See also:

Battery
WARNING ● 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 gi ...

Programming rolling-code-protected garage door openers in the U.S.A.
If your garage door opener has a rolling code feature, program the HomeLink® Wireless Control System for it by following steps 1 through 5 in “Garage door opener programming in the U.S.A.”. Th ...

ON
This is the normal operating position after the engine is started. ...