Does Opening the Car Door Without Starting the Engine Drain the Battery?

[JesseLynn]

Opening the car door without starting the engine does not drain the battery. Here is relevant information: Car battery maintenance tips: Remember to turn off the lights and audio system before turning off the engine. Lights are used most frequently while driving, and some drivers enjoy playing music, which increases battery consumption to some extent. Therefore, drivers should always remember to turn off the lights and audio system before preparing to park and turn off the engine. Leaving them on for extended periods can significantly burden the battery, which is detrimental to its lifespan. Battery drain situations when the vehicle is off: Not turning off the air conditioning or heater after parking in summer or winter. Forgetting to turn off the headlights.