Qashqai J11. Warning chime system — part 4
WCS
KEY SWITCH SIGNAL CIRCUIT (WITHOUT INTELLIGENT KEY)
WCS-49
< DTC/CIRCUIT DIAGNOSIS >
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KEY SWITCH SIGNAL CIRCUIT (WITHOUT INTELLIGENT KEY)
Description
INFOID:0000000010438790
Transmits a key switch signal to the BCM.
Component Function Check
INFOID:0000000010438791
1.
CHECK BCM INPUT SIGNAL
Select "Data Monitor" for "BCM" and check the "KEY ON SW" monitor value.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Refer to
Diagnosis Procedure
INFOID:0000000010438792
Regarding Wiring Diagram information, refer to
.
1.
CHECK BCM INPUT SIGNAL
Check voltage between BCM harness connector M19 terminal 81 and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> GO TO 2.
2.
CHECK KEY SWITCH CIRCUIT
1.
Disconnect BCM connector M69 and key switch.
2.
Check continuity between BCM harness connector M69 terminal 81 and key switch harness connector
M105 terminal 1.
3.
Check continuity between BCM harness connector M69 terminal 81 and ground.
Is the inspection result normal?
YES
>> GO TO 3.
Monitor Item
Condition
Status
KEY ON SW
When key is removed from key cylinder
OFF
When key is inserted into key cylinder
ON
Terminals
Condition
Voltage
(Approx.)
(+)
(
−
)
BCM
connector
Terminal
M69
81
Ground
Key is inserted
Battery voltage
Key is removed
0V
BCM
Key switch
Continuity
Connector
Terminal
Connector
Terminal
M69
81
M47
1
Yes
BCM
Ground
Continuity
Connector
Terminal
M69
81
No
WCS-50
< DTC/CIRCUIT DIAGNOSIS >
KEY SWITCH SIGNAL CIRCUIT (WITHOUT INTELLIGENT KEY)
NO
>> Repair or replace harness or connector.
3.
CHECK KEY SWITCH POWER SUPPLY CIRCUIT
Check voltage between key switch harness connector M47 terminal 1 and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness or connector.
4.
CHECK KEY SWITCH GROUND CIRCUIT
Check continuity between key switch harness connector M47 terminal 2 and ground.
Is the inspection result normal?
YES
>> Replace key switch.
NO
>> Repair or replace harness or connector.
Component Inspection
INFOID:0000000010438793
1.
CHECK KEY SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect key switch.
3.
Check continuity between key switch terminals 1 and 2.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace key switch.
Terminals
Voltage
(Approx.)
(+)
(–)
Key switch
Terminal
M47
1
Ground
Battery voltage
Key switch
Ground
Continuity
Connector
Terminal
M47
2
Yes
Terminal
Condition
Continuity
1
2
When key is removed from key cylinder
No
When key is inserted into key cylinder
Yes
WCS
THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR
DOES NOT SOUND
WCS-51
< SYMPTOM DIAGNOSIS >
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THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR
DOES NOT SOUND
Description
INFOID:0000000010438795
• 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:0000000010438796
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 the combination meter. Refer to
MWI-80, "Removal and Installation"
.
NO
>> GO TO 2.
2.
CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT
Check the parking brake switch signal circuit. Refer to
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connector.
3.
CHECK PARKING BRAKE SWITCH UNIT
Check the parking brake switch. Refer to
Is the inspection result normal?
YES
>> Replace the combination meter. Refer to
MWI-80, "Removal and Installation"
.
NO
>> Replace the parking brake switch. Refer to
PB-146, "Removal and Installation"
.
Condition
Warning lamp status
Parking brake applied
ON
Parking brake released
OFF
WCS-52
< SYMPTOM DIAGNOSIS >
THE SEAT BELT REMINDER WARNING CONTINUES SOUNDING, OR DOES
NOT SOUND
THE SEAT BELT REMINDER WARNING CONTINUES SOUNDING, OR
DOES NOT SOUND
Description
INFOID:0000000010438797
• Seat belt warning does not sound even though driver seat belt is not fastened.
