See also:

Engine cooling system
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 once ...

Transfer case (4WD)
Checking or changing transfer case fluid Have transfer case fluid checked or changed by an Authorized Kia Dealer according to the Maintenance Schedule at the beginning of this section. Use only ...

Comprehensive 'active' and 'passive' safety
For new Kia Rio, an all-new bodyshell was created using a higher percentage of high-strength steel than the third-generation model, enhancing strength and rigidity. Special attention was given to ...