Hyundai Ioniq: Battery (12 Volt, Plug-In Hybrid Vehicle) / For Best Battery Service

Hyundai Ioniq (AE) 2017-2023 Owner's Manual / Maintenance / Battery (12 Volt, Plug-In Hybrid Vehicle) / For Best Battery Service

Hyundai Ioniq. For Best Battery Service

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.
Rinse any spilled acid from the battery immediately with a solution of water and baking soda.

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...

Battery Recharging

WARNING Always follow these instructions when recharging your vehicle's battery to avoid the risk of SERIOUS INJURY or DEATH from explosions or acid burns: Before performing maintenance or recharging the battery, turn off all accessories and place the Engine Start/ Stop button in the OFF position...

Other information:

Hyundai Ioniq (AE) 2017-2023 Service Manual: Engine and Transaxle Assembly. Repair procedures

Removal • Be sure to read and follow the "General Safety Information and Caution" before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries...

Hyundai Ioniq (AE) 2017-2023 Owner's Manual: System Malfunction

Check Driver Attention Warning (DAW) system When the warning message appears, the system is not working properly. In this case, have the vehicle inspected by an authorized HYUNDAI dealer. WARNING The Driver Attention Warning (DAW) system is not a substitute for safe driving practices, but a convenience function only...