WARNING
Performing maintenance work on a vehicle can be dangerous. If you lack sufficient knowledge and experience or the proper tools and equipment to do the work, have it done by an authorized HYUNDAI dealer. ALWAYS follow these precautions for performing maintenance work:
The following lists are vehicle checks and inspections that should be performed by the owner or an authorized HYUNDAI dealer at the frequencies indicated to help ensure safe, dependable operation of your vehicle.
Any adverse conditions should be brought to the attention of your dealer as soon as possible.
These Owner Maintenance vehicle checks are generally not covered by warranties and you may be charged for labor, parts and lubricants used.
Hyundai Sonata LF 2014-2019 Owners Manual: ECO mode
When the Drive Mode is set to ECO mode, the engine and transmission control logic
are changed to maximize fuel efficiency.
When the ECO mode is selected by pressing the DRIVE MODE button, the ECO
indicator will illuminate.
If the vehicle is set to ECO mode, when the engine is turned OFF and r ...
Hyundai Sonata LF 2014-2019 Service Manual: Audio Remote Control (Sonata Sports) Schematic Diagrams
Circuit Diagram
...