See also:

Trailer hitch
Choose a proper hitch for your vehicle and trailer. Make sure the trailer hitch is securely attached to the vehicle, to help avoid personal injury or property damage due to sway caused by crosswind ...

Battery
● Keep the battery surface clean and dry. Clean the battery with a solution of baking soda and water. ● Make certain the terminal connections are clean and securely tightened. ● ...

OFF position
When the switch is in the OFF position 3 , the ceiling light will not illuminate, regardless of the condition. ...