+18 2005 Prius Coolant Check Engine Light Ideas. If you have a flashing check engine light, turn off the engine immediately to prevent potential motor damage. Web this controls flow of engine coolant to the coolant heat recovery canister.

This is the second time this sort of thing has happened since i got the car in 2005. Diagnostics indicate stuck coolant control valve but cost to replace is quite high, over $400 at dealer. Web my 05 prius with 75000 miles started to get check engone light in jan.