This warning light illuminates:
NOTICE
- Malfunction Indicator Lamp (MIL)
Driving with the Malfunction Indicator Lamp (MIL) on may cause damage to the emission control systems which could affect drivability and/or fuel economy.
NOTICE
If the Malfunction Indicator Lamp (MIL) illuminates, potential catalytic converter damage is possible which could result in loss of engine power.
In this case, have your vehicle inspected by an authorized HYUNDAI dealer.
Hyundai Sonata LF 2014-2019 Owners Manual: Maintenance Services
You should exercise the utmost care to prevent damage to your vehicle and injury
to yourself whenever performing any maintenance or inspection procedures.
We recommend you have your vehicle maintained and repaired by an authorized HYUNDAI
dealer. An authorized HYUNDAI dealer meets HYUNDAI's high s ...
Hyundai Sonata LF 2014-2019 Service Manual: Stop Signal Electronic Module Specifications
Specifications
CategoryDataOperation temperature range (°C)-40 ~ 85Preserving temperature range (°C)-40 ~ 105Operating voltage (V)5.8 ~ 16Rated current (A)15
...