it involves cars between 2007 and 2009 and ktvu's consumer editor tom vacar tells us the concern is the cars could catch fire. >> reporter: half million toyotas are right here in california. many toyotas are being recalled because power window switches could cause smoke or a fire. >> no accidents have been reported about this. there is no case of fire linked to this. so customers don't have to worry. >> every consumer should have a fire extinguisher. >> reporter: the repair is simple, quick and free. >> it is yet another blemish on toyota's reputation for quality. and what happened is during the 2000s toyota tried to become the number one car seller in