Hyundai Kona Hybrid 2023 Owner's Manual page 510

Emergency Situations
9.Connect the other end of the second
jumper cable to the black, negative (-)
chassis ground of your vehicle (4).
Do not allow the jumper cables to
contact anything except the correct
battery or jumper terminals or the
correct ground. Do not lean over the
battery when making connections.
WARNING
Do not connect the jumper cable to the
negative (-) jumper terminal of the
discharged battery. A spark could
cause the battery to explode and lead
to a personal injury or vehicle damage.
2C_12VBatteryReset
10.Start the engine of the assisting vehicle
and let it run for a few minutes.
11.Press the 12V BATT RESET button.
12.Start your vehicle within 30 seconds
after pressing the 12V BATT RESET
button. After starting the vehicle
(READY indicator on), operate the
vehicle safely outdoors in ready mode
stopped and/or drive it for 30 minutes
total to charge the 12 V battery fully.
If your vehicle will not start after a few
attempts, it probably requires service. In
this event please seek qualified
assistance. If the cause of your battery
discharging is not apparent, we
recommend that your vehicle be
inspected by an authorized HYUNDAI
dealer.
8-8
Disconnect the jumper cables in the exact
reverse order you connected them:
1. Disconnect the jumper cable from the
black, negative (-) chassis ground of
your vehicle (4).
2. Disconnect the other end of the jumper
cable from the black, negative (-)
battery/chassis ground of the assisting
vehicle (3).
3. Disconnect the second jumper cable
from the red, positive (+)
battery/jumper terminal of the
assisting vehicle (2).
4. Disconnect the other end of the jumper
cable from the red, positive (+) jumper
terminal of your vehicle (1).
Information
The voltage range of the charger should
be 13.3-14 V and its current range should
be less than 60 A. (13.8 V is
recommended).
CAUTION
• The use of an improper charger with a
voltage and current range higher than
specified may cause overheating and
damage to the 12 V battery.
• The use of an incorrect charger will lead
to a power shut-off to save the 12 V
battery. Stop using the incorrect
charger once the power of the vehicle is
shut off.