Hyundai IONIQ 5 Emergency Response Manual page 18

6. In case of fire
6.3 How to deal with the situation
Fire
Damaged
battery or
Fluid leak*
*If electrolyte solution leakage, or any damage to the H.V battery casing is observed
6.3.1 Vehicle fire
• Use a large volume of water (max. 10,000 liter). The water must cool down the battery.
• If water is put into the high voltage battery casing, it will be better to cool down the battery.
(But never attempt to penetrate the HV battery or its casing to apply water.)
• Soaking the vehicle in the container filled with water can be an effective way to extinguish
the fire.
Extinguish the fire with a large amount of water.
Don't use seawater or salt water. It can generate
the toxic vapor or cause the reignition.
Disconnecting 12V Battery (-) terminal,
Disabling the high voltage system,
Neutralize the battery by applying a large volume
of water. (It doesn't discharge the battery)
Battery
discharging
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