2021 HYUNDAI SANTA FE HYBRID key battery

Convenient features
5-52
• If ‘Convenience → Welcome mirror/
light → On door unlock’ is selected in
the User Settings mode on the LCD
display, the outside mirror will fold or
unfold automatically as follows:
-The mirror will fold or unfold when
the door is locked or unlocked by
the smart key.
-The mirror will fold or unfold when
the door is locked or unlocked by
the button on the outside door
handle.
• If ‘Convenience → Welcome
mirror/light → On door unlock’ and
‘Convenience → Welcome mirror/light
→ On driver approach’ is selected in
the User Settings mode on the LCD
display, the outside mirror will unfold
automatically when you approach the
vehicle (all doors closed and locked)
with a smart key in possession.
NOTICE
The electric type side view mirror
operates even though the ignition
switch is in the OFF position. However,
to prevent unnecessary battery
discharge, do not adjust the mirrors
longer than necessary while the engine
is not running.
NOTICE
Do not fold the electric type side view
mirror by hand. It could cause motor
failure.
Reverse parking aid (if equipped)
OTM050020
When the gear is shifted to the R
(Reverse) position, the side view mirror(s)
will rotate downwards to aid with driving
in reverse.
The position of the side view mirror
switch (1) determines whether or not the
mirrors will move:
Left/Right : When either the L (Left) or
R (Right) switch is selected,
both side view mirrors will
move.
Neutral : When neither switch is
selected, the side view mirrors
will not move.
The side view mirrors will automatically
revert to their original positions if any of
the following occur:
• The Engine Start/Stop button is
pressed to either the OFF position or
the ACC position.
• The gear is shifted to any position
except R (Reverse).
• The side view mirror adjustment
button is not selected

Convenient features
5-66
Power liftgate (if equipped)
The power liftgate open/close button
automatically opens and closes the
liftgate.
Before using the power liftgate
The power liftgate operates when the
gear is in P (Park) with the Engine Start/
Stop button in the ON position. However,
the liftgate will operate regardless of the
gear position when the engine is off.
For safety, before attempting to open or
close the liftgate, make sure the vehicle
is in P (Park).
WARNING
• Never leave children unattended
in your vehicle. Children might
operate the power liftgate. Doing so
could result in injury to themselves
or others, and could damage the
vehicle.
• Make sure there are no people or
objects around the liftgate before
operating the power liftgate. Wait
until the liftgate is opened fully and
stopped before loading or unloading
cargo or passengers from the
vehicle.
NOTICE
Do not close or open the power
liftgate manually. This may cause
damage to the power liftgate. If it is
necessary to close or open the power
liftgate manually when the battery is
discharged or disconnected, do not
apply excessive force.
Opening the power liftgate
OTM050046
The power liftgate will open
automatically by doing one of the
following:
• Press the liftgate unlock button on
the smart key for approximately one
second.
OTM050050
• Press the power liftgate button for
approximately one second.
For emergency stop while operating,
press the power liftgate button shortly.

05
5-81
Battery saver function
The purpose of this feature is to prevent
the battery from being discharged.
The system automatically turns off the
position lamp when the driver turns the
vehicle off and opens the driver-side
door.
With this feature, the position lamps will
turn off automatically if the driver parks
on the side of road at night.
If necessary, to keep the lamps on when
the vehicle is turned off, perform the
following:
(1) Open the driver-side door.
(2) Turn the position lamps OFF and ON
again using the headlamp switch on
the steering column.
Headlamp delay function
(if equipped)
If you place the ignition switch to the
ACC position or the OFF position with
the headlamps ON, the headlamps (and/
or position lamps) remain on for about
5 minutes. However, if the driver’s door
is opened and closed, the headlamps
are turned off after 15 seconds. Also,
with the vehicle off if the driver’s door is
opened and closed, the headlamps (and/
or position lamps) are turned off after 15
seconds.
The headlamps (and/or position lamps)
can be turned off by pressing the lock
button on the smart key twice or turning
the headlamp switch to the OFF or AUTO
position.
You can enable the headlamp delay
function by selecting ‘Setup → User
Settings → Lights → Headlight Delay.
NOTICE
If the driver exits the vehicle through
another door besides the driver
door, the battery saver function
does not operate and the headlamp
delay function does not turn OFF
automatically.
This may cause the battery to
discharge. To avoid battery discharge,
turn OFF the headlamps manually from
the headlamp switch before exiting the
vehicle.

