See also:

Tire pressure monitoring system (TPMS)
(1) TPMS malfunction indicator (2) Low tire pressure telltale Each tire, including the spare (if provided), should be checked monthly when cold and inflated to the inflation pressure recommende ...

Fuel requirements
Gasoline engine (unleaded) Your new Kia vehicle is designed to use only unleaded fuel with a minimum Octane Rating of 87 Anti- Knock Index (AKI). NOTICE NEVER USE LEADED FUEL. The use of leaded ...

POWER AND FUEL-ECONOMY ARE UP TO PAR
That description might have you thinking the Optima has all sorts of power. True, the upgraded 2.4-liter four-cylinder gets added power for ’09 with 175hp and 169 ft-lbs of torque, but it’s no ...