2012 KIA Optima Hybrid open gas tank

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Page 6 of 394

KIA Optima Hybrid 2012 3.G Owners Manual 13
Introduction
Your new Kia vehicle is designed to use
only unleaded fuel having a pump octane
number ((R+M)/2) of 87 (Research
Octane Number 91) or higher.
Your new vehicle is designed to obtain
max

Page 362 of 394

KIA Optima Hybrid 2012 3.G Owners Manual 769
Maintenance
Canister
Fuel vapors generated inside the fuel
tank are absorbed and stored in the
onboard canister. When the engine is
running, the fuel vapors absorbed in the
canister are drawn into