Opening the fuel filler door
The fuel filler door must be opened from inside the vehicle by pushing the fuel filler door opener button.
1. Turn the engine off.
2. Push the fuel filler door opener button.
3. Pull the fuel filler door (1) out to fully open.
4. To remove the fuel tank cap (2), turn it counterclockwise. You may hear a hissing noise as the pressure inside the tank equalizes.
5. Place the cap on the fuel filler door.
Information
If the fuel filler door does not open because ice has formed around it, tap lightly or push on the door to break the ice and release the door. Do not pry on the door. If necessary, spray around the door with an approved deicer fluid (do not use radiator antifreeze) or move the vehicle to a warm place and allow the ice to melt.
Hyundai Sonata LF 2014-2019 Owners Manual: Engine Compartment Panel Fuse Replacement
1. Turn the engine off.
2. Turn all other switches OFF.
3. Remove the fuse panel cover by pressing the tap and pulling up.
4. Check the removed fuse; replace it if it is blown. To remove or insert the
fuse, use the fuse puller in the engine compartment fuse panel.
5. Push in a new fuse of the same ...
Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Diagnosis with GDS
1.
BSD system defects can be quickly diagnosed with the GDS. GDS
operates actuator quickly to monitor, input/output value and self
diagnosis.
2.
Connect the cable of GDS to the data link connector in driver side crash pad lower panel, turn the power on GDS.
3.
Sele ...