Toyota Land Cruiser Prado Owner's Manual page 144

When the VSC/Active TRC/hill-start assist control systems are
operating
3-1. Using off-road driving systems
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
indicator flashes to indicate that
the VSC/Active
assist control systems are oper-
ating.
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.
TRC/hill-start
143
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