2020 HYUNDAI NEXO clock

6-25
What to do in an emergency
6
When towing your vehicle in an
emergency without wheel dollies:
1. Place the POWER button in the
ACC position.
2. Place the shift button in N
(Neutral).
3. Release the parking brake.
Removable Towing Hook
1. Open the liftgate, and remove the
towing hook from the tool case.2. Remove the hole cover by press-
ing the lower part of the cover on
the front or rear bumper.
3. Install the towing hook by turning it
clockwise into the hole until it is
fully secured.
4. Remove the towing hook and
install the cover after use. If your vehicle is equipped with
a rollover sensor, place the
POWER button in the LOCK/
OFF or ACC position when the
vehicle is being towed. The side
impact and curtain air bag may
deploy if the sensor detects the
situation as a rollover.WARNING
Failure to place the shift button
in N (Neutral) when being towed
with the front wheels on the
ground can cause internal dam-
age to the vehicle.
CAUTION
OFE068018
■Front
OFE068019
■Rear

7-14
Maintenance
For mixing percentage, refer to the
following table:
Information
If in doubt about the mix ratio, a 50%
water and 50% antifreeze mix is the
easiest to mix together as it will be the
same quantity of each. It is suitable to
use for most temperature ranges of
- 31°F and higher.
i
Ambient
Temperature Mixture Percentage
(volume)
Antifreeze Water
5°F (-15°C) 35 65
-13°F (-25°C) 40 60
-31°F (-35°C) 50 50
-49°F (-45°C) 60 40
Never remove the
radiator cap or the
drain plug while the
radiator is hot. Hot
coolant and steam
may blow out under pressure,
causing serious injury.
WARNING
OFE078004
Turn the vehicle off and wait
until the parts in the fuel cell
power module compartment
cools down. Use extreme care
when removing the radiator
cap. Wrap a thick towel around
it, and turn it counterclockwise
slowly to the first stop. Step
back while the pressure is
released from the cooling sys-
tem. When you are sure all the
pressure has been released,
press down on the cap, using a
thick towel, and continue turn-
ing counterclockwise to remove
it.

Stack cooling coolant
When adding stack coolingcoolant, use only exclusive coolant
for fuel cell stack in authorized
HYUNDAI dealer and never mix
any water or liquid.
An improper coolant mixture can result in severe malfunction or
electric devices damage.
If the vehicle is damaged by adding unspecified liquid except exclusive
coolant for fuel cell stack, it will not
be covered by the warranty.
7-17
7
Maintenance
Never remove the
radiator cap or the
drain plug while the
radiator is hot. Hot
coolant and steam
may blow out under pressure,
causing serious injury.
WARNING
OFE078006
Turn the vehicle off and wait
until the parts in the fuel cell
power module compartment
cools down. Use extreme care
when removing the cap. Wrap a
thick towel around it, and turn it
counterclockwise slowly to the
first stop. Step back while the
pressure is released from the
cooling system. When you are
sure all the pressure has been
released, press down on the
cap, using a thick towel, and
continue turning counterclock-
wise to remove it.

7-28
Maintenance
Battery recharging
By RESET button
To charge the discharged 12V bat-
tery, attempt charging by pressing
12V BATT RESET button. For more
details, refer to “If the 12 volt battery
is discharged” in chapter 6.
By jump starting
After a jump start from a good bat-
tery, drive the vehicle for 20-30 min-
utes before it is shutoff. The vehicle
may not restart if you shut it off
before the battery had a chance to
adequately recharge. See “Jump
Starting” in chapter 6 for more infor-
mation on jump starting procedures.
Reset Features
Some items need to be reset after
the battery has been discharged or
the battery has been disconnected.
See chapter 3 for:
Power Windows
Trip Computer
Climate Control System
Clock
Audio System
Sunroof
Driver Position Memory System
OFEQ018012

