check engine light NISSAN SENTRA 2021 Owners Manual

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

CHECKING LIGHTS
With all doors closed, apply the parking
brake, fasten the seat belts and place the
ignition switch in the ON position without
starting the engine. The following lights (if
so equipped) will come on:
,,,,,or
The following lights (if so equipped) will
come on briefly and then go off:
,or,,,,
If any light does not come on or operate in
a way other than described, it may indicate
a burned-out bulb and/or a system mal-
function. Have the system checked. It is
recommended that you visit a NISSAN
dealer for this service.
Some indicators and warnings are also dis-
played on the vehicle information display
between the speedometer and tachom-
eter. For additional information, refer to “Ve-
hicle information display” in this section.
WARNING LIGHTS
For additional information on warnings
and indicators, refer to “Vehicle information
display” in this section.
orAnti-lock Braking
System (ABS)
warning light
When the ignition switch is placed in the ON
position, the ABS warning light illuminates
and then turns off. This indicates the ABS is
operational.
If the ABS warning light illuminates while
the engine is running or while driving, it
may indicate the ABS is not functioning
properly. Have the system checked. It is
recommended that you visit a NISSAN
dealer for this service.
If an ABS malfunction occurs, the anti-lock
function is turned off. The brake system
then operates normally but without anti-
lock assistance. For additional information,
refer to “Brake system” in the “Starting and
driving” section of this manual.
Automatic Emergency
Braking (AEB) with
Pedestrian Detection
system warning light
This light comes on when the ignition
switch is placed in the ON position. It turns
off af ter the engine is started.This light illuminates when the AEB with
Pedestrian Detection system is set to OFF
in the vehicle information display.
If the light illuminates when the AEB with
Pedestrian Detection system is on, it may
indicate that the system is unavailable. For
additional information, refer to “Automatic
Emergency Braking (AEB) with Pedestrian
Detection” and “Intelligent Forward Colli-
sion Warning (I-FCW)” in the “Starting and
driving” section of this manual.
orBrake warning
light
This light functions for both the parking
brake and the foot brake systems.
Parking brake indicator
When the ignition switch is placed in the ON
position, the light comes on when the park-
ing brake is applied.
Instruments and controls2-9

Low brake fluid warning light
When the ignition switch is placed in the ON
position, the light warns of a low brake fluid
level. If the light comes on while the engine
is running with the parking brake not ap-
plied, stop the vehicle and perform the fol-
lowing:
1. Check the brake fluid level. Add brakefluid as necessary. For additional infor-
mation, refer to “Brake fluid” in the “Do-it-
yourself ” section of this manual.
2. If the brake fluid level is correct, have the warning system checked. It is recom-
mended that you visit a NISSAN dealer
for this service.

