Toyota 2013 Prius Owner's Manual page 575

5-2. Steps to take in an emergency
Warning message
(Flashes
rapidly)
(If equipped)
(If equipped,
flashes)
552
PRIUS PHV_OM_OM47787U_(U)
Details
Indicates that there is a high
risk of a collision, or that the
pre-collision braking function is
operating.
A buzzer also sounds.
At the same time,
will appear on the head-up
display (the image flashes).
Indicates that your vehicle is
nearing the vehicle ahead (in
radar cruise mode).
A buzzer also sounds.
At the same time,
will appear on the head-up
display (the image flashes).
The hybrid system has over-
heated.
A buzzer also sounds.
This message may be dis-
played when driving under
severe operating conditions.
(For example, when driving
up a long steep hill.)
Correction
procedure
Slow the vehicle by
applying the
brakes.
Slow the vehicle by
applying the
brakes.
Stop and check.
(→P. 600)