rjparker's Recent Activity

  1. rjparker attached a file to the thread Idle issue after Gen3->Gen4 engine swap.

    You need the gen3 egr system. Most people use the 3rd gen intake as well. The most successful swaps used the gen3 head. This allows...

    Gen4 coolant flow.jpeg Jul 3, 2026 at 1:30 AM

  2. rjparker replied to the thread 2013 Prius losing power on hills.

    The gen5 Prius has dual injection, direct and port injectors for each cylinder. Some modes use port or direct exclusively while other...

    Jul 3, 2026 at 12:23 AM

  3. rjparker replied to the thread UV A/C Dye contamination.

    UV dye is no problem. R134a with oil or sealer is a problem on a Prius with high voltage running through the refrigerant cooled...

    Jul 2, 2026 at 10:43 PM

  4. rjparker attached a file to the thread Gen 2 AC Compressor Replacement: Toyota or Aftermarket?.

    Without a leak you can't have low refrigerant unless it was low to begin with and never worked right.. With a poorly designed...

    IMG_2009.jpeg Jul 2, 2026 at 8:28 PM

  5. rjparker replied to the thread 2019 Prius Slow Coolant Leak.

    No. It might cost a little mpg. Toyota design it to open on high exhaust pressure alone when high rpms are being used. There is no...

    Jul 2, 2026 at 7:06 PM

  6. rjparker attached a file to the thread 2017, 63,000 miles, showroom condition.

    Ecus are the number of networked computers in a typical Prius. It is a lot and even your 2011 had about that many. Most cheap scanners...

    IMG_2008.jpeg Jul 2, 2026 at 4:33 PM

  7. rjparker replied to the thread OEM Remote Start.

    I would make sure it was plug and play with no wire cutting.

    Jul 2, 2026 at 4:00 PM

  8. rjparker replied to the thread 2017, 63,000 miles, showroom condition.

    Is a 2022 Rav4 with 60k miles, a factory lithium battery and standard safety features a better move for some? Yes. But it might...

    Jul 2, 2026 at 3:44 PM

  9. rjparker attached a file to the thread 2017, 63,000 miles, showroom condition.

    Depends how it is used. If its used several times a week it will be cycled properly. If someone goes more than one week at a time...

    IMG_2007.png Jul 2, 2026 at 2:00 PM

  10. rjparker replied to the thread 2019 Prius Slow Coolant Leak.

    That is the "exhaust flow control valve" (illustration post 28) that diverts exhaust flow 100% through the heat exchanger. Even with a...

    Jul 2, 2026 at 1:21 PM

  11. rjparker replied to the thread Head gasket blown. Pink/orange tapioca. Have a few questions as to cleanup before proceeding..

    If I were a betting man, I would put money on a head gasket issue assuming no one was punking you by directly adding oil into the...

    Jul 2, 2026 at 8:29 AM

  12. rjparker replied to the thread Head gasket blown. Pink/orange tapioca. Have a few questions as to cleanup before proceeding..

    Third time is the charm? Remember the coolant reservoir is an active part of the coolant circulation as soon as the thermostat opens....

    Jul 2, 2026 at 7:59 AM

  13. rjparker attached a file to the thread 2017, 63,000 miles, showroom condition.

    When we are in love (with a car) we are sometimes in a dream state! I know the feeling. Getting to 200k without major expenses should...

    IMG_2001.jpeg Gen4 cylinder spacer insulator.jpeg Jul 1, 2026 at 11:37 PM

  14. rjparker attached a file to the thread 2017, 63,000 miles, showroom condition.

    The truth of the matter is Toyota sold very few 2017 Prius v's in the US. So there are very few reports of failures for that year but...

    IMG_1992.jpeg Jul 1, 2026 at 10:23 PM

  15. rjparker replied to the thread Just did head gasket, now won't start.

    Very common rookie mistake

    Jul 1, 2026 at 8:32 PM
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