High Beam Assist indicator
light (green)
This indicator light illuminates when the
headlights come on while the headlight
switch is in the AUTO position with the high
beams selected. This indicates that the
high beam assist is operational.
For additional information, refer to “Head-
light and turn signal switch” in this section.
High beam indicator light
(blue)
This blue light comes on when the head-
light high beams are on and goes out when
the low beams are selected.
The high beam indicator light also comes
on when the passing signal is activated.
Malfunction Indicator Light
(MIL)
If this indicator light comes on steady or
blinks while the engine is running, it may
indicate a potential emission control mal-
function.
The MIL may also come on steady if the
fuel-filler cap is loose or missing, or if the
vehicle runs out of fuel. Check to make sure
the fuel-filler cap is installed and closedtightly, and that the vehicle has at least 3
gallons (11.4 liters) of fuel in the fuel tank.
Af ter a few driving trips, the
light
should turn off if no other potential emis-
sion control system malfunction exists.
If this indicator light comes on steady for 20
seconds and then blinks for 10 seconds
when the engine is not running, it indicates
that the vehicle is not ready for an emission
control system inspection/maintenance
test. For additional information, refer to
“Readiness for Inspection/Maintenance
(I/M) test” in the “Technical and consumer
information” section of this manual.
Operation
The MIL will come on in one of two ways:
•
MIL on steady — An emission control sys-
tem malfunction has been detected.
Check the fuel-filler cap if the Loose Fuel
Cap warning appears in the vehicle infor-
mation display. If the fuel-filler cap is loose
or missing, tighten or install the cap and
continue to drive the vehicle. The
light
should turn off af ter a few driving trips. If
the
light does not turn off af ter a few
driving trips, have the vehicle inspected. It is
recommended that you visit a NISSAN
dealer for this service. You do not need to
have your vehicle towed to the dealer.
• MIL blinking — An engine misfire has been detected which may damage the emis-
sion control system. To reduce or avoid
emission control system damage:– do not drive at speeds above 45 mph (72 km/h).
– avoid hard acceleration or decelera- tion.
– avoid steep uphill grades.
– if possible, reduce the amount of cargo being hauled or towed.
The MIL may stop blinking and come on
steady. Have the vehicle inspected. It is rec-
ommended that you visit a NISSAN dealer
for this service. You do not need to have
your vehicle towed to the dealer.

Side light and headlight
indicator light (green)
The side light and headlight indicator light
illuminates when the side light or headlight
position is selected. For additional informa-
tion, refer to “Headlight and turn signal
switch” in this section.
Slip indicator light
This indicator will blink when the Vehicle
Dynamic Control (VDC) system is operat-
ing, thus alerting that the vehicle is nearing
its traction limits. The road surface may be
slippery.
You may feel or hear the system working;
this is normal.
The light will blink for a few seconds af ter
the VDC system stops limiting wheel spin.
The
indicator light also comes on
when you place the ignition switch in the
ON position. The light will turn off af ter ap-
proximately 2 seconds if the system is op-
erational. If the light does not come on
have the system checked. it is recom-
mended that you visit a NISSAN dealer for
this service.
Turn signal/hazard
indicator lights
The appropriate light flashes when the turn
signal switch is activated.
Both lights flash when the hazard switch is
turned on.
Vehicle Dynamic Control
(VDC) OFF indicator light
This indicator light comes on when the
VDC is turned off in the vehicle information
display. This indicates the VDC has been
turned off.
Turn the VDC on using the vehicle informa-
tion display, or by restarting the engine. For
additional information, refer to “Vehicle Dy-
namic Control (VDC) system” in the “Start-
ing and driving” section of this manual.
The VDC light also comes on when the ig-
nition switch is placed in the ON position.
The light will turn off af ter a period of time if
the system is operational. If the light stays
on or comes on along with the
indica-
tor light while you are driving, have the VDC
system checked. It is recommended that
you visit a NISSAN dealer for this service.

