Kia Optima: Emission Control System

Gasoline Containing Alcohol and Methanol

Gasohol, a mixture of gasoline and ethanol (also known as grain alcohol), and gasoline or gasohol containing methanol (also known as wood alcohol) are being marketed along with or instead of leade ...

Vehicle Modifications

This vehicle should not be modified. Modification of your Kia could affect its performance, safety or durability and may even violate governmental safety and emissions regulations. In addition, d ...

See also:

Seat Belt Buckle Switch (BS). Components and Components Location
Components ...

Engine coolant
The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory. Check the antifreeze protection and coolant level at least on ...

Specifications
Specification Item Resistance (Ω) Driver Airbag (DAB) 1.88 ~ 5.8 Passenger Airbag (PAB) 1.88 ~ 5.8 ...