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  1. Brian1954
    Post

    Something is wrong; Big Time

    7E8 and 7EA are not trouble codes. They are being reported by the scantool to tell you which ECU is reporting the trouble codes. Trouble codes...
    Post by: Brian1954, Jan 15, 2024 in forum: Gen 3 Prius Technical Discussion
  2. Brian1954
    Post

    Prolong Battery Charger problem

    Did you replace the fuse in the wiring harness AND in the charger?
    Post by: Brian1954, Jan 15, 2024 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  3. Brian1954
    Post

    2010 Gen 3 pushing coolant out of the overflow and loss of cabin heat

    When was the head gasket sealer added to the coolant?
    Post by: Brian1954, Jan 14, 2024 in forum: Gen 3 Prius Care, Maintenance & Troubleshooting
  4. Brian1954
    Post

    Gen 2 prius chronic dashboard light problem I fixed it

    This is a very common problem on a Gen 2 and has been discussed for years. Take a look at this thread:...
    Post by: Brian1954, Jan 14, 2024 in forum: Gen 2 Prius Audio and Electronics
  5. Brian1954
    Post

    2015, 85k miles, w SEVERAL codes

    Yes, the dealership will need to do their own diagnostics. That why I said to NOT clear the trouble codes. If the problem that they discover is...
    Post by: Brian1954, Jan 13, 2024 in forum: Gen 3 Prius Care, Maintenance & Troubleshooting
  6. Brian1954
    Post

    P0A80 with no change in SOC

    Sounds like it is time to install the lithium battery that you purchased.
    Post by: Brian1954, Jan 12, 2024 in forum: Gen 3 Prius Technical Discussion
  7. Brian1954
    Post

    P0A80 with no change in SOC

    How many miles on your Prius? .
    Post by: Brian1954, Jan 12, 2024 in forum: Gen 3 Prius Technical Discussion
  8. Brian1954
    Post

    2015, 85k miles, w SEVERAL codes

    The trouble codes are for the inverter assembly. Do NOT clear the trouble codes!! Take the car to a Toyota dealership. The inverter is covered by...
    Post by: Brian1954, Jan 12, 2024 in forum: Gen 3 Prius Care, Maintenance & Troubleshooting
  9. Brian1954
    Post

    2010 Gen 3 pushing coolant out of the overflow and loss of cabin heat

    FYI, a Gen 3 does not have a three-way coolant value, but a Gen 2 does have one.
    Post by: Brian1954, Jan 12, 2024 in forum: Gen 3 Prius Care, Maintenance & Troubleshooting
  10. Brian1954
    Post

    Toyota Hybrid ABS module workaround.

    How much are you willing to spend to have an engineer do this? How many hours of work will it take?
    Post by: Brian1954, Jan 11, 2024 in forum: Toyota Hybrids and EVs
  11. Brian1954
    Post

    Did my fuel pump go?

    And maybe not. What are the trouble codes?
    Post by: Brian1954, Jan 11, 2024 in forum: Gen 2 Prius Main Forum
  12. Brian1954
    Post

    2010 Gen 3 pushing coolant out of the overflow and loss of cabin heat

    It sounds like you have an engine water pump that is failing or has completely failed. Replace it ASAP!!! Did you get the head gasket replaced?...
    Post by: Brian1954, Jan 11, 2024 in forum: Gen 3 Prius Care, Maintenance & Troubleshooting
  13. Brian1954
    Post

    Best place to purchase OEM Gen 3 Hybrid battery?

    Toyota dealership for about $2000 plus $1350 core charge. Call the parts department of dealerships near you.
    Post by: Brian1954, Jan 10, 2024 in forum: Gen 3 Prius Main Forum
  14. Brian1954
    Post

    Mk3 prius over heating coolant sighn

    Thanks for posting the pictures of the water pump impeller. The splitting of the white plastic is a very common failure mode. I do not think that...
    Post by: Brian1954, Jan 9, 2024 in forum: Gen 3 Prius Main Forum
  15. Brian1954
    Post

    Are failed HG's really all that common though...?

    How can you say the head gasket is fine? Report back here in 6 to 12 months with a follow-up, then we will all know if his head gasket is fine.
    Post by: Brian1954, Jan 9, 2024 in forum: Gen 3 Prius Main Forum
  16. Brian1954
    Post

    Mk3 prius over heating coolant sighn

    Add coolant very slowly to the reservoir. This will help air to escape. Fill the coolant up to the B line on the reservoir. The Toyota manual...
    Post by: Brian1954, Jan 8, 2024 in forum: Gen 3 Prius Main Forum
  17. Brian1954
    Post

    2013 with code C1391, abnormal leak of acc pressure

    No, I have not used them because I live on the east coast. They have a very good reputation on this forum. Check out their website. They have a...
    Post by: Brian1954, Jan 8, 2024 in forum: Gen 3 Prius Technical Discussion
  18. Brian1954
    Post

    2011 Prius Overheating. Code P0117. However, coolant is also disappearing.

    How many miles on it? Your problem is probably the engine water pump. Replace it ASAP!
    Post by: Brian1954, Jan 8, 2024 in forum: Gen 3 Prius Care, Maintenance & Troubleshooting
  19. Brian1954
    Post

    2013 with code C1391, abnormal leak of acc pressure

    Give Hybrid Pit a call.
    Post by: Brian1954, Jan 8, 2024 in forum: Gen 3 Prius Technical Discussion
  20. Brian1954
    Post

    Buying advice?

    Take a look at this thread: TSB EG-0127T-1014 (SW update to avoid cylinderhead gasket failure)
    Post by: Brian1954, Jan 7, 2024 in forum: Prius v Main Forum
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