8. Engine start operation for Intelligent Keysystem (if I-Key battery level is low)
9. Release Parking Brake
10. Low Fuel
11. Loose Fuel Cap
12. Low Oil Pressure: See Owner’s Manual
13. Low Washer Fluid
14. Tire Pressure Low — Add Air
15. TPMS Error: See Owner’s Manual
16. Door/Trunk Open
17. Power will turn off to save the battery
18. Power turned off to save the battery
19. Reminder: Turn OFF Headlights
20. Headlight System Error: See Owner’s Manual (if so equipped)
21. Engine Oil Service due in---km
22. BSW/RCTA System Malfunction: See Owner’s Manual
23. Side Radar Obstruction
24. Check Rear Seat for All Articles
25. Rear Door Alert is activated
26. Shipping Mode On Push Storage Fuse 27. Not Available Poor Road Conditions (if
so equipped)
28. CVT Malfunction Service now
29. Illumination indicator
30. Outside Temperature Display
31. Low Outside Temperature (if so equipped)
32. Unavailable: Front Radar Obstruction
33. ECO mode indicator
34. Parking Sensor Error-See Owner’s Manual
35. Not Available System Malfunction (if so equipped)
36. Unavailable High Cabin Temperature
37. Currently not available (if so equipped)
38. Rear seat belt reminder
39. Rotate Steering Wheel and Push Start Switch
40. No Key Press and hold to Stop Engine
41. Speed Limit Sign (if so equipped)
42. Driver Attention Alert —Take a Break?
43. Driver Attention Alert MalfunctionNo Key Detected
This warning appears when the Intelligent
Key is lef t outside the vehicle with the igni-
tion switch in the ON position. Make sure
the Intelligent Key is inside the vehicle.
For additional information, refer to “NISSAN
Intelligent Key®” in the “Pre-driving checks
and adjustments” section of this manual.
Key ID Incorrect
This warning appears when the ignition
switch is placed from the OFF position and
the Intelligent Key is not recognized by the
system. You cannot start the engine with
an unregistered key.
For additional information, refer to “NISSAN
Intelligent Key®” in the “Pre-driving checks
and adjustments” section of this manual.
Key Battery Low
This indicator illuminates when the Intelli-
gent Key battery is running out of power.
If this indicator illuminates, replace the bat-
tery with a new one. For additional infor-
mation, refer to “Battery replacement” in
the “Do-it-yourself ” section of this manual.
2-28Instruments and controls

Key System Error: See Owner’s
Manual
Af ter the ignition switch is pushed to the
ON position, this light comes on for a period
of time and then turns off.
The Key System Error message warns of a
malfunction with the Intelligent Key sys-
tem. If the light comes on while the engine
is stopped, it may be impossible to start
the engine.
If the light comes on while the engine is
running, you can drive the vehicle. However,
in these cases, have the system checked. It
is recommended that you visit a NISSAN
dealer for this service.
Shif t to Park (if so equipped)
This warning illuminates when the ignition
switch is in the AUTO ACC or OFF position
and the shif t lever is not in the P (Park)
position. Also, a chime sounds when the
ignition switch is in the AUTO ACC or OFF
position.
If this warning illuminates, move the shif t
lever to the P (Park) position and start the
engine.
Push brake and start switch to drive
(if so equipped)
This indicator appears when the shif t lever
is in the P (Park) position.
This indicator means that the engine will
start by pushing the ignition switch with
the brake pedal depressed. You can start
the engine from any position of the ignition
switch.
Push clutch and start switch to drive
(if so equipped)
This indicator appears when the shif t lever
is in the N (Neutral) position.
This indicator means that the engine will
start by pushing the ignition switch with
the clutch and brake pedal depressed. You
can start the engine from any position of
the ignition switch.
Engine start operation for Intelligent
Key system (if I-Key battery level is
low)
This indicator appears when the battery of
the Intelligent Key is low and when the In-
telligent Key system and the vehicle are not
communicating normally.If this appears, touch the ignition switch
with the Intelligent Key while depressing
the brake pedal. For additional information,
refer to “NISSAN Intelligent Key® battery dis-
charge” in the “Starting and driving” section
of this manual.
Release Parking Brake
This warning illuminates in the message
area of the vehicle information display
when the parking brake is set and the ve-
hicle is driven.
Low Fuel
This warning illuminates when the fuel level
in the fuel tank is getting low. Refuel as
soon as it is convenient, preferably before
the fuel gauge reaches 0 (Empty).
There
will be a small reserve of fuel in the tank
when the fuel gauge needle reaches 0
(Empty).
Loose Fuel Cap
This warning appears when the fuel-filler
cap is not tightened correctly af ter the ve-
hicle has been refueled. For additional in-
formation, refer to “Fuel-filler cap” in the
“Pre-driving checks and adjustments” sec-
tion of this manual.
Instruments and controls2-29

