Kia Optima Hybrid: Evaporative Emission Control System / Fuel Tank Air Filter Repair procedures

Removal
1.
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.
Lift the vehicle.
3.
Disconnect the canister close valve connector (A).
4.
Disconnect the ventilation hose (B) from the fuel tank air filter and canister close valve.
5.
Remove the fuel tank air filter assembly after removing bolts (C).

6.
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.

Installation
Install the component with the specified torques.
Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
1.
Install in the reverse order of removal.
Fuel Filler Cap Description and Operation

Description A ratchet tightening device on the threaded fuel filler cap reduces the chances of incorrect installation, which seals the fuel filler. After the gasket on the fuel filler cap and the filler ...

NVLD(Natural Vacuum Leakage Detection) Description and Operation

Description NVLD(Natural Vacuum Leakage Detection) is located between the canister and the fuel tank air filter. NVLD is to detect leaks equivalent to a 0.5 mm hole in the fuel tank, canister and hoses. ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Electric Oil Pump (EOP) Description and Operation


Description This transaxle has a standard Mechanical Oil Pump (MOP) linked to the input shaft to generates oil pressure when input shaft rotates. Being a hybrid, this transaxle also has an Electric Oil Pump (EOP). Because the hybrid features Auto-Stop which starts and stops the engine as needed. The ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Description and Operation


Description The SMART KEY system is a system that allows the user to access and operate a vehicle in a very convenient way. To access the vehicle, no traditional key or remote control unit is needed. The user carries a SMART KEY FOB which does not require any conscious actions by the user (e.g. operate ...

© 2025 Copyright www.koptimatfhev.com