Kia Optima: Evaporative Emission Control System / Fuel Filler Cap
Description and operation
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.

Repair procedures
Removal
1.
Disconnect the negative (-) battery cable.
2.
Remove the stabilizer bar bushing (A).
Tightening ...
Repair procedures
Removal
1.
Disconnect the negative battery (-) terminal.
2.
Remove the [LH] rear wheel guard.
(Refer to Body - "Rear Whee ...
Other information:
Components and components location
Component Location
1. Integrated central control
unit (ICU)
Description and operation
Description
Integrated Central control Unit (ICU) combines both Smart Junction Block (SJB)
and Integrated Gatew ...
Components and components location
Components
1. Left remote control switch
(Audio + Bluetooth + Voice)
2. Right remote control switch
(Trip + SCC + LFA)
Schematic diagrams
Circuit Diagram
Repair procedures
Removal
...