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:
Repair delays
If a Lexus dealership is unable to
complete repairs on your vehicle
within 30 days, you may have the
repairs made under Lexus’ provisions
for emergency warranty repairs. ...
Travel Protection
Lexus will reimburse for a rental car
for up to five days and for overnight
lodging for up to three nights (not to
exceed $200 per night) if all of the
following occur:
• Your vehicle becomes i ...
Consumption
The average fuel consumption of the last 30 minutes will be shown in one−minute
blocks.
1. Push the “INFO/PHONE” button.
2. Touch “Fuel Consumption” on the “Information” screen.
...
