All warning lights are checked by placing the ignition switch in the ON position (do not start the engine).
Any light that does not illuminate should be checked by an authorized HYUNDAI dealer.
After starting the engine, check to make sure that all warning lights are off. If any are still on, this indicates a situation that needs attention.
Hyundai Tucson (LM) 2010-2015 Service Manual: Battery Components and Components Location
Components
1. Battery insulation pad2. Battery3. Battery tray4. Battery mounting bracket
...
Hyundai Tucson (LM) 2010-2015 Owners Manual: DBC operation
WARNING
If the DBC red indicator light illuminates, the system may have overheated
or have malfunctioned. When the warning light illuminates even though the DBC system
has cooled off, have your vehicle checked by an authorized HYUNDAI dealer as soon
as possible.
✽ NOTICE
The DBC may ...