The Best Kia Optima Check Engine Light Blinking 2023. 2013 kia optima lx 2.4l 4 cyl. So my 2020 with 36k i just filled it with costco gas today (as normal this is where i get gas) and i was driving and my engine light started flashing and as i started to pull over to the shoulder the car was hesitant.
If you have a flashing check engine light, turn off the engine immediately to prevent potential motor damage. Something with the ignition system got wet when you drove through the puddle and is causing a misfire. There's a pattern to it:
