Nissan Leaf. Instruction — part 957
MWI
SYSTEM
MWI-31
< SYSTEM DESCRIPTION >
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• When charge plug is connected, the mode goes into timer mode.
• After the power switch is turned OFF, VCM starts at a set air conditioner start time. (The time of the timer
function is controlled by VCM.)
• VCM starts and turns ON the air conditioner. For details of air conditioner system, refer to
MATIC AIR CONDITIONING SYSTEM : System Description"
(With heat pump) or
AIR CONDITIONING SYSTEM : System Description"
(Without heat pump).
NOTE:
A/C-Heater Timer (Climate Ctrl. Timer) performs air conditioning with the settings of temperature 25
°C (77°F).
SIGNAL PATH
MASTER WARNING LAMP
MASTER WARNING LAMP : System Description
INFOID:0000000010122399
SYSTEM DIAGRAM
Combination Meter Input Signal (CAN Communication)
Signal name
Signal path
Clock signal
Combination meter
VCM
Combination meter
AWNIA3018GB
MWI-32
< SYSTEM DESCRIPTION >
SYSTEM
Combination Meter Output Signal (Communication Line)
DESCRIPTION
• The master warning lamp (red) and master warning lamp (yellow) turn ON/OFF in coordination with the com-
bination meter warning lamp or warning information display.
• The master warning lamp (red) turns ON/OFF in coordination with the warnings listed below:
- Brake warning lamp
- Seat belt warning lamp
- 12-volt battery charge warning lamp
- Air bag warning lamp
- Security warning lamp
- Electric shift warning lamp
• The master warning lamp (red) turns ON/OFF in coordination with the information displays listed below:
- Door open warning display (while driving)
- Electric shift warning display (“When park apply parking brake”)
- DC/DC converter warning display (“Stop vehicle”)
- DC/DC converter warning display (“Apply parking brake”)
• The master warning lamp (yellow) turns ON/OFF in coordination with the warnings listed below:
- ABS warning lamp
- VDC OFF indicator
- VDC warning lamp
- EPS warning lamp
- Brake system warning lamp
- Power limitation indicator
- Low battery charge warning lamp
- EV system warning lamp
- Headlamp warning lamp
• The master warning lamp (yellow) turns ON/OFF in coordination with the information displays listed below:
- Door open warning display (while not driving)
- Electric shift warning display (“T/M system malfunction visit dealer”, “Check position of shift lever”)
- Li-ion battery low charge warning display
- Power limitation warning display
- Intelligent Key system warning
METER ILLUMINATION CONTROL
Transmit unit
Signal name
ABS actuator and electric unit (control unit)
ABS warning lamp signal
Brake warning lamp signal
VDC OFF switch signal
VDC warning lamp signal
VCM
Low battery charge warning lamp signal
12-volt battery charge warning lamp request signal
Power limitation indicator lamp request signal
Power limitation cause signal
Electric shift warning lamp signal
Electric shift warning massage signal
EV system warning lamp signal
Vehicle stop and parking brake operation request display signal
EPS control unit
EPS warning lamp signal
Electrically-driven intelligent brake unit
Brake system warning lamp signal
BCM
Door switch signal
Meter display signal
Reception unit
Signal name
Upper meter
Master warning signal
MWI
SYSTEM
MWI-33
< SYSTEM DESCRIPTION >
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METER ILLUMINATION CONTROL : System Description
INFOID:0000000010122400
SYSTEM DIAGRAM
DESCRIPTION
• Combination meter controls meter illumination, based on the following signals:
- Dimmer signal
- Illumination control switch signal
• The combination meter and upper meter switches mode between Daytime mode and Nighttime mode,
according to the following conditions:
*: For further information, refer to
INL-12, "AUTO LIGHT ADJUSTMENT SYSTEM : System Description"
.
• The operation of the illumination control switch allows the brightness adjustment of meter and upper meter
illumination.
SIGNAL PATH
The combination meter controls the meter illumination based on the signals below.
METER EFFECT FUNCTION
JSNIA4173GB
Condition
Meter illumination
Combination switch
(lighting switch)
1ST or 2ND position
Outdoor: Bright*
Daytime mode
Outdoor: Dark*
Nighttime mode
AUTO POSITION
Outdoor: Bright*
Daytime mode
Outdoor: Dark*
Nighttime mode
Off
Daytime mode
Meter illumination
The number of adjustable steps
Daytime
12 step
Nighttime
12 step
Signal name
Signal path
Dimmer signal
BCM
Combination meter
Illumination control switch signal Meter control switch
Combination meter
MWI-34
< SYSTEM DESCRIPTION >
SYSTEM
METER EFFECT FUNCTION : System Description
INFOID:0000000010122401
SYSTEM DIAGRAM
DESCRIPTION
READY Effect Function
When the vehicle is READY to be driven, the combination meter controls the following to start the effect:
• Power meter
• Li-ion battery capacity level gauge
• Li-ion battery available charge gauge
• Li-ion battery temperature gauge
• Instant ECO indicator
• Information display illumination
Operation of gauges and illuminations during READY effect.
During the READY effect, the combination meter controls the following items:
READY effect Judgment.
When all of the following conditions are met, the system judges that the READY effect is necessary and the
effect is carried out exactly once:
NOTE:
If any of the above conditions are no longer met while the ready effect is in progress, the READY effect is
stopped.
SIGNAL PATH
The combination meter controls the READY effect function based on the signals below:
JSNIA4228GB
Control item
Operation
Power meter
Effect control is performed in the following sequence:
1.
Segments are all turned ON, 1 segment at a time.
2.
After all segments are ON, all segments turn OFF, 1 segment at a time.
3.
After all segments are OFF, the segments turn ON according to the data
that is input at that time.
Li-ion battery capacity level gauge
Li-ion battery available charge gauge
Li-ion battery temperature gauge
Instant ECO indicator
Information display illumination
Turns on the illumination at the effect level.
Operational condition
Power switch
READY
Vehicle speed
Less than 0.6 MPH (1 km/h)
READY to drive indicator
ON
Signal name
Signal path
Power switch ON signal
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