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@MarkySparky Is your trouble code P0A90? What is "FSM"? .
A new12v battery for a Prius is sometimes difficult to locate. I would look for prices at a auto parts store like Advanced Auto, Autozone, NAPA,...
Not strange at all if you have a bad 12v battery OR the connections at the battery are not good OR you have a bad negative cable connection where...
Use your scanner and check the trouble codes again to see if they are the same as what you posted in post #15 above. Based on the recording of...
@cooterpls , I live in York, PA and have TechStream and mini VCI cable. If you live close by, I maybe able to help you. I own a Gen 3 Prius and...
I replaced my wife's key fob battery about three weeks ago. She complained that it seemed to be getting low and not working all the time like it...
First check the 12v battery voltage with a voltmeter at the jump point under the hood with the car turned off. What do you get? Next use a...
I am impressed with the number of coolant replacements that you had done. Sounds like you take very good care of your car. When the water pump...
I am a novice in using TechStream and Torque Pro, so I am not much help. Maybe someone else with more experience is willing to help you. I know...
Here is my theory: The OP has a water pump impeller that is occasionally seizing (binding) OR the thermostat is not opening correctly and the...
Can you please explain how or why this "kit" can reduce or stop coolant consumption? There is nothing in the kit that has anything to do with the...
I would guess that it is the engine coolant water pump or the thermostat. Do you have a scan tool like TechStream were you can monitor the water...
Do NOT clear the trouble codes.. There are many different subcodes associated with the P0A7A and P0A94 trouble codes. Some of those subcodes...
It sounds like your 12V battery is bad. How old is your battery? .
You can get a good idea of the health of your HV battery when you put it under stress, high charging and discharging current. Use the Dr. Pruis...
Your HV battery maybe going bad and the ICE is working harder to compensate for a weak battery. Have you tried the Dr. Prius app to look at the...
I purchased one on Amazon last year to replace my plastic oil filter cap. The one I purchased is not available, but if you do a search with "oil...
See post #21 above for your answer. .
How old is your 12V battery? Do you have a meter that you can use to check the 12V battery? If so, with the car off what is the voltage of the...
What were the codes shown in techstream before you cleared them? They will tell you what your problem is. .
