Nissan Leaf. Manual — part 1280
WCS
THE SEAT BELT WARNING CONTINUES SOUNDING, OR DOES NOT SOUND
WCS-47
< SYMPTOM DIAGNOSIS >
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THE SEAT BELT WARNING CONTINUES SOUNDING, OR DOES NOT
SOUND
Description
INFOID:0000000010121645
• Seat belt reminder warning does not sound.
• Seat belt reminder warning sounds continuously.
Diagnosis Procedure
INFOID:0000000010121646
1.
CHECK SEAT BELT WARNING LAMP
1. Turn power switch ON.
2. Check the operation of the seat belt warning lamp in the combination meter.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 4.
2.
CHECK BCM OUTPUT SIGNAL
1. Select “BUZZER” of “BCM” using CONSULT.
2. Perform “SEAT BELT WARN TEST” in “ACTIVE TEST”.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> GO TO 3.
3.
CHECK COMBINATION METER INPUT SIGNAL
Select “Data Monitor” of “METER/M&A” using CONSULT and check the “BUZZER” monitor value.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-102, "Removal and Installation"
NO
>> Replace BCM. Refer to
BCS-72, "Removal and Installation"
4.
CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE) CIRCUIT
Check the seat belt buckle switch (driver side) circuit. Refer to
.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness or connector.
5.
CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
Check the seat belt buckle switch (driver side). Refer to
WCS-45, "Component Inspection"
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-102, "Removal and Installation"
NO
>> Replace seat belt buckle (driver side). Refer to
SB-14, "SEAT BELT BUCKLE : Removal and
Driver seat belt fastened
: OFF
Driver seat belt unfastened
: ON
Buzzer active condition
: On
Buzzer non-active condition
: Off
WCS-48
< SYMPTOM DIAGNOSIS >
THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR
DOES NOT SOUND
THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR
DOES NOT SOUND
Description
INFOID:0000000010121647
• 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:0000000010121648
1.
CHECK PARKING BRAKE WARNING LAMP
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-102, "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
Check the parking brake switch. Refer to
MWI-93, "Component Inspection"
.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-102, "Removal and Installation"
NO
>> Replace parking brake switch. Refer to
.
Condition
Warning lamp status
Parking brake applied
ON
Parking brake released
OFF
WT-1
SUSPENSION
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SECTION
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CONTENTS
ROAD WHEELS & TIRES
PRECAUTION . . . . . . . . . . . ...
PRECAUTIONS . . . . . . . . . . . . ...
Precaution for Technicians Using Medical Electric
. ..
Point to Be Checked Before Starting Maintenance
Work . . . . . . . . . . . . . . . . . . ..
Precaution for Removing 12V Battery . . . . . ...
Service Notice and Precautions for TPMS . . . ....
Service Notice and Precautions for Road Wheel . ..
PREPARATION . . . . . . . . . . .
PREPARATION . . . . . . . . . . . . ...
Special Service Tool . . . . . . . . . . . .....
Commercial Service Tool . . . . . . . . . . ..
SYSTEM DESCRIPTION . . . . . . . ..
COMPONENT PARTS . . . . . . . . . .
Component Parts Location . . . . . . . . . ....
BCM . . . . . . . . . . . . . . . . . . ..
Tire Pressure Sensor . . . . . . . . . . . ....
Remote Keyless Entry Receiver . . . . . . . ...
Information Display . . . . . . . . . . . . ...
SYSTEM . . . . . . . . . . . . . . . .
System Description . . . . . . . . . . . . .
Easy Fill Tire Alert Function . . . . . . . . .
DIAGNOSIS SYSTEM (BCM) . . . . . . .
COMMON ITEM . . . . . . . . . . . . . . .
COMMON ITEM : CONSULT Function (BCM -
COMMON ITEM) . . . . . . . . . . . . . .
AIR PRESSURE MONITOR . . . . . . . . . ..
AIR PRESSURE MONITOR : CONSULT Function
(BCM - AIR PRESSURE MONITOR) . . . . . ..
ECU DIAGNOSIS INFORMATION . . . ..
BCM . . . . . . . . . . . . . . . . ...
List of ECU Reference . . . . . . . . . . . .
WIRING DIAGRAM . . . . . . . . . ..
TIRE PRESSURE MONITORING SYSTEM . ..
Wiring Diagram . . . . . . . . . . . . . .
BASIC INSPECTION . . . . . . . . ...
DIAGNOSIS AND REPAIR WORK FLOW . ...
Work Flow . . . . . . . . . . . . . . . .
ADDITIONAL SERVICE WHEN REPLACING
BCM . . . . . . . . . . . . . . . . ...
Description . . . . . . . . . . . . . . . ...
Work Procedure . . . . . . . . . . . . . ...
TIRE PRESSURE SENSOR ID REGISTRA-
TION . . . . . . . . . . . . . . . . ..
Description . . . . . . . . . . . . . . . ...
Work Procedure . . . . . . . . . . . . . ...
DTC/CIRCUIT DIAGNOSIS . . . . . . .
C1704, C1705, C1706, C1707 LOW TIRE
PRESSURE . . . . . . . . . . . . . ...
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . ...
C1708, C1709, C1710, C1711 TIRE PRES-
SURE SENSOR . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . ...
C1716, C1717, C1718, C1719 TIRE PRES-
SURE SENSOR . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . ...
C1729 VEHICLE SPEED SIGNAL . . . . .
WT-2
Diagnosis Procedure . . . . . . . . . . . ..
POWER SUPPLY AND GROUND CIRCUIT . .
Diagnosis Procedure . . . . . . . . . . . ..
SYMPTOM DIAGNOSIS . . . . . . . .
TPMS . . . . . . . . . . . . . . . . .
Symptom Table . . . . . . . . . . . . . ..
LOW TIRE PRESSURE WARNING LAMP
DOES NOT TURN ON . . . . . . . . . ...
Description . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . ..
LOW TIRE PRESSURE WARNING LAMP
DOES NOT TURN OFF . . . . . . . . . .
Description . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . ..
LOW TIRE PRESSURE WARNING LAMP
BLINKS . . . . . . . . . . . . . . . ..
Description . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . ..
ID REGISTRATION CANNOT BE COMPLET-
ED . . . . . . . . . . . . . . . . . ..
Description . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
EASY FILL TIRE ALERT DOES NOT ACTI-
VATE . . . . . . . . . . . . . . . . ..
Description . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . ..
NOISE, VIBRATION AND HARSHNESS
(NVH) TROUBLESHOOTING . . . . . . .
NVH Troubleshooting Chart . . . . . . . . .
PERIODIC MAINTENANCE . . . . . ...
ROAD WHEEL . . . . . . . . . . . . ...
Inspection . . . . . . . . . . . . . . . .
Wheel Balance Adjustment . . . . . . . . . .
Tire Rotation . . . . . . . . . . . . . . ...
REMOVAL AND INSTALLATION . . . ..
ROAD WHEEL TIRE ASSEMBLY . . . . .
Exploded View . . . . . . . . . . . . . .
Removal and Installation . . . . . . . . . . .
Inspection . . . . . . . . . . . . . . . .
How to Handle Puncture Repair Agent . . . . ...
TRANSMITTER . . . . . . . . . . . . .
Exploded View . . . . . . . . . . . . . .
Removal and Installation . . . . . . . . . . .
TIRE PRESSURE RECEIVER . . . . . . ...
Removal and Installation . . . . . . . . . . .
SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . ..
SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . . . .
Road Wheel . . . . . . . . . . . . . . .
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