Sudden loss of power, Red Triangle, Won't Start + P3190

Yeah my problem was quite different as higher octane and pouring snake oil in the tank never helped. That snake oil is not strong enough to clean up heavy carbon build up on pistons. I seen people put seafoam via the intake. I wouldn't dare do that, a great way to hydro-lock your engine.

At this point, you are better parting ways with all that money spent fixing it. You don't want to be fixing a money pit as its not worth fixing a car that is almost past its resale value.

 

I'd throw a set of used fuel injectors in it first.

 

I was only attempting a recap of the previous 5+ pages and where the thread currently stood for anyone passing though.

I didn't notice any mention of compression readings being taken or offered.

 

My prius fuel economy isn't good at 120K miles, so I would like to do this cleaning. By "intake" do you mean the throttle body/plate cleaning shown in the below video:

or the full intake manifold cleaning as shown in the below video:

Thanks in advance.

 

Has there been a conclusion to this ? Seems like the fuel pump, I have the exact same issue (