2012 Toyota Prius Owners Manual - Page 1307

5-2. Steps to take in an emergency Follow the correction procedures. After taking the specified steps to correct the suspected problem, check that the warning light goes off. Warning light Warning light/Details P position request indicator light (warning buzzer) The amount of charge remaining in the hybrid battery (traction battery) has fallen because the shift position has been left in N for a long time (Flashes) The driver's door has been opened while the shift position is in N, D or B An attempt has been made to start the hybrid system while the shift position is in anything other than P Hybrid system overheat warning light (warning buzzer) The hybrid system has overheated This light may come on when driving under severe operating conditions. (For example, when driving up a long steep hill.) Low hybrid battery (traction battery) warning light (warning buzzer) Hybrid battery (traction battery) level becomes low because the shift position is in N for long time Because recharging is not possible when the shift position is in N, shift the shift position to P when parking the vehicle for a long time. Correction procedure Shift the shift position to P. 5 When trouble arises Stop and check. (→P. 487) (Only outer frame flashes) Because recharging is not possible when the shift position is in N, shift the shift position to P when parking the vehicle for a long time. 449 PRIUS v_U (OM47784U)