Kia Rio 2021 Owner's Manual page 530

SC PE CAN (ENG) 8.qxp 10/23/2020
Specifications, Consumer information, Reporting safety defects
Refer to the recommended SAE viscosity numbers on the next page.
* 1 :
Requires <API SN PLUS (or above) Full synthetic> grade engine oil. If a lower grade engine oil (mineral oil including
* 2 :
Semisynthetic) is used, then the engine oil and engine oil filter must be replaced as indicated severe maintenance condition.
Use only specified genuine Intelligent Variable Transmission(IVT) fluid. The use of non-specified fluid (even marked as compat-
* 3 :
ible with genuine) could result in shift quality deterioration and vibrations, eventually, the transmission failure.(Refer to
"Explanation of Scheduled Maintenance Items" in chapter 7.)
8 8
7:58 PM Page 8