See also:

How to use the back button
Push the BACK button to return to the previous screen. ...

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

Cleaning
If your windshield is not clear after using the windshield washer or if a wiper blade chatters when running, wax or other material may be on the blade or windshield. Clean the outside of the winds ...