• Seat belt warning sounds even though driver seat belt is fastened.
Diagnosis Procedure
INFOID:0000000010438798
1.
CHECK WARNING CHIME OPERATION
1.
Select "BUZZER" of "BCM" on "CONSULT".
2.
Perform "SEAT BELT WARN TEST" of "ACTIVE TEST".
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace combination meter. Refer to
MWI-80, "Removal and Installation"
2.
CHECK COMBINATION METER INPUT SIGNAL
Check the combination meter input signal. Refer to
WCS-44, "Component Function Check"
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-132, "Removal and Installation"
.
NO
>> GO TO 3.
3.
CHECK SEAT BELT BUCKLE SWITCH LH CIRCUIT
Check the seat belt buckle switch LH circuit. Refer to
SBC-14, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness or connector.
4.
CHECK SEAT BELT BUCKLE SWITCH LH
Check the seat belt buckle switch LH. Refer to
SBC-14, "Component Inspection"
Is the inspection result normal?
YES
>> Replace the combination meter. Refer to
MWI-80, "Removal and Installation"
.
NO
>> Replace the seat belt buckle switch LH. Refer to
SB-8, "FRONT SEAT BELT BUCKLE : Removal
.
Component
CONSULT
Condition
Buzzer
SEAT BELT WARN TEST
ON
OFF
WCS
THE LIGHT REMINDER WARNING DOES NOT SOUND
WCS-53
< SYMPTOM DIAGNOSIS >
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THE LIGHT REMINDER WARNING DOES NOT SOUND
Description
INFOID:0000000010438799
Light reminder warning does not sound even though headlamp is illuminated.
Diagnosis Procedure
INFOID:0000000010438800
1.
CHECK COMBINATION METER INPUT SIGNAL
Select the "Data Monitor" for the "METER/M&A" and check the "BUZZER" monitor value.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-80, "Removal and Installation"
NO
>> GO TO 2.
2.
CHECK FRONT DOOR SWITCH LH SIGNAL CIRCUIT
Check the front door switch LH signal circuit. Refer to
DLK-284, "Diagnosis Procedure"
.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connector.
3.
CHECK FRONT DOOR SWITCH LH
Check the front door switch LH. Refer to
DLK-286, "Component Inspection"
Is the inspection result normal?
YES
>> Replace the BCM. Refer to
BCS-132, "Removal and Installation"
.
NO
>> Replace the front door switch LH. Refer to
DLK-376, "Removal and Installation"
.
Monitor item
Condition
Status
BUZZER
Under the condition of buzzer input
On
Except above
Off
WCS-54
< SYMPTOM DIAGNOSIS >
THE KEY WARNING DOES NOT SOUND (WITHOUT INTELLIGENT KEY)
THE KEY WARNING DOES NOT SOUND (WITHOUT INTELLIGENT KEY)
Description
INFOID:0000000010438801
The key warning chime does not sound, when all of the following conditions are fulfilled:
• Key inserted into the key cylinder (key switch signal ON).
• Ignition switch is in OFF position (ignition switch signal OFF).
• Driver side door is open (front door switch LH ON)
Diagnosis Procedure
INFOID:0000000010438802
1.
CHECK BCM INPUT SIGNAL
1.
Connect CONSULT.
2.
Select the "DATA MONITOR" of "BCM (BUZZER)" and check the "KEY ON SW" monitor value.
Is the inspection result normal?
YES
BCS-132, "Removal and Installation"
NO
>> GO TO 2.
2.
CHECK KEY SWITCH SIGNAL CIRCUIT
Check the key switch signal circuit. Refer to
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connector.
3.
CHECK KEY SWITCH
Check the key switch. Refer to
WCS-49, "Component Inspection"
Is the inspection result normal?
YES
BCS-132, "Removal and Installation"
NO
>> Replace key switch.
Monitor item
Condition
Status
KEY ON SW
Under the condition of buzzer input
On
Except above
Off
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