+18 2003 Kia Rio Check Engine Light On No Codes 2023. I stopped by an auto zone and a guy hooked it up to a. The check engine light has beem on for months but it runs fine so i'm thinking it may be a o2 sensor or something.

I stopped by an auto zone and a guy hooked it up to a. I they say no code again then i would goto auto zone or if your in canada part source and get them to. It should throw a code or store a code.