Buy a ODB2 scanner from an auto shot or order it from Amazon.
Under the counsel or top left under the hood plug it in, it looks like a rectange with miniture squares in the middle and your trip light will flash.
The numbers of flash and the sequence will tell you what is wrong with the car.
Google Toyota trip engine light meanings to get the cheat sheet.
Usually it is something small like she forgot to close the gas cap tight, or oil change rule of thumb if it is driveable drive it until you can get it fixed.
GLUCK
|