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Engine and Specifications:
KIA Rio and Rio5 will be installed with 1.6 L capacity I-4 engine. This engine will be mated with five speed manual gear transmission. Rio LX and SX trims will be installed with four speed automat ...

Introduction
How to use this manual Fuel requirements Vehicle handling instructions Vehicle break-in process Indicator symbols on the instrument cluster ...

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 ...