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I commend you on your troubleshooting process to monitor both of the temperature sensors. My guess is that you still have some air trapped in the...
I edited my post #20 by adding "I know this is not related to your overheating problem, I am just curious." .
When you replaced the engine coolant pump and thermostat, did you use new coolant when you filled it up, or did you refill it with the coolant...
You are not going to see an internal problem with the two modules in block #10 by looking at the outside of the modules unless the module is...
@JimJitsu , can you please answer my questions about the history of the car that I asked in post #2. .
It is very reasonable to ask about the extra cable that you found that is not connected to anything. In the other thread that you created for...
Why have you created a new thread for the same problem and questions? Let's keep everything in your original thread....
You need to retrieve the trouble codes that are associated with the warning lights on your dash. One way is to use TechStream software loaded on...
Deleted my post. .
What ??????? I think you need to do a little searching on the internet to learn the function of a thermostat in an internal combustion engine. It...
There are 28 modules in your HV battery pack. Toyota groups two modules together to create a block. Toyota uses small wires on each block to...
Do you have an OBD2 bluetooth adapter that works with the Dr. Prius app? If not, you should buy one and monitor the voltage difference between the...
Can you please give a short history of the car. 1. When did you buy it? 2. Any problems with the head gasket or stop leak added to the coolant?...
Those three trouble codes indicate problems with the battery modules in blocks 6 and 12. It is time for a "new" refurbished battery OR a new OEM...
The trouble code from the car, P3020, is telling you what is wrong with the HV battery. Replace one or both of the moduls in block #10 and see...
TechStream is what Toyota dealerships use for diagnostics, so it is the gold standard. .
I also think that you have multiple issues with your car. The first thing you need to do is buy a better scantool that can communicate with all...
She needs a better scantool to read all the trouble codes. .
The detail codes 526 & 612 are not for the 4 other trouble codes that you listed. Please list the trouble code that you found that is associated...
Yes .
