Lexus LS460 Owner's Manual page 248

238
4-3. Operating the lights and wipers
High beam, low beam and variable shade beam automatic
turning on conditions

When all of the following conditions are fulfilled, high beam will
be automatically turned on (after approximately 1 second):
• Vehicle speed is above approximately 60 km/h (37 mph).
• The area ahead of the vehicle is dark.
• There are no oncoming or preceding vehicles with headlights
or tail lights turned on.

If any of the following conditions are fulfilled, low beam will be
automatically turned on, depending on the location of oncoming
or preceding vehicles:
• Vehicle speed drops below approximately 40 km/h (25 mph).
• The area ahead of the vehicle is not dark.
• Preceding vehicles are moving quickly and high beams may
blind the drivers of the other vehicles.

When all of the following conditions are fulfilled, variable shade
beam will be automatically turned on, depending on the location
of oncoming or preceding vehicles:
• Vehicle speed is above approximately 60 km/h (37 mph).
• The area ahead of the vehicle is dark.
LS460_EE (OM50D49E)