Toyota 2009 Avalon Owner's Manual page 415

5-2. Steps to take in an emergency
If the malfunction indicator lamp comes on while driving
n
First check the following:
l Is your vehicle low on gas?
If it is, refuel the vehicle immediately.
Is the fuel tank cap loose?
l
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.
SRS warning light
n
This warning light system monitors the following:
The airbag sensor assembly
l
Front airbag sensors
l
The curtain shield airbag sensors
l
The side and curtain shield airbag sensor assemblies
l
The driver's seat position sensor
l
l Driver's seat belt buckle switch
The front passenger occupant classification ECU
l
The pressure sensor
l
The belt tension sensor
l
"AIR BAG ON" and "AIR BAG OFF" indicator lights
l
Front passenger's seat belt buckle switch
l
The inflators
l
The warning light
l
l The interconnecting wiring and power sources
392