Low Oil Pressure: See Owner’s Manual
This warning appears in the message area
of the vehicle information display if low oil
pressure is detected. This gauge is not de-
signed to indicate low oil level.The low oil
pressure warning is not designed to indi-
cate a low oil level. Use the dipstick to
check the oil level. For additional informa-
tion, refer to “Engine oil” in the “Do-it-
yourself ” section of this manual.
Low Washer Fluid
This warning illuminates when the
windshield-washer fluid is at a low level.
Add windshield-washer fluid as necessary.
For additional information, refer to
“Windshield-washer fluid” in the “Do-it-
yourself ” section of this manual.
Tire Pressure Low - Add Air
This warning appears when the low tire
pressure warning light in the meter illumi-
nates and low tire pressure is detected. The
warning appears each time the ignition
switch is placed in the ON position as long
as the low tire pressure warning light re-
mains illuminated. If this warning appears,
stop the vehicle and adjust the tire pres-
sures of all four tires to the recommended
COLD tire pressure shown on the Tire and
Loading Information label. For additional information, refer to “Low tire pressure
warning light” in this section and “Tire Pres-
sure Monitoring System (TPMS)” in the
“Starting and driving” section of this
manual.
TPMS Error: See Owner’s Manual
This warning appears when there is an er-
ror with your TPMS. If this warning comes
on, have the system checked. It is recom-
mended that you visit a NISSAN dealer for
this service.
Door/Trunk Open
This warning illuminates when a door has
been opened.
Power will turn off to save the battery
This message appears in the vehicle infor-
mation display af ter a period of time if the
ignition switch is in the ON position and if
the vehicle is in P (Park). For additional infor-
mation, refer to “Push-button ignition
switch positions” in the “Starting and driv-
ing” section of this manual.
Power turned off to save the battery
This message appears af ter the ignition
switch is automatically turned off. For addi-
tional information, refer to “Push-button ig-
nition switch positions” in the “Starting and
driving” section of this manual.
Reminder: Turn OFF Headlights
This warning appears when the headlights
are lef t in the ON position when exiting the
vehicle. Place the headlight switch in the
OFF or AUTO position. For additional infor-
mation, refer to “Headlight and turn signal
switch” in this section.
Headlight System Error: See Owner’s
Manual (if so equipped)
This warning appears when the LED head-
lights are not functioning properly.
If this warning appears, have your system
checked. It is recommended that you visit a
NISSAN dealer for this service.
Engine Oil Service due i
n–––km
This distance to oil change is displayed if
the distance to oil change is less than 100
km (62 miles).
BSW/RCTA System Malfunction: See
Owner’s Manual
This warning appears when the Blind Spot
Warning/Rear Cross Traffic Alert systems
are not functioning properly. For additional
information, refer to “Blind Spot Warning
(BSW)” and “Rear Cross Traffic Alert (RCTA)”
in the “Starting and driving” section of this
manual.
2-30Instruments and controls

