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Recent Content by Jl2005prius

  1. Jl2005prius
    Thread

    Heat issue solved

    Sharing what I discovered from recent ‘no heat on 2005 Prius. Suddenly this winter had zero cabin heat. Heater hose from 3 way valve not hot....
    Thread by: Jl2005prius, Apr 13, 2023, 0 replies, in forum: Gen 2 Prius Accessories & Modifications
  2. Jl2005prius
    Post

    No heat

    I now have heat
    Post by: Jl2005prius, Apr 12, 2023 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  3. Jl2005prius
    Post

    No heat

    Thanks everyone for your input- here’s an update: I pulled the hose from coolant control valve which goes to heater core.. I’m able to easily...
    Post by: Jl2005prius, Apr 11, 2023 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  4. Jl2005prius
    Post

    No heat

    I’m preparing to tear into this heating issue and have some information to share. I found a good used heater pump, to use in the event mine is...
    Post by: Jl2005prius, Apr 1, 2023 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  5. Jl2005prius
    Post

    No heat

    Ok- I understand….. yes, that’s how the relay is listed, on the inner circuit diagram. I think I can locate it now Thanx
    Post by: Jl2005prius, Mar 28, 2023 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  6. Jl2005prius
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    No heat

    I believe so…. It is the one which is routed around inverter and back toward firewall.
    Post by: Jl2005prius, Mar 28, 2023 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  7. Jl2005prius
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    No heat

    Yes, I’m quite convinced it is a coolant flow restriction. The hose going from 3-way to heater pump stays cool to Luke warm, even when heat is on...
    Post by: Jl2005prius, Mar 28, 2023 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  8. Jl2005prius
    Post

    No heat

    Well, yes… I found the wiring diagram. But I’m not able to figure out where the actual relay is physically located. It’s clearly listed in the...
    Post by: Jl2005prius, Mar 28, 2023 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  9. Jl2005prius
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    No heat

    I’m preparing to flush the heating system and storage container. I suspect there may be problems with heater pump. Can anyone tell me where the...
    Post by: Jl2005prius, Mar 28, 2023 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  10. Jl2005prius
    Post

    No heat

    Yes, thanks…. It has worked well for many years, and the valve was replaced a couple years ago…simply due to a code which occasionally would come...
    Post by: Jl2005prius, Mar 23, 2023 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  11. Jl2005prius
    Post

    No heat

    Thank you very much. It seems there is no or very low flow of hot coolant into the pump, as the hose remains cool, even though the input hose to...
    Post by: Jl2005prius, Mar 22, 2023 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  12. Jl2005prius
    Thread

    No heat

    Hi- 2005 with no heat. I’ve verified mechanical thermostat, so now working on heater core circuit, specifically the electric aux. pump. I’m not...
    Thread by: Jl2005prius, Mar 21, 2023, 20 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting