2021 HYUNDAI TUCSON HYBRID warning light

04
4-23
Press brake pedal to start engine (if
equipped)
This message is displayed if the Engine
Start/Stop button changes to the ACC
position twice by pressing the button
repeatedly without depressing the brake
pedal.
You can start the vehicle by depressing
the brake pedal and then pressing the
Engine Start/Stop button.
Key not in vehicle (if equipped)
This message is displayed if the smart
key is not in the vehicle when you press
the Engine Start/ Stop button.
When attempting to start the vehicle,
always have the smart key with you.
Key not detected (if equipped)
This message is displayed if the smart
key is not detected when you press the
Engine Start/Stop button.
Press START button again (if
equipped)
This message is displayed if you were
unable to start the vehicle when the
Engine Start/Stop button was pressed.
If this occurs, attempt to start the engine
by pressing the Engine Start/ Stop button
again.
If the warning message appears each
time you press the Engine Start/Stop
button, we recommend that you have
the vehicle inspected by an authorized
HYUNDAI dealer.
Press START button with key (if
equipped)
This message is displayed if you press
the Engine Start/Stop button while the
warning message “Key not detected” is
displayed.
At this time, the immobilizer indicator
light blinks.
Check BRAKE SWITCH fuse (if
equipped)
This message is displayed if the brake
switch fuse is disconnected.
You need to replace the fuse with a new
one before starting the engine.
If that is not possible, you can start the
engine by pressing the Engine Start/
Stop button for 10 seconds in the ACC
position.
12V battery discharging due to
additional electrical devices (if
equipped)
This message is displayed if the 12V
battery voltage is weak due to any
non-factory electrical accessories (ex.
dashboard camera) while parking. Be
careful that the battery is not discharged.
If the message appears after removing
the non-factory electrical accessories,
we recommend that you have the vehicle
inspected by an authorized HYUNDAI
dealer.

Instrument cluster
4-24
Door, Hood, Liftgate open indicator
ONX4040009
This warning is displayed if any door or
the hood or the liftgate is left open. The
warning will indicate which door is open
in the display.
CAUTION
Before driving the vehicle, you should
confirm that the door/hood/liftgate
is fully closed. Also, check there is no
door/hood/liftgate open warning light
or message displayed on the instrument
cluster.
Sunroof open indicator (if equipped)
ONX4040010
This warning is displayed if you turn off
the engine when the sunroof is open.
Close the sunroof securely before leaving
your vehicle.
Low pressure
ONX4E040019
This warning message is displayed if the
tire pressure is low. The corresponding
tire on the vehicle will be illuminated.
For more details, refer to “Tire Pressure
Monitoring System (TPMS)” section in
chapter 8.

04
4-25
Wiper/Lights display
„„Wiper„„Lights
OJX1049008LOJX1049007L
• This indicator displays which wiper
speed is selected using the wiper
control.
• This indicator displays which exterior
light is selected using the lighting
control.
You can activate or deactivate Wiper/
Lights display function from the User
Settings menu in the cluster LCD display.
- Setup → User settings → Cluster →
Wiper/Lights display
Low washer fluid (if equipped)
This message is displayed if the washer
fluid level in the reservoir is nearly empty.
Have the washer fluid reservoir refilled.
Low fuel
This message is displayed if the fuel tank
is almost out of fuel.
When this message is displayed, the low
fuel level warning light in the cluster will
come on.
It is recommended to look for the nearest
fueling station and refuel as soon as
possible.
NOTICE
Do not drive the vehicle with low fuel.
Hybrid battery damage may occur
when the fuel tank is completely empty.
Engine has overheated
This message is displayed when the
engine coolant temperature is above
248°F (120°C). This means that the
engine is overheated and may be
damaged.
If your vehicle is overheated, refer to
“Overheating” section in chapter 8.
Check exhaust system (if equipped)
This message is displayed if there is a
problem with the GPF system. At this
time, the GPF warning light will also
blink. If this occurs, we recommend that
you have the GPF system checked by an
authorized HYUNDAI dealer.
GPF : Gasoline Particulate Filter
Check headlight (if equipped)
This message is displayed if the
headlights are not operating properly. A
headlight bulb may need to be replaced.
Make sure to replace the burned out
bulb with a new one of the same wattage
rating.
Check turn signal (if equipped)
This message is displayed if the turn
signal lamps are not operating properly.
A lamp may need to be replaced.
Make sure to replace the burned out
bulb with a new one of the same wattage
rating.
Check brake light (if equipped)
This message is displayed if the stop
lamps are not operating properly. A lamp
may need to be replaced.
Make sure to replace the burned out
bulb with a new one of the same wattage
rating.

04
4-31
ONX4040014
Driving force distribution (AWD)
This mode displays information related to
AWD driving force.
If the vehicle is in AWD lock state, this
mode is not displayed.
For detailed information, refer to the
"Four Wheel Drive" in the chapter 6.
Master warning group
OIG059097L
This warning light informs the driver the
following situations.
-Forward Collision-Avoidance Assist
malfunction (if equipped)
-Forward Collision-Avoidance Assist
radar blocked (if equipped)
-Blind-Spot Collision Warning
malfunction (if equipped)
-Blind-Spot Collision Warning radar
blocked (if equipped)
-LED headlamp malfunction
(if equipped)
-High Beam Assist malfunction
(if equipped)
-Smart Cruise Control malfunction (if
equipped)
-Smart Cruise Control radar blocked (if
equipped)
-Tire Pressure Monitoring System
(TPMS) malfunction
The Master Warning Light illuminates
if one or more of the above warning
situations occur.
At this time, a Master Warning icon (
)
will appear beside the User Settings icon
(
), on the LCD display.
If the warning situation is solved, the
master warning light will be turned
off and the Master Warning icon will
disappear.