05
5-85
INTERIOR LIGHTS
WARNING
Do not use the interior lights when
driving in the dark. The interior lights
may obscure your view and cause an
accident.
NOTICE
Do not use the interior lights for
extended periods when the vehicle is
turned off or the battery will discharge.
Interior lamp AUTO cut
The interior lamps will automatically go
off approximately 10 minutes after the
vehicle is turned off and the doors are
closed. If a door is opened, the lamp
will go off 40 minutes after the vehicle
is turned off. If the doors are locked by
the smart key and the vehicle enters the
armed stage of the theft alarm system,
the lamps will go off five seconds later.
Front lamps
OTM050227L
Front map lamp ():
Touch either icons to turn the map lamp
on or off. This light produces a spot
beam for convenient use as a map lamp
at night or as a personal lamp for the
driver and the front passenger.
Door lamp ():
The front or rear room lamps come on
when the front or rear doors are opened.
When doors are unlocked by the smart
key, the front and rear lamps come on
for approximately 30 seconds as long as
any door is not opened. The front and
rear room lamps go out gradually after
approximately 30 seconds when the
door is closed. However, if the Engine
Start/Stop button is in the ON position
or all doors are locked, the front and rear
lamps will turn off. If a door is opened
with the ignition switch in the ACC
position or the OFF position, the front
and rear lamps will stay on for about 20
minutes.
Room lamp ()
Press the button to turn ON the room
lamp for the front/rear seats.

Driving your vehicle
6-8
NOTICE
To prevent damage to the vehicle:
• If the “
” indicator turns off while
you are in motion, do not attempt to
move the shift button to the P (Park)
position.
• Do not push or tow your vehicle to
start the vehicle.
NOTICE
To prevent damage to the vehicle:
Do not press the Engine Start/Stop
button for more than 10 seconds except
when the stop lamp fuse is blown.
When the stop lamp fuse is blown,
you cannot normally start the hybrid
system. Replace the fuse with a new
one. If you are not able to replace
the fuse, you can start the vehicle by
pressing and holding the Engine Start/
Stop button for 10 seconds with the
Engine Start/Stop button in the ACC
position.
For your safety always depress the
brake pedal before starting the vehicle.OTM060002
Information
If the smart key battery is weak or the
smart key does not work correctly, you
can start the vehicle by pressing the
Engine Start/Stop button with the smart
key in the direction of the picture above.
Turning off the engine
1. Stop the vehicle and depress the
brake pedal fully.
2. Make sure the shift button is in
P(Park).
3. Press the Engine Start/Stop button
to the OFF position and apply the
parking brake.

