Even though your vehicle is equipped with the OCS, never install a child restraint in the front passenger's seat. An inflating air bag can forcefully strike a child or child restraint resulting in serious or fatal injury.
WARNING
Hyundai Sonata LF 2014-2019 Service Manual: In-car Sensor Repair procedures
Diagnosis With GDS
1.
The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).
? The diagnostic system (GDS) provides the following information.
(1) Self diagnosis: Checking the failure code (DTC) and display.
(2) Current data ...
Hyundai Sonata LF 2014-2019 Service Manual: Fuel Tank Air Filter Repair procedures
Replacement
1.
Turn the ignition switch OFF and disconnect the negative (-) battery cable.
2.
Lift the vehicle.
3.
Remove the rear-left wheel & tire and house cover.
4.
Disconnect the canister close valve connector (A).
5.
Disconnect the vapor hose (B).
6.
Remove instal ...