Toyota 2014 Prius Owner's Manual page 222

2-2. Instrument cluster
CAUTION
■
To prevent an accident
Instrument cluster
NOTICE
■
To prevent damage to the engine and its components
The engine may be overheating if the high coolant temperature warning light
comes on or flashes. In this case, immediately stop the vehicle in a safe
place, and check the engine after it has cooled completely. (→P. 556)
220
Do not place anything or attach a sticker
in front of the instrument cluster. The item
may obscure or obstruct the display, or
could reflect off the display, possibly
causing an accident.