06
6-13
5. When the message ‘Vehicle will stay in
(N). Change gear to cancel’ (or ‘N will
stay engaged when the vehicle is Off’)
appears on the cluster LCD display,
press the Engine Start/Stop button
while depressing the brake pedal.
However, if you open the driver’s or
front passenger’s door, the gear will
automatically shift to P (Park) and the
Engine Start/ Stop button will change to
the OFF position.
When the battery is discharged:
You cannot shift the shift button, when
the battery is discharged.
In emergencies, do the following to
move the shift button to N (Neutral) on a
level ground.
1. Connect the battery cables from
another vehicle or from another
battery.
For more details, refer to “Jump
Starting” in chapter 8.
2. Release the parking brake with the
Engine Start/Stop button in the ON
position.
3. Shift the gear to the N(Neutral)
position refer to the “Stay in Neutral
when vehicle is Off” in this chapter.
Parking
Always come to a complete stop and
continue to depress the brake pedal.
Move the shift button into the P (Park)
position, apply the parking brake, and
place the ignition switch in the LOCK/
OFF position. Take the Key with you
when exiting the vehicle.
• The gear is shifted to P (Park) position
automatically for safety under the
following conditions.
-When the driver unfastens the
seat belt and opens the driver’s
door in the “Stay in Neutral when
the ignition is in the ON or OFF
condition
-When turning off the engine in the
R (Reverse) / D (Drive) or N (Neutral)
position
This is supplemental function for safety.
Always check the P (Park) position is
shifted.
WARNING
When you stay in the vehicle with
the engine running, be careful not to
depress the accelerator pedal for a long
period of time. The engine or exhaust
system may overheat and start a fire.
The exhaust gas and the exhaust system
are very hot. Keep away from the
exhaust system components.
Do not stop or park over flammable
materials, such as dry grass, paper or
leaves. They may ignite and cause a fire.

Driver assistance system
7-130
• The vehicle moves 22 ft. (7 m)
while the smart key is pressed with
Remote Forward/Backward function
(maximum travel distance per button
press)
When Remote Forward/Backward
function is paused, the vehicle will stop.
If the condition that made the function
to pause disappears, the function may
operate again.
The function will cancel in the
following conditions when:
• The steering wheel is steered
• The gear is shifted while the vehicle is
moving
• Operating EPB while the vehicle is
moving
• The engine hood is open
• The brake pedal or accelerator pedal
is depressed when all the doors are
closed
• The smart key is outside the vehicle
when the brake pedal is depressed
while the driver's door is open
• Rapid acceleration occurs
• Vehicle skid occurs
• The wheel is stuck by an obstacle and
cannot move
• There are pedestrians, animals or
objects at the front and rear of the
vehicle at the same time •
Approximately 3 minutes and 50
seconds have past after Remote
Forward/Backward function has
started to operate
• The slope of the road exceeds the
operational range
• The function is paused for more than
1 minute
• The total travel distance of the vehicle
has exceeded 45 ft. (14 m) after
Remote Forward/Backward function
operation
• The steering wheel, gearshift, braking,
and drive controls are not working
normally
• There is a problem with the smart key
or the smart key battery is low
• ABS, TCS or ESC system operates due
to slippery road conditions
• The alarm of the Theft Alarm System
sounds
When Remote Forward/Backward
function is canceled, the vehicle will
automatically stop, shift the gear to
P (Park) and engage EPB (Electronic
Parking Brake).

Driver assistance system
7-132
OTM070221L
System standby
When ‘Parking Assist Conditions Not
Met’ message appears, when Parking/View () button has been pressed and
held, Remote Smart Parking Assist is in
standby. After a while, press and hold the
Parking/View (
) button again to see if
the system works.
The message appears even when the
smart key's battery is low. Check the
smart key battery level.
Limitations of the system
In the following circumstances, system
performance to park or exit the vehicle
may be limited, there may be a risk of
collision, or Remote Smart Parking Assist
may turn off. Park or exit the vehicle
manually if necessary.
• An object is attached to the steering
wheel
• The vehicle is installed with a snow
chain, spare tire or different size
wheel
• Tire pressure is lower or higher than
the standard tire pressure
• Your vehicle is loaded with cargo
longer or wider than your vehicle or a
trailer is connected to your vehicle
• There is a problem with the wheel
alignment
• Your vehicle is leaned severely to one
side
• Your vehicle is equipped with a trailer
hitch
• The license plate is installed
differently from the original location
• There is a person, animal or object
above or below the ultrasonic sensor
when Remote Smart Parking Assist is
activated
• The parking space is curved or
diagonal
• There is an obstacle such as a person,
animal or object (trash can, bicycle,
motorcycle, shopping cart, narrow
pillar etc.) near the parking space