See also:

Brake fluid
The fluid level will drop slowly as the brakes wear, and will rise when the brake components are replaced. Fluid levels between the MIN and MAX lines are within the normal operating range; ...

Programming
Do not program HomeLink with the vehicle parked in the garage. Note: Your vehicle may require the ignition switch to be turned to the accessory position for programming and/or operation of the Home ...

Fuses
If electrical components in the vehicle are not working, a fuse may have blown. Blown fuses are identified by a broken wire within the fuse. Check the appropriate fuses before replacing any ...