04
4-33
User settings mode
ONX4E040026
In this mode, you can change the
settings of the instrument cluster, doors,
lamps, etc.
1. Driver Assistance
2. Cluster
3. Lights
4. Door
5. Convenience
6. ECO vehicle
7. Units
8. Reset
The information provided may differ
depending on which functions are
applicable to your vehicle. Shift to P to edit settings
This warning message appears if you try
to adjust the User Settings while driving.
For your safety, change the User Settings
after parking the vehicle, applying the
parking brake and pressing the P (Park)
button.
Quick guide help
This mode provides quick guides for the
systems in the User Settings mode.
Select an item, press and hold the OK
button.
For more details, about each system,
refer to this Owner’s Manual.
Information
When the infotainment system is applied,
only the User’s Setting mode on the
infotainment system is supported but the
User’s Setting mode on the instrument
cluster is not supported.

Instrument cluster
4-36
2. Cluster
ItemsExplanation
Reset fuel
economy
• At vehicle start
• After refueling
• Manually
To reset the fuel economy displayed.
Wiper/Lights DisplayTo activate or deactivate the Wiper/ Light mode.
When activated, the LCD display shows the selected Wiper/Light mode
whenever you changed the mode.
Traffic Signs To set the traffic signs displayed.
Cluster Voice Guidance Volume To adjust the cluster voice guidance volume.
Icy Road Warning To activate or deactivate the icy road warning.
Theme
Selection You can select the theme of the cluster.
• Type A Cluster : Theme A / Theme B / Theme C
• Type B Cluster : Link to Drive Mode /CLASSIC A/CLASSIC B/CLASSIC C/
CUBE
Blind-Spot View To Activate or deactivate Blind-Spot View.
3. Lights
Items
Explanation
Illumination To adjust the illumination level.
• Level 1~20
One Touch
Turn Signal
• Off : The one touch turn signal function will be deactivated.
• 3, 5, 7 Flashes : The turn signal indicator will blink 3, 5, or 7 times when
the turn signal lever is moved slightly.
For more details, refer to “Lighting” in chapter 5.
Ambient Light
Brightness
(if equipped)
• Off
• Level 1/2/3/4
Ambient
Light Color
(if equipped)
• Polar White/Moon White/Ice Blue/Ocean Blue/Jade Green/Orchid Green/
Freesia Yellow/ Sunrise Red/Aurora Purple/Lightening Violet
Headlight Delay To activate or deactivate the headlamp delay function.
For more details, refer to "Lighting" in chapter 5.
High Beam Assist To activate or deactivate High Beam Assist function.
For more details, refer to "High Beam Assist (HBA)" in chapter 5.
Ã
The information provided may differ depending on which functions are applicable
to your vehicle.

Convenient features
5-4
Remote key (if equipped)
OIG046001
Your HYUNDAI uses a remote key, which
you can use to lock or unlock the driver
and passenger doors or the liftgate.
1.
Door Lock
2.
Door Unlock
3.
Liftga

te Unlock
4.
Panic
Locking
To lock :
1.
Close all doors, engine hood and
tailga

te.
2.
Press the Door L

ock button (1) on the
remote key.
3.
The doors will lock. The hazar

d
warning lights will blink.
4.
Make sur

e the doors are locked by
checking the indicator light on the
driver side door lock button.
WARNING
Do not leave the Smart Key in
your vehicle with children that are
unattended or unsupervised.
Children could inadvertently press
the Engine Start/Stop button or could
operate the power windows or other
vehicle controls or even cause the
vehicle to move. This could result in
serious injury or death.
Unlocking
To unlock:
1.
Press the Door Unlock butt

on (2) on
the remote key.
2.
The doors will unlock. The hazar

d
warning lights will blink two times.
Information
After unlocking the doors, the doors will
lock automatically after 30 seconds unless
a door is opened.
Accessing your vehicle

05
5-5
Liftgate unlocking
To unlock:
1.
Press the Lift
gate Unlock button (3)
on the remote key for more than one
second.
2.
The hazard w

arning liftgate will blink
two times. Once the liftgate is opened
and then closed, the liftgate will lock
automatically.
Information
• After unlocking the liftgate, the liftgate
will lock automatically.
• The word “HOLD” is written on the
button to inform you that you must
press and hold the button for more
than one second.
Panic alarm
The horn sounds and the hazard warning
lights blink for about 30 seconds if this
button is pressed for more than 1 second.
To stop the horn and lights, press any
button on the transmitter.
Start-up
For detailed information refer to “Key
Ignition Switch” in chapter 6.
NOTICE
To prevent damaging the remote key:
• Keep the remote key away from
liquids or any type of extreme heat.
If water or liquid gets inside of the
remote or if the remote is subjected
to extreme heat, damage to the
internal circuit may result. This
would void the vehicle warranty.
• Avoid dropping or throwing the
remote key.
• Protect the remote key from extreme
temperatures.
Mechanical key (if equipped)
OIG046004
If the remote key does not operate
normally, you can lock or unlock the door
by using the mechanical key.
To unfold the key, press the release
button then the key will unfold
automatically.
To fold the key, fold the key manually
while pressing the release button.
NOTICE
Do not fold the key without pressing the
release button. This may damage the
key.
Remote key precautions
The remote key will not work if any of the
following occur:
• The key is in the ignition switch.
• You exceed the operating distance
limit (about 30 feet [10 m]).
• The remote key battery is weak.
• Other vehicles or objects may be
blocking the signal.
• The weather is extremely cold.
• The remote key is close to a radio
transmitter such as a radio station or
an airport which can interfere with
normal operation of the remote key.