Toyota 2008 Prius Quick Reference Manual page 459

n If the malfunction indicator lamp comes on while driving
First check the following:
Is your vehicle low on gas?
l
If it is, refuel the vehicle immediately.
l Is the fuel tank cap loose?
If it is, tighten it securely.
The light will go off after taking several driving trips.
If the light does not go off even after several trips, contact your Toyota dealer
as soon as possible.
Power steering warning light
n
When the voltage is low or drops, the power steering warning light may
come on.
SRS warning light
n
This warning light system monitors the following:
The airbag sensor assembly
l
l Front airbag sensors
The curtain shield airbag sensors
l
l The side and curtain shield airbag sensor assemblies
The driver's seat position sensor
l
Driver's seat belt buckle switch
l
l The front passenger occupant classification ECU
The pressure sensor
l
l The belt tension sensor
"AIR BAG ON" and "AIR BAG OFF" indicator lights
l
Front passenger's seat belt buckle switch
l
l The inflators
The warning light
l
l The interconnecting wiring and power sources
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5-2. Steps to take in an emergency
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