Cool Lightning Bolt And Check Engine Light 2023. 3.the check engine light may remain on. Web a red lightning bolt on the dash of a car is a warning light that indicates a problem with a vehicle’s electronic throttle control, etc.

It may display “etc” or “throttle” and emit an alarm or sound alert. Got a light that came on and was on for a week and then went away for like 1 day then back the next day. Insert ignition key and turn to on position but do not start the engine 2.