This warning light indicates the fuel tank is nearly empty. When it comes on, you should add fuel as soon as possible. Driving with the fuel level warning light on or with the fuel level below “E” can cause the engine to misfire and damage the catalytic converter.
Hyundai Tucson (LM) 2010-2015 Owners Manual: ESC indicator (Electronic Stability Control)
The ESC indicator will illuminate when the ignition switch is turned ON, but
should go off after approximately 3 seconds. When the ESC is on, it monitors the
driving conditions and under normal driving conditions, the ESC indicator will remain
off.
When a slippery or low traction condition ...
Hyundai Tucson (LM) 2010-2015 Service Manual: Ignition Coil Specifications
Specification
ItemSpecification Primary Coil Resistance (x)0.75 ± 15% [20°C (68°F)]Secondary Coil Resistance (kx)5.9 ± 15% [20°C (68°F)]
...