I-3
Blind-Spot View Monitor System ..................................5-77
Operating conditions ..................................................5-77
Blind-Spot View Monitor system warning ................5-78
Brake fluid ......................................................................7-19
Checking the Brake Fluid Level ................................7-19
Braking System ...............................................................5-18
Power Brakes..............................................................5-18
Disc Brake Wear Indicator .........................................5-19
Electronic Parking Brake (EPB) ................................5-19
Auto Hold ...................................................................5-25
Anti-lock Brake System (ABS)..................................5-29
Electronic Stability Control (ESC).............................5-31
Vehicle Stability Management (VSM) .......................5-34
Hill-Start Assist Control (HAC) .................................5-36
Good Braking Practices..............................................5-36
Bulb Wattage .....................................................................8-3
California perchlorate notice ..........................................7-70
Cargo Security Screen ..................................................3-174
Center Console Storage ................................................3-163
Child Restraint System (CRS) ........................................2-36
Children Always in the Rear ......................................2-36
Selecting a Child Restraint System (CRS).................2-37
Installing a Child Restraint System (CRS) ................2-39
Child-Protector Rear Door Locks ...................................3-18Climate Control Additional Features ............................3-162
Automatic Ventilation...............................................3-162
Sunroof Inside Air Recirculation .............................3-162
Climate control air filter .................................................7-22
Filter Inspection..........................................................7-22
Clock .............................................................................3-171
Coat Hook .....................................................................3-172
Consumer Information ......................................................8-9
Cup Holder....................................................................3-164
Customer Q&A Guide (FCEV) .......................................H30
Device cooling coolant ...................................................7-13
Checking the Coolant Level .......................................7-13
Changing Coolant.......................................................7-15
Dimensions .......................................................................8-2
Disc Brake Wear Indicator..............................................5-19
Door Locks......................................................................3-11
Door unlocking from outside the vehicle...................3-11
Door locking from outside the vehicle.......................3-14
Operating Door Locks from Inside the Vehicle .........3-14
Automatic Door Lock and Unlock Features ..............3-17
Child-Protector Rear Door Locks ..............................3-18
Drive Mode Integrated Control System .........................5-37
Drive mode change alert ............................................5-38
ECO mode climate control .........................................5-38
I
Index
C
D

I-6
Instrument Cluster...........................................................3-58
Instrument Cluster Control .........................................3-59
Gauges and Meters .....................................................3-59
Warning and Indicator Lights.....................................3-65
LCD Display Messages ..............................................3-76
Instrument Panel Overview ..............................................1-5
Interior Care ....................................................................7-67
Interior Features ............................................................3-164
Cup Holder ...............................................................3-164
Sunvisor ....................................................................3-165
Power Outlet.............................................................3-166
AC Inverter...............................................................3-167
USB Charger ............................................................3-169
Wireless Cellular Phone Charging System ..............3-169
Clock ........................................................................3-171
Coat Hook ................................................................3-172
Floor Mat Anchor(s) .................................................3-172
Luggage Net Holder .................................................3-173
Cargo Security Screen ..............................................3-174
Interior Overview..............................................................1-4
Introduction of FCEV .......................................................H2Lane Following Assist (LFA) System ............................5-87
LFA operation .............................................................5-88
Warning message........................................................5-90
Limitations of the system ...........................................5-92
Lane Keeping Assist (LKA) System ..............................5-79
LKA System Operation ..............................................5-80
Warning Light and Message.......................................5-83
Limitations of the System ..........................................5-85
LKA System Function Change ..................................5-86
LCD Display ...................................................................3-81
LCD Display Control .................................................3-81
LCD Display Modes ..................................................3-82
LCD Display Messages (FCEV) .....................................H16
Leading Vehicle Departure Alert ..................................5-116
System Setting and Activation .................................5-116
Light bulbs ......................................................................7-57
Headlamp, front center lamp, turn signal lamp,
daytime running lamp, parking lamp,
side marker replacement .........................................7-58
Side Repeater Lamp Replacement .............................7-58
Rear Combination Light Bulb Replacement ..............7-59
High mounted stop lamp ............................................7-59
License Plate Light Bulb Replacement ......................7-60
Interior Light Bulb Replacement ...............................7-60
Index
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