Nissan Sentra. Manual — part 641
MWI-10
< SYSTEM DESCRIPTION >
SYSTEM
SPEEDOMETER
Function
Specifications
Speedometer
Reset to zero by suspending communication.
Tachometer
Engine coolant temperature gauge
• When reception time of an abnormal signal is 60 seconds or
less, the last value received.
• When reception time of an abnormal signal is more than 60
seconds, reset to zero.
Illumination control
When suspending communication, changes to nighttime mode.
Information display
Trip com-
puter
Current fuel consump-
tion
The last result calculated during normal condition is indicated.
Average fuel consump-
tion
Average vehicle speed
Distance to empty
ECO pedal guide
The guide turns OFF by suspending communication.
Warning/
Indicator
ECO mode indicator
The lamp turns OFF by suspending communication.
Gear shift indicator
ECO pedal guide indica-
tor
Shift position indicator
When suspending communication, not indicate.
Odo/trip meter
An indicated value is maintained at communications blackout.
Buzzer
The buzzer turns OFF by suspending communication.
Warning lamp/indicator lamp
ABS warning lamp
The lamp turns ON by suspending communication.
EPS warning lamp
Malfunction indicator lamp (MIL)
Brake warning lamp
High beam indicator lamp
The lamp turns OFF by suspending communication.
Turn signal indicator lamp
Door warning lamp
Position lamp indicator lamp
Engine start operation indicator lamp
Shift P warning lamp
Front fog lamp indicator lamp
Rear fog lamp indicator lamp
Engine Oil pressure warning lamp
KEY warning lamp
CRUISE indicator lamp
SPORT indicator lamp
MWI
SYSTEM
MWI-11
< SYSTEM DESCRIPTION >
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SPEEDOMETER : System Diagram
INFOID:0000000009758237
SPEEDOMETER : System Description
INFOID:0000000009758238
The ABS actuator and electric unit (control unit) receives each wheel speed sensor signal and provides a vehi-
cle speed signal to the combination meter via CAN communication.
TACHOMETER
TACHOMETER : System Diagram
INFOID:0000000009758239
TACHOMETER : System Description
INFOID:0000000009758240
DESCRIPTION
The crank position sensor sends a crankshaft position signal to the ECM. The ECM provides an engine speed
signal to the combination meter via CAN communication lines.
The tachometer indicates engine speed in revolutions per minute (rpm).
ENGINE COOLANT TEMPERATURE GAUGE
ENGINE COOLANT TEMPERATURE GAUGE : System Diagram
INFOID:0000000009758241
ENGINE COOLANT TEMPERATURE GAUGE : System Description
INFOID:0000000009758242
The engine coolant temperature sensor sends an engine coolant temperature signal to the ECM. The ECM
provides an engine coolant temperature signal to the combination meter via CAN communication lines.
The engine coolant temperature gauge indicates the engine coolant temperature.
FUEL GAUGE
AWNIA2379GB
JSNIA2462GB
AWNIA2579GB
MWI-12
< SYSTEM DESCRIPTION >
SYSTEM
FUEL GAUGE : System Diagram
INFOID:0000000009758243
FUEL GAUGE : System Description
INFOID:0000000009758244
DESCRIPTION
Control Outline
The combination meter reads the fuel level sensor signal from the fuel level sensor unit and indicates the fuel
level to the fuel gauge.
OIL PRESSURE WARNING LAMP
OIL PRESSURE WARNING LAMP : System Diagram
INFOID:0000000009758245
SYSTEM DIAGRAM
OIL PRESSURE WARNING LAMP : System Description
INFOID:0000000009758246
DESCRIPTION
The combination meter turns the oil pressure warning lamp ON when receiving a signal from the ECM via
CAN communication.
METER ILLUMINATION CONTROL
METER ILLUMINATION CONTROL : System Diagram
INFOID:0000000009758247
METER ILLUMINATION CONTROL : System Description
INFOID:0000000009758248
METER ILLUMINATION CONTROL
JSNIA3000GB
JSNIA4039GB
AWNIA2794GB
MWI
SYSTEM
MWI-13
< SYSTEM DESCRIPTION >
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Meter illumination control adjusts the brightness of the combination meter illumination using the illumination
control switch.
METER ILLUMINATION CONTROL FUNCTION
The operation of the illumination control switch changes brightness of the meter illumination.
INFORMATION DISPLAY
INFORMATION DISPLAY : System Diagram
INFOID:0000000009758249
SYSTEM DIAGRAM
INFORMATION DISPLAY : System Description
INFOID:0000000009758250
DESCRIPTION
• The combination meter receives signals necessary for controlling the operation of the information display
from each unit, sensor and switch.
• The combination meter incorporates a trip computer that displays the warning/information according to the
information received from each unit, sensor and switch.
• The combination meter shows the following functions on the information display.
- Odo/trip meter
- Shift position indicator
- Outside air temperature
- Trip computer
- ECO Pedal Guide
- Warning/Indication messages (check tire pressure and loose fuel cap).
ODO/TRIP METER
The combination meter calculates mileage, based on the following signals and displays the mileage on the
information display.
SHIFT POSITION INDICATOR
Displays the position of the shift selector based on signals received from TCM via CAN communication.
OUTSIDE AIR TEMPERATURE INDICATION
Displays the ambient temperature based on signals received from:
• The A/C auto amp. via CAN communication (with auto A/C).
• The ambient sensor (without auto A/C).
Meter illumination
The number of adjustable steps
Daytime
11 steps
Nighttime
11 steps
AWNIA2860GB
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