ChapmanF's Recent Activity
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ChapmanF replied to the thread persistent P2238 after engine swap.
You've shown the output signal from the sensor, but the code appears to be about the control circuit for the sensor's heater.
Jan 10, 2026 at 6:36 PM -
ChapmanF replied to the thread Is the Steering wheel clock spring serviceable?.
It's removable and replaceable. Taking it apart and repairing it goes beyond anything Toyota would do, though I've seen some posts here...
Jan 10, 2026 at 2:27 PM -
ChapmanF replied to the thread Degas/expansion bottle operation.
As far as I know, there's just a partial-height baffle in there so you can more easily visually confirm that coolant is flowing, as the...
Jan 10, 2026 at 1:52 PM -
ChapmanF replied to the thread Techstream EGR Valve Blockage Data.
Most of the downloaded versions going around, people have made by clicking Print to PDF lots and lots of times in the online manual. The...
Jan 10, 2026 at 1:30 PM -
ChapmanF attached a file to the thread Electrical safety when working on the hybrid battery.
He's kinda not wrong, as long as there is no P0AA6 isolation fault code being reported for the battery. (A person following best...
Jan 10, 2026 at 12:38 PM
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ChapmanF replied to the thread Solar Charging Roof Not Working!.
I might rather have, like, trailer jacks built into the car ... you park it, and get out, and then it tips itself up to the right angle....
Jan 10, 2026 at 12:28 PM -
ChapmanF replied to the thread Techstream EGR Valve Blockage Data.
Step 110 is fully open, according to the post from 2019 that I linked to above. The post from 2019 that I linked to above includes a...
Jan 10, 2026 at 10:54 AM -
ChapmanF replied to the thread Help with multimeter settings to manually bleed coolant.
I wasn't there at the time and, therefore, can't say what did cause your dead pumps. I don't have to have been there to be able to say...
Jan 9, 2026 at 10:15 PM -
ChapmanF replied to the thread Help with multimeter settings to manually bleed coolant.
As has been mentioned a couple times, using the meter for that doesn't accomplish anything different from using a simple wire the same...
Jan 9, 2026 at 9:03 PM -
ChapmanF replied to the thread Solar Charging Roof Not Working!.
That post of mine was specific to Los Angeles latitude, and also closed like this: If you then do take into account the fewer hours of...
Jan 9, 2026 at 8:58 PM -
ChapmanF replied to the thread Help with multimeter settings to manually bleed coolant.
That's because that pump doesn't kick on in maintenance mode or heater on or what have you. It only comes on for a few seconds, once,...
Jan 9, 2026 at 8:41 PM -
ChapmanF replied to the thread Help with multimeter settings to manually bleed coolant.
The only difference between a multimeter set for amps stuck between those socket terminals, and a plain wire between the same two...
Jan 9, 2026 at 8:07 PM -
ChapmanF replied to the thread Help with multimeter settings to manually bleed coolant.
Gen 2 Prius has three engine water pumps: the belt-driven one, the electric one that shifts hot coolant in and out of the thermos on...
Jan 9, 2026 at 7:57 PM -
ChapmanF replied to the thread Help with multimeter settings to manually bleed coolant.
First double-take: why is there a video saying you need a multimeter to bleed coolant? Ok, the video shows using a multimeter as a...
Jan 9, 2026 at 7:39 PM -
ChapmanF replied to the thread Mechanics: what are your most common tools?.
I recently discovered a pleasing compromise I could make, given my long-cultivated collection of corded tools. I do already have a...
Jan 9, 2026 at 5:07 PM
