition key cyl-
inder. 

Without CONSULT-II

Check voltage between BCM harness connector M18 terminal 37
and ground.

OK or NG

OK

>> Replace the BCM. Refer to 

BCS-27, "Removal and

Installation"

 .

NG

>> GO TO 4.

4. 

CHECK KEY SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect key switch connector M27.

3.

Check continuity between key switch terminals 1 and 2.

OK or NG

OK

>> GO TO 5.

NG

>> Replace the key switch.

When key is inserted in ignition 
key cylinder

: KEY ON SW ON

When key is removed from 
ignition key cylinder

: KEY ON SW OFF

SKIA1960E

Terminals

Condition

Voltage (V)

(+)

(–)

Connector

Terminal

M18

37

Ground

Key is inserted

Battery voltage

Key is removed

0V

LKIA0255E

Key switch

Terminals

Condition

Continuity

1

2

Key is inserted

Yes

Key is removed

No

WKIA4101E