When the VSC/TRAC or Active TRAC/hill-start assist control systems are operating
If the vehicle is in danger of slip- ping or rolling backward when starting on an incline, or if any of the drive wheels spins, the slip indi- cator light flashes to indicate that the VSC/TRAC or Active TRAC/ hill-start assist control systems are operating.
A buzzer (intermittent) sounds to indicate that VSC is operating.
The stop lights and high mounted stoplight turn on when the hill-start assist control system is operating.

See also:
Keeping the Key Safe
Replacing a Smart Key may be costly.
We advise you to keep a spare Smart Key and the key-number plate in a safe place.
If you record the key number in more than one place, do not record it in a way ...
What types of disputes are eligible?
NCDS resolves disputes involving Lexus product reliability and warranty performance
that arise during the greater of 1) four years or 50,000 miles from the vehicle’s
in-service date, whichever i ...
Stowing the luggage cover (vehicle with third seat)
Push the case while pressing the lock release button.
Vehicles without a rear automatic air conditioning system: Shorten one side only.
Vehicles with a rear automatic air conditioning system: Shorte ...
