2021 NISSAN SENTRA horn

WARNING
•If the driver selects “Disable Alert”, no
audible alert will be provided regard-
less of rear door open/close status.
•There may be times when there is an
object or passenger in the rear
seat(s) but the audible alert does not
sound. For example, this may occur if
rear seat passengers enter or exit the
vehicle during a trip.
•The system does not directly detect
objects or passengers in the rear
seat(s). Instead, it can detect when a
rear door is opened and closed, indi-
cating that there may be something
in the rear seat(s).
NOTE:
There may be times when the horn
sounds but there are no objects or pas-
sengers in the rear seat(s).
For additional information, refer to “Rear
Door Alert is activated” in this section.

Symptom Possible Cause Remedy
When closing the doorsThe Rear Door Alert warning message
appears on the display, the horn
sounds three times, pauses, and
sounds three more times, or a Check
Rear Seat for All Articles warning ap-
pears on the display.The Rear Door Alert is activated.Check the back seat for all articles,
press the ENTER button to clear the
Rear Door Alert warning message.

1. Headlight/fog light (if so equipped)/turn signal switch (P. 2-55)
2. Steering wheel switch (P. 2-17) Audio controls (P. 4-45)
Bluetooth® Hands-Free Phone System
(P. 4-67)
3. Driver's supplemental air bag (P. 1-44) Horn (P. 2-62)
4. Meters and gauges (P. 2-4) Warning and indicators lights (P. 2-8)
Vehicle information display (P. 2-17),
(P. 2-34)
5. Cruise control switches (P. 5-58) Intelligent Cruise Control (ICC) switches
(if so equipped) (P. 5-59)
Bluetooth® Hands-Free Phone System
(P. 4-67)
6. Wiper and washer switch (P. 2-54)
7. Vents (P. 4-32)
8. Hazard warning flasher switch (P. 6-2)
9. Front passenger air bag status light
(P. 1-44)
10. Audio system (P. 4-45)
11. Front passenger supplemental air bag
(P. 1-44)
12. Glove box (P. 2-66)
13. Passenger supplemental knee air bag
(P. 1-44)
14. Shif t lever (P. 5-16)
15. Push-button ignition switch (P. 5-11)
16. Climate controls (P. 4-33, 4-40)
LII2638
INSTRUMENT PANEL

2 Instruments and controls
Instrument panel................................2-2
Meters and gauges .............................2-4
Speedometer and odometer .................2-4
Tachometer ..................................2-5
Engine coolant temperature gauge ..........2-6
Fuel gauge ................................... 2-7
Distance To Empty (DTE) ..................... 2-7
Warning lights, indicator lights and audible
reminders .......................................2-8
Checking lights ...............................2-9
Warning lights ................................2-9
Indicator lights .............................. 2-14
Audible reminders ........................... 2-16
Vehicle information display 4.2 inch (11 cm)
TYPE A (if so equipped) ......................... 2-17
How to use the vehicle information
display ...................................... 2-18
Startup display .............................. 2-18
Settings ..................................... 2-18
Vehicle information display indicators .......2-25
Vehicle information display warnings
and indicators ............................... 2-27
Vehicle information display– 7 inch (18 cm)
Type B (if so equipped) ......................... 2-34
How to use the vehicle information
display ...................................... 2-34
Startup display .............................. 2-35Resetting the drive computer
...............2-35
Settings ..................................... 2-35
Vehicle information display indicators .......2-43
Vehicle information display warnings ........2-44
Security systems ............................... 2-52
Vehicle security system (if so equipped) .....2-52
NISSAN Vehicle Immobilizer System .........2-53
Wiper and washer switch .......................2-54
Switch operation ............................ 2-54
Rear window and outside mirror
(if so equipped) defroster switch ...............2-55
Headlight and turn signal switch ...............2-55
Headlight control switch ....................2-55
Daytime Running Lights (DRL) system
(if so equipped) .............................. 2-59
LED Daytime Running Lights (DRL)
system (if so equipped) ......................2-59
Instrument brightness control ..............
2-60
T

urn signal switch ........................... 2-60
Fog light switch (if so equipped) .............2-61
Horn ........................................... 2-62
Heated seat switches (if so equipped) ..........2-62
Heated steering wheel switch (if so equipped) . . 2-63
E-call (SOS) button (if so equipped) .............2-64
Rear Door Alert ................................. 2-64
Power outlet ................................... 2-66

