Hyundai Ioniq: Maintenance / Battery (12 Volt, Plug-In Hybrid Vehicle)
WARNING
To prevent SERIOUS INJURY or DEATH to you or bystanders, always follow these
precautions when working near or handling the battery:

Always read and follow instructions carefully when handling a battery.

Wear eye protection designed to protect the eyes from acid splashes.

Keep all flames, sparks, or smoking materials away from the battery.

Hydrogen is always present in battery cells, is highly combustible, and may explode
if ignited.

Keep batteries out of reach of children.

Batteries contain sulfuric acid which is highly corrosive. Do not allow acid
to contact your eyes, skin or clothing.
If acid gets into your eyes, flush your eyes with clean water for at least 15
minutes and get immediate medical attention. If acid gets on your skin, thoroughly
wash the area. If you feel pain or a burning sensation, get medical attention immediately.
- When lifting a plastic-cased battery, excessive pressure on the case may
cause battery acid to leak. Lift with a battery carrier or with your hands on
opposite corners.
- Do not attempt to jump start your vehicle if your battery is frozen.
- NEVER attempt to recharge the battery when the vehicle’s battery cables
are connected to the battery.
- The electrical ignition system works with high voltage. NEVER touch these
components with the engine running or when the Engine Start/Stop button is in
the ON position.
WARNING
CALIFORNIA PROPOSITION 65 WARNING
Battery posts, terminals, and related accessories contain lead and lead compounds,
chemicals known to the State of California to cause cancer, birth defects and reproductive
harm. Batteries also contain other chemicals known to the State of California to
cause cancer. Wash hands after handling.
NOTICE
- When you do not use the vehicle for a long time in a low temperature
area, disconnect the battery and keep it indoors.
- Always charge the battery fully to prevent battery case damage in low
temperature areas.
Blade Inspection
Contamination of either the windshield or the wiper blades with foreign matter
can reduce the effectiveness of the windshield wiper functionality...
Keep the battery securely mounted.
Keep the battery top clean and dry.
Keep the terminals and connections clean, tight, and coated with petroleum
jelly or terminal grease...
Other information:
The actual Air Conditioning refrigerant label in the vehicle may differ from
the illustration.
Each symbols and specification on air conditioning refrigerant label means as
below :
1. Classification of refrigerant
2. Amount of refrigerant
3. Classification of Compressor lubricant
Refer to chapter 8 for more detail location of the air conditioning refrigerant
label...
Always fasten your seat belt and make sure all passengers have fastened their
seat belts before starting any trip. Air bags are designed to supplement the seat
belt as an additional safety device, but they are not a substitute. Most states
require all occupants of a vehicle to wear seat belts...