Famous 2016 Kia Sportage Check Engine Light References. An o2 sensor often needs to be replaced if you experience a sudden drop in fuel economy. Kia check engine light may stay on or flash for reasons such as worn spark plugs, loose gas caps, faulty mass air flow sensors, blown head gaskets, and even a clogged catalytic converter.

Web depending on your make and model, the check engine light will illuminate or blink. Web #1 · dec 18, 2016. Hi all, has anyone some experience with this?