WARNING: This page is about a different car, the 2016 Hyundai Elantra GT and 2015 Hyundai Elantra GT. However, it is still accessible from the selected car via links, so may be relevant.
Item
Detecting Condition
Possible Cause
Enable Conditions
IG ON
Faulty ECM
Threshold value
ECM internal memory error (EEPROM or Flash etc.)
Write error on ECM internal memory (EEPROM or Flash etc.)