Hyundai Sonata: Evaporative Emission Control System / 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 installation bolts (A) and then remove the fuel tank air filter.

7.
Release the lever (A), and then separate the canister close valve (B) from the fuel tank air filter (C) after rotating it in the direction of the arrow in the figure.

8.
Install a new fuel tank air filter.
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 ...

Exhaust Emission Control System
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Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Input shaft speed sensor 2 Description and Operation
Description • Components location : DCT (Dual Clutch Transmission) • Function The input shaft speed sensor is important in that it detects the input shaft RPM and sends this information to the Transmission Control Module (TCM). It provides important input information for electr ...

Hyundai Sonata LF 2014-2019 Service Manual: Clutch Actuator Assembly Description and Operation
Description • Components location : DCT (Dual Clutch Transmission) • Function The clutch actuator receives signals from the Transmission Control Module (TCM) and controls the clutch. ...

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