Toyota 2008 Prius Quick Reference Manual page 440

n Condensation build-up on the inside of the lens
Contact your Toyota dealer for more information in the following situations.
Temporary condensation build-up on the inside of the headlight lens does
not indicate a malfunction.
Large drops of water are built up on the inside of the lens.
l
Water has built up inside the headlight.
l
n LED light bulbs
The tail, tail/stop and high mounted stoplights consist of a number of LEDs. If
any of the LEDs burn out, take your vehicle to your Toyota dealer to have the
light replaced.
If two or more LEDs in a stoplight burn out, your vehicle may not conform to
local laws (SAE).
High-intensity discharge (HID) headlights
n
If voltage to the high-intensity discharge bulbs is insufficient, the light may
not come on, or may go out temporarily. The high-intensity discharge bulbs
will come on when normal power is restored.
PRIUS_U_(L/O_0802)
4-3. Do-it-yourself maintenance
4
413