2009 Toyota Prius Owners Manual - Page 456

OM47614U_PRIUS_U.book Page 430 Monday, January 11, 2010 11:02 AM 5-2. Steps to take in an emergency n If the malfunction indicator lamp comes on while driving First check the following: l Is your vehicle low on gas? 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. n Power steering warning light When the voltage is low or drops, the power steering warning light may come on. n SRS warning light This warning light system monitors the following: l 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 Driver's seat belt buckle switch l 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 The interconnecting wiring and power sources 430 PRIUS_U_(OM47614U)