headlamp TESLA MODEL S 2018 Owner's Manual 

6.Exterior lights (headlights, tail lights, side marker lights, parking lights, and license plate
lights) are set to AUTO each time you start Model S.
AUTOExterior lights automatically turn on when driving in low lighting
conditions. If you change to a different setting, lights always revert to this
AUTO setting on your next drive.
Touch one of these options to temporarily change the exterior light setting:
OFFExterior lights turn off until you manually turn them back on or until the
next time you drive Model S. If daytime running lights are required in your
region, the exterior lights used for this purpose do not turn
off.Only the side marker lights, parking lights, tail lights and license plate
lights turn on.Exterior lights turn on.
Note: Model S has a series of lights along the lower rim of the headlights, also referred to as
"signature" lights. These lights automatically turn on whenever Model S is powered on and a driving gear is engaged.
Warning: Always ensure that your headlamps are switched to AUTO or ON, as
appropriate, during all low visibility conditions. Failure to do so may result in a collision.
Lights
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