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.
When a car is struck by lightning, some of the current can flow through the vehicle's electrical systems and metal things attached to the car such as radios, cell phone chargers, GPS units as well as car door handles, foot pedals, the steering column and the steering wheel.