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This is old news.
My guess is that the coolant is escaping from the little pressure release nipple just to the rear side of the cap on the reservoir. If that is...
Tideland Prius was just taking a well deserved two week vacation. Good for him. He is now back. .
Look in the Toyota owners manual, and you will find the answer to your question.
It is now Indiana 35, Oregon 7, with 59 seconds left in the second quarter.
You should look at the short and long-term fuel trims if you think the car may be running lean.
It appears that the one active moderator (Tideland Prius) is no longer active in the forum. His last login was on Christmas day. Thank you for all...
Was the car off when you made the voltage measurements?
I hit a deer on Dec 9th with my 2011 Prius (156k miles). The repair estimate is $5,400. The insurance adjuster will be looking at my car tomorrow...
The OP has an older thread, which has more information about the problem, https://priuschat.com/index.php?posts/3585252 Now there are two...
The OP created a new thread, https://priuschat.com/index.php?posts/3589459 So now there are two different threads for the problem with the OP's car.
The short-term fuel trim is showing 19.53%. Look for a disconnected vacuum hose or leaking vacuum hose. A similar thing happened in this thread,...
Those two codes just mean that the hybrid vehicle control ECU has a code. The scanner that you are using is not capable of communicating with that...
I have asked a moderator to move this thread to the Gen 3 forum.
Fix it right, or don't fix it at all.
It could be that the engine water pump is going bad. To diagnose, use a scanner to monitor the engine coolant temperature.
Have you looked at the short and long term fuel trims?
Have you replaced the coin cell battery in the key fobs?
Let me correct that for you. In a Gen 3 Prius, the high temperature light goes on at 248F. I am guessing that a Gen 4 is similar.
It's not looking good based on the Dr Prius screenshots. 13 of the 14 battery blocks are bad.
