2021 NISSAN SENTRA Owners Manual

To defrost the rear window glass and out-
side mirror (if so equipped), start the engine
and push the rear window defroster switch
on. The rear window defroster indicator
light on the switch comes on. Push the
switch again to turn the defroster off.
The rear window defroster automatically
turns off af ter approximately 15 minutes.
position,
and the front parking, tail, license plate,
and instrument panel lights will come
on. The
will illuminate in the meter.
2Rotate the switch to theposition,
and the headlights will come on and all
the other lights remain on.
LIC2634
Type A (if so equipped)
Instruments and controls2-55

Autolight system
The autolight system allows the headlights
to turn on and off automatically. The auto-
light system can:
• Turn on the headlights, front parking, tail,license plate and instrument panel lights
automatically when it is dark.
• Turn off all the lights when it is light.
• Keep all the lights on for a period of time af ter you place the ignition switch in the
OFF position and all doors are closed.
NOTE:
Autolight activation sensitivity and
the time delay for autolight shutoff
can be adjusted. For additional infor-
mation, refer to “Vehicle information
display ” in this section.
To turn on the autolight system:
1. Turn the headlight switch to the AUTO position
O1.
2. Turn the ignition switch to ON.
3. The autolight system automatically turns the headlights on and off.
Initially, if the ignition switch is placed in the
OFF position and a door is opened and lef t
open, the headlights remain on for a period
of time. If another door is opened while the
headlights are on, then the timer is reset.
To turn the autolight system off, turn the
switch to the OFF,
,orposition. Be sure you do not put anything on top
of the autolight sensor located in the top
side
O1of the instrument panel. The au-
tolight sensor controls the autolight; if it
is covered, the autolight sensor reacts as
if it is dark out and the headlights will
illuminate. If this occurs while parked
with the engine off and the ignition
switch placed in the ON position, your
vehicle's battery could become dis-
charged.
LIC3051
2-56Instruments and controls

Headlight beam select
1To select the high beam function, push
the lever forward. The high beam lights
come on and the
light illuminates
in the meter.
2Pull the lever back to select the low
beam.
3Pulling and releasing the lever flashes
the headlight high beams on and off.
High Beam Assist
The High Beam Assist system will operate
when the vehicle is driven at speeds of ap-
proximately 40 km/h (25 mph) and above. If
an oncoming vehicle or leading vehicle ap-
pears in front of your vehicle when the
headlight high beam is on, the headlight
will be switched to the low beam automati-
cally.

•The timing of switching the low
beam and high beam may change
under the following situations.
– The brightness of the headlights
of the oncoming vehicle or leading
vehicle.
– The movement and direction of
the oncoming vehicle and the
leading vehicle.
– When only one light on the on-
coming vehicle or the leading ve-
hicle is illuminated.
– When the oncoming vehicle or the
leading vehicle is a two-wheeled
vehicle.
– Road conditions (incline, curve,
the road surface, etc.).
– The number of passengers and
the amount of luggage.
High Beam Assist operation
To activate the High Beam Assist system,
turn the headlight switch to the AUTO po-
sition
O1and push the lever forwardO2
(high beam position). TheHigh Beam
Assist indicator light in the meter will illumi-
nate while the headlights are turned on.
If the High Beam Assist indicator light does
not illuminate in the above condition, it may
indicate that the system is not functioning
properly. Have the system checked, it is
recommended that you visit a NISSAN
dealer for this service. When the vehicle speed lowers to less than
approximately 25 km/h (16 mph), the head-
light uses the low beam.
To turn off the High Beam Assist system,
turn the headlight switch to the
posi-
tion or select the low beam position by
placing the lever in the neutral position.
LIC3696
2-58Instruments and controls

Ambient image sensor maintenance
The ambient image sensorO1for the High
Beam Assist system is located in front of
the inside mirror. To maintain the proper
operation of the high beam assist system
and prevent a system malfunction, be sure
to observe the following:
• Always keep the windshield clean.
• Do not attach a sticker (including trans- parent material) or install an accessory
near the ambient image sensor.
• Do not strike or damage the areas around the ambient image sensor. Do
not touch the sensor lens that is located
on the ambient image sensor. If the ambient image sensor is damaged
due to an accident, it is recommended that
you visit a NISSAN dealer.
Battery saver system (if so
equipped)
If the ignition switch is placed in the OFF
position while the headlight switch is in the
orposition, the headlights will
turn off af ter a period of time.
position for full illumination when driv-
ing at night. (The DRL will turn off.)
If the parking brake is applied before the
engine is started, the DRL do not illuminate.
The DRL illuminate once the parking brake
is released. The DRL will remain on until the
ignition switch is placed in the OFF position.
It is necessary at dusk to turn the headlight
switch on for interior controls and switches
to illuminate, as those remain off while the
switch is in the OFF position.
position for full
illumination, the LED lights switch from LED
DRL to the park function.
LSD3484

If the parking brake is applied before the
engine is started, the LED DRL do not illumi-
nate. The LED DRL illuminate when the
parking brake is released. The LED DRL will
remain on until the ignition switch is placed
in the OFF position.
It is necessary at dusk to turn the headlight
switch on for interior controls and switches
to illuminate, as those remain off while the
switch is in the OFF position.
LIC3176LIC2638
2-60Instruments and controls

Move the lever up or down until the turn
signal begins to flash, but the lever does
not latch, and release the lever. The turn
signal will automatically flash three times.
Choose the appropriate method to signal
a lane change based on road and traffic
conditions.
NOTE:
If the turn signal light bulb malfunctions,
the turn signal indicator will flash at a
higher frequency when the turn signal is
activated.
NOTE:
The 3 flash pass feature may be disabled.
For additional information, refer to “Ve-
hicle information display ” in this section.FOG LIGHT SWITCH (if so
equipped)
To turn the fog lights on, turn the headlight
switch to theposition, then turn the
fog light switch to theposition.
To turn the fog lights on with the headlight
switch in the AUTO position, the headlights
must be on, then turn the fog light switch to
the
position.
To turn the fog lights off, turn the fog light
switch to the OFF position. The headlights must be on and the low
beams selected for the fog lights to oper-
ate. The fog lights automatically turn off
when the high beam headlights are se-
lected.
LIC2639

WARNING
Do not disassemble the horn. Doing so
could affect proper operation of the
supplemental front air bag system.
Tampering with the supplemental
front air bag system may result in seri-
ous personal injury.
To sound the horn, push near the horn icon
on the steering wheel.
CAUTION
• The battery could run down if the
seat heater is operated while the en-
gine is not running.
• Do not use the seat heater for ex-
tended periods or when no one is us-
ing the seat.
• Do not put anything on the seat
which insulates heat, such as a blan-
ket, cushion or seat cover, etc. Other-
wise, the seat may become
overheated.
• Do not place anything hard or heavy
on the seat or pierce it with a pin or
similar object. This may result in
damage to the heater.
• Any liquid spilled on the heated seat
should be removed immediately with
a dry cloth.
• When cleaning the seat, never use
gasoline, benzine, thinner, or any
similar materials.
• If any malfunctions are found or the
heated seat does not operate, turn
the switch off and have the system
checked. It is recommended that you
visit a NISSAN dealer for this service.
LIC3973
HORN HEATED SEAT SWITCHES (if so
equipped)