Jump Starting - Hyundai NEXO Emergency Response Manual

Roadside Assistance

Jump Starting

1.Make sure the booster
battery is 12-volts.
2.If the booster battery is in another vehicle, do not
allow the vehicles to touch.
3. Turn off all unnecessary electrical loads.
4.First, disconnect the fuse box located on the left
side of the fuel cell power module. Then, connect one
jumper cable to the positive (+) battery terminal of
the discharged battery (1) and connect the other end
to the positive (+) battery terminal for the jump start
(2).
Next, connect the second jumper cable to the negative (-) battery terminal for the jump start (3)
and connect the other end to an unpainted robust fixed metal (i.e., hood latch striker), away from
the battery.
CAUTION
• Do not connect the cables to or near any part that moves when the vehicle is started.
• Do not allow the jumper cables to contact anything except the correct battery terminals or the
correct ground points.
• Do not lean over the battery when making connections.
5.After connect ng to the battery of an assisting vehicle,
start the engine of the assisting vehicle and let it run for
a few minutes.
6. Press the 「12V BATT RESET」 button.
7.Turn on the discharged vehicle after 15 seconds.
Remove the jumper cable after turning on the vehicle.
8.Disconnect the negative (-) cable terminal first, and
then the positive (+) cable terminal.
9. With the 「 」 (READY) indicator turned on, stop or
drive the vehicle for about 30 minutes.
10.If the cause of your battery discharging is not apparent, we recommend that the system be
checked by an authorized HYUNDAI dealer.
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