As you can see, there are many things that can be the cause of an idling problem. This section will attempt to narrow it down, but expect some trial-and-error. Skip to the section that applies to you: Engine Idle Is Too Low Or Stalls or Engine Idle Is Too High. They are in a general most-likely-to-occur order.
1 Get inside a home, building, or hard top automobile (not a convertible). Although you may be injured if lightning strikes your car, you are much safer inside a vehicle than outside.  Remember, rubber-soled shoes and rubber tires provide NO protection from lightning.
In the meantime, though, don't touch the light button or any of the electrical items on the plane.. Fortunately, in this case the lightning strike did not damage the plane or its electrical system, and the pilot was able to continue the rest of the trip. The plane did not seem any worse for wear.