Nissan Leaf. Instruction — part 1270
WCS
SYSTEM
WCS-7
< SYSTEM DESCRIPTION >
C
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WARNING CHIME SYSTEM : Fail-Safe
INFOID:0000000010546302
FAIL-SAFE
• The combination meter activates the fail-safe control if CAN communication with each unit is malfunctioning.
Warning functions
Outline
Warning judgment unit
Refer to
Light reminder warning chime
The warning chime sounds when the power switch
is in LOCK, OFF or ACC position with the combi-
nation switch (lighting switch) in the 1st or 2nd po-
sition and the driver side door open.
BCM
WCS-8,
"LIGHT RE-
MINDER
WARNING
CHIME : Sys-
tem Descrip-
tion"
Seat belt warning chime
The warning chime sounds when the driver seat
belt is unfastened with the power switch in ON or
READY position.
BCM
WCS-10,
"SEAT BELT
WARNING
CHIME : Sys-
tem Descrip-
tion"
Parking brake release warning chime
The warning chime sounds when the parking
brake is applied and the vehicle speed 4.3 MPH (7
km/h) or more.
Combination meter
WCS-11,
"PARKING
BRAKE RE-
LEASE WARN-
ING CHIME :
Parking Brake
Release Warn-
ing Chime"
Function
Specifications
Power meter
The display turns OFF by suspending communication.
Li-ion battery temperature gauge
Li-ion battery capacity level gauge
Li-ion battery available charge gauge
Driving range display
The display turns “– – –” by suspending communication.
Illumination control
When suspending communication, changes to nighttime mode.
Information display
Odo/trip meter
An indicated value is maintained at communications blackout.
Shift indicator
The display turns OFF by suspending communication.
Li-ion low battery charge warning dis-
play
The display turns ON by suspending communication.
Electric shift warning display
Other than the above
The display turns OFF by suspending communication.
Buzzer
The buzzer turns OFF by suspending communication.
WCS-8
< SYSTEM DESCRIPTION >
SYSTEM
• The upper meter performs the fail-safe control when a breakdown of communications between the upper
meter and the combination meter occurs.
LIGHT REMINDER WARNING CHIME
LIGHT REMINDER WARNING CHIME : System Description
INFOID:0000000010121624
SYSTEM DIAGRAM
WARNING CHIME OPERATION CONDITIONS
If all of the following conditions are fulfilled:
WARNING CHIME CANCEL CONDITIONS
Warning lamp/indicator lamp
ABS warning lamp
The lamp turns ON by suspending communication.
VDC warning lamp
Brake warning lamp
Front fog lamp indicator lamp
Brake system warning lamp
EPS warning lamp
Low battery charge warning lamp
Electric shift waning lamp
TPMS waning lamp
High beam indicator lamp
The lamp turns OFF by suspending communication.
VDC OFF indicator lamp
Tail lamp indicator lamp
READY to drive indicator lamp
12-volt battery charge warning lamp
Power limitation indicator lamp
EV system warning lamp
Function
Specifications
Function
Specifications
Speedometer
The display turns OFF by suspending communication.
Eco indicator
Outside air temperature display
The last result calculated during normal condition is indicated.
Illumination control
When suspending communication, changes to nighttime mode.
Turn signal indicator lamp
The lamp turns OFF by suspending communication.
AWNIA3464GB
Operation conditions
Power switch
LOCK, OFF or ACC position
Combination switch (Lighting switch)
1st or 2nd position
Driver side door
Open [front door switch LH ON]
WCS
SYSTEM
WCS-9
< SYSTEM DESCRIPTION >
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Warning is canceled if any of the following conditions is fulfilled:
SIGNAL PATH
1. BCM requires warning chime output to combination meter when it judges light reminder warning chime is
necessary from signals below.
2. Combination meter sounds integrated buzzer, following the warning chime output requirement (below sig-
nal) from BCM.
TIMING CHART
SEAT BELT WARNING CHIME
Operation conditions
Power switch
ON or READY position
Combination switch (Lighting switch)
OFF or AUTO position
Driver side door
Close [front door switch LH OFF]
Signal name
Signal path
Power switch ON signal
—
Combination switch signal
Combination switch (Lighting switch)
BCM
Front door switch LH signal
Front door switch LH
BCM
Signal name
Signal path
Buzzer output signal
BCM
Combination
meter
JSNIA3751GB
WCS-10
< SYSTEM DESCRIPTION >
SYSTEM
SEAT BELT WARNING CHIME : System Description
INFOID:0000000010121625
SYSTEM DIAGRAM
WARNING OPERATION CONDITIONS
If all of the following conditions are fulfilled:
WARNING CANCEL CONDITIONS
Warning is canceled if any of the following conditions is fulfilled:
SIGNAL PATH
1. BCM requires warning chime output to combination meter when it judges seat belt warning chime is nec-
essary from signals below.
2. Combination meter sounds integrated buzzer, following the warning chime output requirement (below sig-
nal) from BCM.
JSNIA3118GB
Operation conditions
Power switch
ON or READY position
Driver seat belt
Unfastened [seat belt buckle switch (driver side) ON]
Operation conditions
Power switch
LOCK, OFF, or ACC position
Driver seat belt
Fastened [seat belt buckle switch (driver side) OFF]
6 seconds after the start of warning sound
Signal name
Signal path
Power switch ON signal
—
Seat belt buckle switch signal
(driver side)
Seat belt buckle switch (driver side)
Combination meter
BCM
Signal name
Signal path
Buzzer output signal
BCM
Combination
meter
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