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

Hyundai Sonata LF 2014-2019 Service Manual / Emission Control System / 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 Oil Seal Repair procedures
Removal and Installation 1. Crankshaft damper pulley. (Refer to Timing System - "Damper Pulley") 2. Remove the front oil seal. Using the SST (09455-21200), reassemble the timing chain cover oil seal. 3. Install in the reverse order of removal. ...

Hyundai Sonata LF 2014-2019 Owners Manual: Air intake control
This button is used to select the outside (fresh) air position or recirculated air position. Recirculated air position With the recirculated air position selected, air from the passenger compartment will be drawn through the heating system and heated or cooled according to the function selected ...