Hyundai Sonata: Evaporative Emission Control System / Fuel Filler Cap Description and Operation

Description
A ratchet tightening device on the threaded fuel filler cap reduces the chances of incorrect installation, which would seal the fuel filler. After the gasket on the fuel filler cap and the filler neck flange contact each other, the ratchet produces a loud clicking noise indicating the seal has been set.

1. Cover
2. Torsion spring
3. Retainer
4. Gasket seal
5. Spring
6. Plate seal
7. Vacuum valve
8. Spring

Canister Repair procedures
Removal 1. Turn the ignition switch OFF and disconnect the negative (-) battery cable. 2. Remove the fuel tank. (Refer to Engine Control / Fuel System - " Fuel Tank") 3. Disconnect th ...

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. Disconnec ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Front Disc Brake Repair procedures
Removal 1. Raise the vehicle, and make sure it is securely supported. 2. Remove the wheel cap(A).     Be careful not to damage to the wheel cap (A) when removing the it. 3. Remove the front wheel and tire (A) from front hub. Tightening torque: 88.2 ~ 107.8 N.m (9 ...

Hyundai Sonata LF 2014-2019 Owners Manual: Trunk
Opening the trunk 1. Make sure the shift lever is in P (Park). 2. Then do one of the following : - Press the button (1) on the trunk handle after locking or unlocking the door by remote key or smart key. - Press the trunk unlock button of remote key or smart key for more than 1 second. - Press the ...

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