TOYOTA 2013 Prius PHV User Manual
Page 603
538
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47787U_(U)
Warning light
Warning light/Details
Correction
procedure
Tire pressure warning 
light
When the light comes 
on: 
Low tire inflation pres-
sure such as
• Natural causes 
(
→P. 540)
• Flat tire (
→P. 448)
Adjust the tire 
inflation pressure 
to the specified 
level.
The light will turn 
off after a few 
minutes. In case 
the light does 
not turn off even 
if the tire infla-
tion pressure is 
adjusted, have 
the system 
checked by your 
Toyota dealer.
When the light comes 
on after blinking for 1 
minute:
Malfunction in the tire 
pressure warning sys-
tem 
(
Have the system 
checked by your 
Toyota dealer.
Master warning light
The warning light comes 
on and flashes to indicate 
that the master warning 
system has detected a 
malfunction.