If the fuel filler door does not open using the remote fuel filler door release button, you can open it manually. Pull the release located on the left side of the trunk compartment.
Hyundai Sonata LF 2014-2019 Service Manual: Injector Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the injector connector.
3.
Measure resistance between the injector terminals 1 and 2.
4.
Check that the resistance is within the specification.
Specification: Refer to “Specification”
Removal
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Hyundai Sonata LF 2014-2019 Service Manual: Audio Remote Control Components and Components Location
Components
1. Left Remote Control Switch (Audio + Hands free)2. Right Remote Control Switch(Cruise+Trip Computer)
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