Every time you run an automobile battery down, you cut the life of the battery. These batteries are not designed to be run down. They are designed to hold a charge continuously. Run the battery down three or four times and you will ruin the battery.
the current in the drain circuit of a field effect transistor.
No, it can cause you to use and excesive amount of fuel but it will not effect the battery.
indeed, brightness and leaving the wifi ON when not in use are two of the things that can drain your battery really fast
No, a bad coil will not drain the battery.
DVD players will only drain your battery if left on for long periods of time, such as for a full movie.
No, you Ipod does not use any of the vehicles electricity, it runs on it's own battery. The only way it can have any effect on the vehicle's battery is if you have a USB port in your vehicle and are charging your Ipod. In most cases the amount of energy needed to fully charge an Ipod is not enough to drain the battery to empty.
Yes you sure can. It is a myth that sitting a battery on concrete will drain the battery. It will not drain it at all.
Actually doing ANYTHING on your ipod touch whether it be listening to music, or pressing some buttons will drain the ipod battery. some things drain less battery then other things, but they all drain battery. (for example, listening to music does not drain as much battery as watching a video.) I do not know any buttons on the ipod touch called the hold button, but if you are talking about the button in the front with a square on it, that does not drain battery. if you keep holding it, a whole lot of options might open, but it does not drain battery. If it DOES drain battery, its so small of a drain that you won't notice it and it won't impact your ipod's performance
Bad battery or a parasitic drain
If the ashtray light is not working it will not drain the battery.
School does drain your battery because the satellite connection in school has been made to drain your battery in cell phones and any type of electronic device.
If the alternator is installed incorrectly, yes, it can drain the battery.