Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Heater Core Repair procedures
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
After loosening the bolts remove the main crash pad and cowl cross bar assembly together.
(Refer to Heater -"Heater Unit")
3.
Remove the heater core cover (A) after loosening the mounting screws.
4.
Pull out the heater ...
Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation
Description of ESP
Optimum driving safety now has a name : ESP, the Electronic Stability Program.
ESP recognizes critical driving conditions, such as panic
reactions in dangerous situations, and stabilizes the vehicle by
wheel-individual braking and engine control intervention with no need ...