Nissan Pathfinder (2007 year). Instruction — part 140
WARNING CHIME
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2007 Pathfinder
Wiring Diagram — CHIME —
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WKWA4219E
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WARNING CHIME
2007 Pathfinder
WKWA5451E
WARNING CHIME
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2007 Pathfinder
Terminals and Reference Values for BCM
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Refer to
BCS-12, "Terminals and Reference Values for BCM"
Terminals and Reference Values for Combination Meter
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Refer to
DI-10, "Terminals and Reference Values for Combination Meter"
How to Proceed With Trouble Diagnosis
EKS00FYY
1.
Confirm the symptom or customer complaint.
2.
Understand operation description and function description. Refer to
3.
Perform the preliminary check. Refer to
.
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
DI-46
WARNING CHIME
2007 Pathfinder
CONSULT-II Function (BCM)
EKS00FZ0
CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.
CONSULT-II START PROCEDURE
Refer to
GI-38, "CONSULT-II Start Procedure"
DATA MONITOR
Display Item List
ACTIVE TEST
Display Item List
SELF-DIAGNOSTIC RESULTS
Display Item List
NOTE:
If "CAN communication [U1000]" is indicated, after printing the monitor item, go to "CAN System". Refer to
.
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.
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.
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.
WARNING CHIME
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2007 Pathfinder
All Warning Chimes Do Not Operate
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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
NO
>> Replace the combination meter. Refer to
.
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
NG
>> GO TO 2.
SKIA6331E
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
DI-48
WARNING CHIME
2007 Pathfinder
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.
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
.
NG
>> Replace the front door switch LH.
Key Warning Chime Does Not Operate
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1.
CHECK FUSE
Check if the key switch fuse (No. 25, located in the fuse and fusible link box) is blown. Refer to
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-47, "All Warning Chimes Do Not Operate"
or
DI-47, "Key Warning Chime and Light
Warning Chime Do Not Operate (Seat Belt Warning Chime Does Operate)"
Continuity should exist.
Continuity should not exist.
WKIA1516E
When front door switch
LH is released
: Continuity should exist.
When front door switch
LH is pushed
: Continuity should not
exist.
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WARNING CHIME
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2007 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
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
DI-50
WARNING CHIME
2007 Pathfinder
5.
CHECK KEY SWITCH CIRCUIT
1.
Disconnect BCM connector M18.
2.
Check continuity between BCM harness connector M18 (A) ter-
minal 37 and key switch harness connector M27 (B) terminal 1.
3.
Check continuity between BCM harness connector M18 (A) ter-
minal 37 and ground.
OK or NG
OK
>> GO TO 6.
NG
>> Repair harness or connector.
6.
CHECK KEY SWITCH POWER SUPPLY CIRCUIT
Check voltage between key switch harness connector M27 terminal
2 and ground.
OK or NG
OK
>> Replace the BCM. Refer to
.
NG
>> Check harness for open between fuse and key switch.
Light Warning Chime Does Not Operate
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1.
CHECK WARNING CHIME OPERATION
Check key warning chime and seat belt warning chime functions.
Do key warning chime and seat belt warning chime sound?
YES
>> GO TO 2.
NO
>> Go to
DI-47, "All Warning Chimes Do Not Operate"
A
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Continuity
Connector
Terminal
Connector
Terminal
BCM: M18
37
Key switch: M27
1
Yes
A
Ground
Continuity
Connector
Terminal
BCM: M18
37
No
WKIA4102E
Terminals
Voltage
(Approx.)
(+)
(-)
Key switch connector
Terminal
M27
2
Ground
Battery voltage
WKIA4103E
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