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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. .
The engine temperatures that you are seeing are normal. No need to worry. Just continue to monitor your temperatures so that you can detect a...
The P codes are NOT the correct trouble codes for your 45, 42, and 69 blinking lights. @ChapmanF can help you. I think the correct codes are...
Who was the manufacturer of the old and new spark plugs installed? I am glad that you easily found the reason for the misfire. Posted via the...
There are three possible causes for a misfire. Electrical/spark (spark plugs, coils, etc like stated in post #3. Fuel (fuel pump problem or...
Thank you @ChapmanF for clearly explaining what happenes to trigger the 4 trouble codes in Lisa B. 's Prius. You explain things much better than I...
The P261B code is for the engine coolant water pump. You said your car has 242k miles on it. Replace your water pump with a new OEM pump. Install...
Was the intake manifold taken off and cleaned out when the EGR cooler was cleaned? The 4 small EGR passages in the intake manifold need to be...
You might have a vacuum leak. Check the hose from the PCV valve to the intake manifold and the other vacuum hoses on the engine. Posted via the...
