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Did you replace your water pump yet? Did it fix your engine overheating problem? .
Below is a picture from a Gen 3 thread about engine overheating/coolant loss and possible water pump failure. Notice the dried white/pink in the...
Do you know how the independent shop determined that you need a new head gasket? 1. Did they remove the spark plugs and do a leak down test? 2....
Head gasket problems on a Gen 2 Prius are fairly rare. I would guess that the oil shop just overfilled it. Overfilling the oil is not good for...
Have you had the cold engine startup shaking (engine misfires) or check engine light come on for the engine misfire trouble codes C0300, C0301,...
Your engine overheated because the water pump temporarily stopped working. If you continue to use the car, make sure that you monitor the engine...
It looks like you have done your homework. You have analyzed and presented the information very well in your post. I am NOT a battery except, but...
Have you taken a look at your short and long term fuel trim? .
If you do not have a scan tool, you should take your car to a place that will check for trouble codes for free, like Autozone or similar. Then...
@2012Prius2 ...... Did the Toyota dealership give you the trouble codes that they detected? If so, can you please tell us. Posted via the...
What app are you using, and what are the trouble codes shown in the app. .
Another thing that you can try is some Techron fuel system cleaner, add it to a full tank of gas and see if it helps. I like bisco's idea of...
The OP replaced his water pump. Details are in a new thread that he started here 2010 Prius Overheating issue fixed | PriusChat
I do not think your thermostat was failing. If it was failing, you would still have the problem since you did not replace it. Your problem with...
I agree with BiomedO1 that it probably is your water pump. With 212k miles on your car, it is time for a replacement OEM pump. You should also use...
Yes, you are correct. I used the wrong term for the charger. I use a nice NOCO fully automatic smart charger for a car that I only drive...
2 to 4 miles of driving in the winter is not enough to charge the 12v battery. So over time, the 12v battery is draining down and will need to be...
Just measure the battery voltage in the morning to determine the state of charge of the battery. More testing can be done later. What is your...
You say that you replaced the 12v battery one year ago. Did you buy it at NAPA or someplace else? You have a warranty on the battery if it turns...
Try cleaning the MAF sensor. It may not help, but it is easy to do, and it will not hurt. .
