2012 Toyota Prius Owners Manual - Page 793

5 -2 . St e ps t o t a k e in a n e m e rge nc y If a w arning light turns on or a w arning buzzer sounds Calmly perform the following actions if any of the warning lights comes on or flashes. If a light comes on or flashes, but then goes off, this does not necessarily indicate a malfunction in the system. However, if this continues to occur, have the vehicle inspected by your Toyota dealer. Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous. The following warning indicates a possible problem in the brake system. Immediately stop the vehicle in a safe place and contact your Toyota dealer. Warning light Warning light/Details Brake system warning light and warning buzzer (red indicator)* • Low brake fluid • Malfunction in the brake system This light also comes on when the parking brake is not released. If the light turns off after the parking brake is fully released, the system is operating normally. (U.S.A.) (Canada) 5 When trouble arises *: Parking brake engaged warning buzzer: A buzzer will sound if the vehicle is driven at a speed of approximately 3 mph (5 km/h) or more. 493