See also:

Interior light
When leaving your vehicle, make sure the lights are turned off to avoid battery discharge. ...

Before starting out on a trip
- Check that the vehicle and vehicle-tohitch mounting are in good condition. If any problems are apparent, do not tow the trailer. - Check that the vehicle sits horizontally with the trailer ...

Battery
- Before beginning work on or near any battery, be sure to extinguish all cigarettes, matches, and lighters. Never expose a battery to an open flame or electric sparks. Batteries give off ...