There is an 10-year warranty for 2010 Prius

https://priuschat.com/threads/help-please-p0401-engine-code.174359/

The warranty starts when it’s first used so you are still covered?

所有跟帖： 

• here it is: Enhancement warranty. -Yangtze430030- ♂ (197 bytes) () 07/01/2018 postreply 14:05:33

• Thank you so much! I am checking with dealer now. -shsv1998- ♀ (0 bytes) () 07/01/2018 postreply 14:19:01

• called dealer, they did not confirm it's covered unless I spent -shsv1998- ♀ (0 bytes) () 07/01/2018 postreply 14:31:05

• over $150 for diagnosis, then tell it is covered or not -shsv1998- ♀ (0 bytes) () 07/01/2018 postreply 14:32:10