rjparker's Recent Activity

  1. rjparker replied to the thread What would you do IF you had to replace your A/C evaporator-core?.

    Tom is a Priuschat member and uses a Prius c as a work vehicle (until recently when the head gasket blew). When a leak is so slow that...

    Aug 5, 2026 at 10:42 PM
  2. rjparker replied to the thread What would you do IF you had to replace your A/C evaporator-core?.

    Tom is a Priuschat member and uses a Prius c as a work vehicle (until recently when the head gasket blew). When a leak is so slow that...

    Aug 5, 2026 at 10:42 PM
  3. rjparker attached a file to the thread Head Gasket Fails on Newer 2023 up Honda Dual Motor Hybrids.

    A better designed block to head interface. Just like gen4 but gen4 also added cylinder insulators.[ATTACH]

    Prius Gen4 Cylinder Insulator.jpeg Aug 5, 2026 at 8:25 PM
  4. rjparker replied to the thread What would you do IF you had to replace your A/C evaporator-core?.

    Gen2 evap leaks are common and its at least $2k to fix it. From a diagnostic standpoint you put dye in it, charge it up, run it to...

    Aug 5, 2026 at 8:20 PM
  5. rjparker replied to the thread How can i install li-ion batterys on my prius.

    [MEDIA]

    Aug 5, 2026 at 7:34 PM
  6. rjparker replied to the thread this website has gone ballistic..

    What is going on here is not downloads/changes/fixes. It's not new either.

    Aug 5, 2026 at 7:30 PM
  7. rjparker replied to the thread Head Gasket Fails on Newer 2023 up Honda Dual Motor Hybrids.

    Thermal cycling is caused by the rapid loss of temperature when the engine shuts off in Ready which returns when it restarts. I have...

    Aug 5, 2026 at 7:25 PM
  8. rjparker replied to the thread knocking and surging.

    Taking the position its too old to maintain properly means you have the wrong car. I would do the egr block flow test. Not much work...

    Aug 5, 2026 at 3:28 PM
  9. rjparker replied to the thread Head Gasket Fails on Newer 2023 up Honda Dual Motor Hybrids.

    It's the first twin electric motor for Honda who did not license Toyota technology likeFord did. Thermal cycling that was not present...

    Aug 5, 2026 at 3:03 PM
  10. rjparker replied to the thread Water Pump Replacement.

    Reports are the impeller is the only thing that goes bad so I have one stored with the spare tire for use in an emergency. Various...

    Aug 5, 2026 at 1:08 PM
  11. rjparker attached a file to the thread Water Pump Replacement.

    Monitor and consider having the part on hand for the day it does happen. Don't buy an aftermarket water pump even though they are...

    IMG_2342.jpeg Aug 4, 2026 at 11:09 PM
  12. rjparker posted a new thread.

    Head Gasket Fails on Newer 2023 up Honda Dual Motor Hybrids

    It is Honda's turn to handle head gasket problems on new dual motor hybrid design introduced in 2023....

    Forum: Fred's House of Pancakes

    Aug 4, 2026 at 10:59 PM
  13. rjparker replied to the thread Just joined / Looking at a 2016 Prius C.

    I would hope you are not planning on living in it as it is small and has virtually no insulation between you and the outside. People...

    Aug 4, 2026 at 4:55 PM
  14. rjparker replied to the thread Just need to vent....

    I don't buy the refrain "I am a great driver." First its rarely true and second the vast majority need help. Blindspot monitoring...

    Aug 4, 2026 at 4:11 PM
  15. rjparker replied to the thread What voltage does a gen 2 inverter send to the HV battery.

    Better digital meters have a low z (z stands for impedance) mode. The Toyota engineers know how to measure a dc voltage with a high...

    Aug 4, 2026 at 8:29 AM