ChapmanF's Recent Activity

  1. ChapmanF replied to the thread Hybrid System Issues.

    Autoenginuity is showing you the brake system codes (C1259 and C1310) that are present because of the HV ECU P3000 code, and the P3000...

    Apr 2, 2026 at 9:32 PM

  2. ChapmanF replied to the thread Inverter coolant pump: a cautionary tale.

    Fascinating! What connection exists, if any, between the Japanese company Aisin that produces automotive parts as part of the Toyota...

    Apr 2, 2026 at 9:16 PM

  3. ChapmanF replied to the thread Inverter coolant pump: a cautionary tale.

    And both of those spellings are different from Aisin, the company that makes Toyota's pump. Are you sure yours says "Aisan"? :cautious:...

    Apr 2, 2026 at 8:48 PM

  4. ChapmanF replied to the thread Another EGR thread.

    I think what rjparker is getting at is that you can use that pressurization kit to accelerate a borescope test—by pumping up a good...

    Apr 2, 2026 at 8:45 PM

  5. ChapmanF replied to the thread Vaccine provocation.

    Giving us the facts seems a lot like what tochatihu just did ... relying on an article from a satellite-data company that seems to be in...

    Apr 2, 2026 at 8:40 PM

  6. ChapmanF replied to the thread Prius C 2016 (NHP10) – frame rail dimensions? Trying to save it.

    At least in the US market, Toyota stopped printing paper versions of those manuals with the 2011 model year. The electronic versions are...

    Apr 2, 2026 at 4:10 PM

  7. ChapmanF replied to the thread Gen 3 engine swap confusion..

    Old head had two hose nipples coming right out of it, gen 4 has one big outlet for the "water-outlet fitting" to bolt on, and the hoses...

    Apr 2, 2026 at 3:58 PM

  8. ChapmanF replied to the thread Multiple problems after o2 sensor short to ground.

    It helps to describe the tool you used to retrieve trouble codes, because not all of them can talk to all of the dozen or so ECUs in the...

    Apr 2, 2026 at 1:05 PM

  9. ChapmanF replied to the thread 12v battery terminal connector access.

    Well, they made the step-one engineering decision, to satisfy a safety goal, to have the big battery always fully isolated and out of...

    Apr 2, 2026 at 12:49 PM

  10. ChapmanF replied to the thread Dixie style breakfast.

    Well, most of us have learned some of the auto-edits PriusChat makes by having them happen to us. Maybe one time I wrote something in a...

    Apr 2, 2026 at 10:51 AM

  11. ChapmanF replied to the thread 12v battery terminal connector access.

    Either of your X spots should be ok. There are some bolt heads near your Xs, like holding down that bracket and that cover plate. I'd...

    Apr 2, 2026 at 1:12 AM

  12. ChapmanF replied to the thread Help on unusual symptoms p0a94-555.

    Nope. That's also called a DC/DC converter, but it's the one that drops voltage to 12 volts for the low-voltage system. P0A94 is about...

    Apr 1, 2026 at 10:57 PM

  13. ChapmanF replied to the thread Prius C 2016 (NHP10) – frame rail dimensions? Trying to save it.

    You're on the right track here for the information you want. Do any of the access options described on this page work where you are?...

    Apr 1, 2026 at 10:47 PM
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