1. Headlight/fog light (if so equipped)/turn signal switch (P. 2-55)
2. Steering wheel switch (P. 2-17) Audio controls (P. 4-45)
Bluetooth® Hands-Free Phone System
(P. 4-67)
3. Driver's supplemental air bag (P. 1-44) Horn (P. 2-62)
4. Meters and gauges (P. 2-4) Warning and indicators lights (P. 2-8)
Vehicle information display (P. 2-17),
(P. 2-34)
5. Cruise control switches (P. 5-58) Intelligent Cruise Control (ICC) switches
(if so equipped) (P. 5-59)
Bluetooth® Hands-Free Phone System
(P. 4-67)
6. Wiper and washer switch (P. 2-54)
7. Vents (P. 4-32)
8. Hazard warning flasher switch (P. 6-2)
9. Front passenger air bag status light
(P. 1-44)
10. Audio system (P. 4-45)
11. Front passenger supplemental air bag
(P. 1-44)
12. Glove box (P. 2-66)
13. Passenger supplemental knee air bag
(P. 1-44)
14. Shif t lever (P. 5-16)
15. Push-button ignition switch (P. 5-11)
16. Climate controls (P. 4-33, 4-40)
LII2638
INSTRUMENT PANEL

Side Radar Obstruction
This message appears when the Blind
Spot Warning (BSW) or Rear Cross Traffic
Alert (RCTA) systems become unavailable
because a radar blockage is detected. For
additional information, refer to “Blind Spot
Warning (BSW)” or “Rear Cross Traffic Alert
(RCTA)” in the “Starting and driving” section
of this manual.
Check Rear Seat For All Articles
When the system is enabled, this message
appears when the vehicle comes to a com-
plete stop, the vehicle is transitioned from
the D (Drive) position to P (Park) position,
and the driver exits the vehicle. This mes-
sage alerts the driver, af ter a period of time,
to check for items in the rear seat af ter the
audible alert has been provided.
NOTE:
This system is disabled until a driver en-
ables it using the vehicle information
display. For additional information, refer
to “How to use the vehicle information
display ” in this section.
For additional information, refer to “Rear
Door Alert” in this section.
Rear Door Alert is activated
When the system is enabled, this message
appears when the Rear Door Alert system
is active and can remind the driver to check
the back seat.
• Using the steering wheel switch, a drivercan select “Dismiss Message” to clear the
display for a period of time. If no selection
is made, this message automatically
turns off af ter a period of time.
• Using the steering wheel switch, a driver can select “Disable Alert” to disable the
horn alert for the remainder of the cur-
rent trip.

Menu itemResult
Selective Unlock Allows user to turn selective unlock on or off. When turned on, only the driver’s door is unlocked af ter the door
unlock operation. When the door handle request switch on the driver’s or front passenger’s side door is
pushed to be unlocked, only the corresponding door is unlocked first. All the doors can be unlocked if the
door unlock operation is performed again within 5 seconds. When this item is turned off, all the doors will be
unlocked af ter the door unlock operation is performed once.
Auto Door Unlock Displays the auto door unlock options.
Shif t to P Doors will unlock when the vehicle is shif ted into Park.
IGN OFF Doors will unlock when the ignition is turned off.
OFF Doors will have to be manually unlocked.
Horn beeps on lock Allows user to turn answer back horn on or off. When turned on, the horn will chirp and the hazard indicators
will flash once when locking the vehicle with the Intelligent Key.
Wipers Displays the available wiper options.
Speed Dependent Allows user to turn wiper with speed on or off.
Remote Engine Start (if so equipped) Allows user to turn the Remote Engine Start on or off. When turned on, the engine can be restarted remotely.
For additional information, refer to “Remote Engine Start” in the “Pre-driving checks and adjustments” section
of this manual.
Rear Door Alert Displays the available Rear Door Alert options.
Horn & Alert When selected, the alert is displayed and horn sounds.
Alert Only When selected, the alert is displayed and horn sounds.
OFF When selected, no alert or horn will be active.
Instruments and controls2-39

Under the following conditions, the ICC sys-
tem is automatically canceled:
• When the VDC operates
• When a wheel slips
The above system cannot be used in some
situations (VDC operates and wheel slip.)
Unavailable: High Cabin Temperature
This message appears when the camera
detects an interior temperature of more
than approximately 104°F (40°C). For addi-
tional information, refer to “Lane Departure
Warning (LDW)” in the “Starting and driving”
section of this manual.
Rear Door Alert is activated
When the system is enabled, this message
appears when the Rear Door Alert system
is active and can remind the driver to check
the back seat.
• Using the steering wheel switch, a drivercan select “Dismiss Message” to clear the
display for a period of time. If no selection
is made, this message automatically
turns off af ter a period of time.
• Using the steering wheel switch, a driver can select “Disable Alert” to disable the
horn alert for the remainder of the cur-
rent trip.