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.
Bark Damage. When lightning strikes a tree, it can cause the tree to bend and bounce back, which cracks the bark. Sometimes this splits the tree open; other times, it blows bark from the tree and breaks branches. In the case of multiple shock waves, more splitting may be noticeable.