Nissan Murano Z51. Instruction — part 1492
WCS
WARNING CHIME SYSTEM
WCS-9
< SYSTEM DESCRIPTION >
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SEAT BELT WARNING CHIME : System Diagram
INFOID:0000000005524973
SEAT BELT WARNING CHIME : System Description
INFOID:0000000005524974
DESCRIPTION
With ignition switch turned ON and driver seat belt unfastened, seat belt warning chime will sound for approxi-
mately 6 seconds.
• The combination meter receives the seat belt buckle switch signal (driver side) from seat belt buckle switch
(driver side) and transmits it to the BCM via CAN communication.
• The BCM receives seat belt buckle switch signal (driver side) from combination meter via CAN communica-
tion.
• The BCM detects seat belt reminder warning based on the received signal and transmits the buzzer output
signal to combination meter via CAN communication.
• The combination meter receives the buzzer output signal from BCM via CAN communication and sounds the
warning buzzer.
WARNING OPERATION CONDITIONS
If all of the following conditions are fulfilled, the warning buzzer will sound.
• Ignition switch ON
• Seat belt buckle switch (driver side) is ON (driver seat belt not fastened)
WARNING CANCEL CONDITIONS
Warning is canceled if any of the following conditions are fulfilled.
• Ignition switch OFF
• Seat belt buckle switch (driver side) is OFF (driver seat belt fastened)
JPNIA0750GB
WCS-10
< SYSTEM DESCRIPTION >
WARNING CHIME SYSTEM
SEAT BELT WARNING CHIME : Component Parts Location
INFOID:0000000005524975
SEAT BELT WARNING CHIME : Component Description
INFOID:0000000005524976
PARKING BRAKE RELEASE WARNING CHIME
JPNIA0814ZZ
1.
Front door switch (driver side)
2.
Combination switch
(Lighting switch)
3.
Parking brake
4.
Seat belt buckle switch (driver side)
5.
Key slot
6.
BCM
7.
Combination meter
A.
Behind the combination meter
Unit
Description
Combination meter
• Receives the seat belt buckle switch signal (driver side) from the seat belt buckle switch (driver
side) and transmits it to BCM via CAN communication line.
• Receives a buzzer output signal from the BCM and sounds the buzzer.
BCM
Judges the seat belt warning condition according to the seat belt buckle switch signal (driver side)
received from the combination meter via CAN communication and transmits a buzzer output signal
to the combination meter via CAN communication line if necessary.
Seat belt buckle switch
(driver side)
Transmits the seat belt buckle switch signal (driver side) to the combination meter.
WCS
WARNING CHIME SYSTEM
WCS-11
< SYSTEM DESCRIPTION >
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PARKING BRAKE RELEASE WARNING CHIME : System Diagram
INFOID:0000000005524977
PARKING BRAKE RELEASE WARNING CHIME : System Description
INFOID:0000000005524978
DESCRIPTION
Parking brake release warning chime judges the remaining parking brake according to the vehicle speed sig-
nal received from the ABS actuator and electric unit (control unit) via CAN communication and the parking
brake switch signal from parking brake switch to sound the warning buzzer.
WARNING OPERATION CONDITIONS
If all of the following conditions are fulfilled.
• Vehicle speed is 7 km/h (4.3 MPH) or higher
• Parking brake switch ON
WARNING CANCEL CONDITIONS
Warning is canceled if any of the following conditions are fulfilled.
• Vehicle speed is approximately 3 km/h (1.9 MPH) or less
• Parking brake switch OFF
JPNIA0751GB
WCS-12
< SYSTEM DESCRIPTION >
WARNING CHIME SYSTEM
PARKING BRAKE RELEASE WARNING CHIME : Component Parts Location
INFOID:0000000005524979
PARKING BRAKE RELEASE WARNING CHIME : Component Description
INFOID:0000000005524980
KEY WARNING CHIME
JPNIA0814ZZ
1.
Front door switch (driver side)
2.
Combination switch
(Lighting switch)
3.
Parking brake
4.
Seat belt buckle switch (driver side)
5.
Key slot
6.
BCM
7.
Combination meter
A.
Behind the combination meter
Unit
Description
Combination meter
Judges the remaining parking brake according to the vehicle speed signal received from the ABS
actuator and electric unit (control unit) via CAN communication and the parking brake switch signal
from parking brake switch and sounds the warning buzzer.
ABS actuator and electric unit
(control unit)
Transmits the vehicle speed signal to the combination meter via CAN communication.
Parking brake switch
Transmits the parking brake switch signal to the combination meter.
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