2012 Toyota Prius Owners Manual - Page 763

5-2. Steps to take in an emergency Stop the vehicle immediately. The following warning indicates the possibility of damage to the vehicle that may lead to an accident. Immediately stop the vehicle in a safe place and contact your Toyota dealer. Warning light Warning light/Details Charging system warning light Indicates a malfunction in the vehicle's charging system Low engine oil pressure warning light Indicates that the engine oil pressure is too low High coolant temperature warning light Indicates that the coolant temperature is too high Changes from a flashing to a solid light when the engine coolant temperature increases. Hybrid system warning light (warning buzzer) Indicates a malfunction in the hybrid system 5 When trouble arises 443 PRIUS v_U (OM47674U)