10. Release Parking Brake
11. Low Fuel
12. Loose Fuel Cap
13. Engine Oil Service due in–––km
14. Low Washer Fluid (if so equipped)
15. Tire Pressure Low - Add Air
16. Door/ Trunk Open
17. Timer Alert —Time for a break?
18. Low outside temperature indicator
19. Power will turn off to save the battery
20. Power turned off to save the battery
21. Reminder: Turn OFF Headlights
22. Headlight System Error See Owner’sManual (if so equipped)
23. Parking Sensor Error: See Owner’s Manual
24. Driver Attention Alert— Take a Break?
25. Driver Attention Alert Malfunction
26. Malfunction: See Owner’s Manual
27. Unavailable: Side Radar Obstruction
28. Malfunction (if so equipped) 29. Shipping Mode On Push Storage Fuse
30. Intelligent Cruise Control (ICC) indica-
tors (if so equipped)
31. CVT (AT) Malfunction Service now (if so equipped)
32. CVT (AT) hot Power reduced (if so equipped)
33. Chassis Control System Error: See Owner’s Manual (if so equipped)
34. Not Available System Malfunction
35. Not Available Front Radar Blocked
36. Currently not available (if so equipped)
37. Not Available Poor Road Conditions (if so equipped)
38. Unavailable: High Cabin Temperature
39. Rear Door Alert is activated
40. Check Rear Seat For All Articles
41. Rear seat belt reminder
42. Rotate Steering Wheel and Push Start Switch
43. No Key Press and hold to Stop Engine
44. Speed Limit Sign (if so equipped)
45. Brightness indicator 46. Engine Stalled Stop safely
47. Engine Malfunction Power reduced Ser-
vice now
48. Engine Malfunction Service now
49. Engine hot Power reduced
No Key Detected
This warning appears when the Intelligent
Key is lef t outside the vehicle with the igni-
tion switch in the ON position. Make sure
the Intelligent Key is inside the vehicle.
For additional information, refer to “NISSAN
Intelligent Key®” in the “Pre-driving checks
and adjustments” section of this manual.
Key ID Incorrect
This warning appears when the ignition
switch is placed from the OFF position and
the Intelligent Key is not recognized by the
system. You cannot start the engine with
an unregistered key.
For additional information, refer to “NISSAN
Intelligent Key®” in the “Pre-driving checks
and adjustments” section of this manual.
Instruments and controls2-45

Key Battery Low
This indicator illuminates when the Intelli-
gent Key battery is running out of power.
If this indicator illuminates, replace the bat-
tery with a new one. For additional infor-
mation, refer to “Battery replacement” in
the “Do-it-yourself ” section of this manual.
Key System Error: See Owner’s
Manual
Af ter the ignition switch is pushed to the
ON position, this light comes on for a period
of time and then turns off.
The Key System Error message warns of a
malfunction with the Intelligent Key sys-
tem. If the light comes on while the engine
is stopped, it may be impossible to start
the engine.
If the light comes on while the engine is
running, you can drive the vehicle. However,
in these cases, have the system checked. It
is recommended that you visit a NISSAN
dealer for this service.
Key Registration Complete
This appears when a new Intelligent Key is
registered to the vehicle.
Shif t to Park
This warning illuminates when the ignition
switch is in the AUTO ACC or OFF position
and the shif t lever is not in the P (Park)
position. Also, a chime sounds when the
ignition switch is in the AUTO ACC or OFF
position.
If this warning illuminates, move the shif t
lever to the P (Park) position and start the
engine.
Push Ignition to OFF
Af ter the Push Ignition to OFF warning illu-
minates, the warning will illuminate if the
ignition switch is placed in the AUTO ACC
position when the shif t lever is moved to
the P (Park) position.
To turn off the Push warning, place the ig-
nition switch in the ON position and then in
the LOCK position.
Push brake and start switch to drive
This indicator appears when the shif t lever
is in the P (Park) position.
This indicator also appears when the ve-
hicle has been started using the Remote
Engine Start (if so equipped) function.
This indicator means that the engine will
start by pushing the ignition switch withthe brake pedal depressed. You can start
the engine from any position of the ignition
switch.
Engine start operation for Intelligent
Key system (if I-Key battery level is
low)
This indicator appears when the battery of
the Intelligent Key is low and when the In-
telligent Key system and the vehicle are not
communicating normally.
If this appears, touch the ignition switch
with the Intelligent Key while depressing
the brake pedal. For additional information,
refer to “NISSAN Intelligent Key® battery dis-
charge” in the “Starting and driving” section
of this manual.
Release Parking Brake
This warning illuminates in the message
area of the vehicle information display
when the parking brake is set and the ve-
hicle is driven.
Low Fuel
This warning illuminates when the fuel level
in the fuel tank is getting low. Refuel as
soon as it is convenient, preferably before
the fuel gauge reaches 0 (Empty).
There
2-46Instruments and controls