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mr_guy_mann's Recent Activity
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mr_guy_mann replied to the thread Reviving 08.
Your posts are a bit ... odd. The code scan shows C1259 and C1310 - these set when the hybrid control (or HV battery?) system has...
May 15, 2024 at 11:40 PM -
mr_guy_mann replied to the thread Combo Meter dead- Unable to Shift into Drive?.
You need a better scantool. Here is a thread that reviews several apps and devices for a smartphone. Some are capable of scanning all...
May 15, 2024 at 9:50 PM -
mr_guy_mann replied to the thread 12V Battery Died, Now What?.
With the car "ready", step on the brake pedal several times until you hear the noise. Then leave the pedal alone and just wait (time it)...
May 15, 2024 at 9:40 PM -
mr_guy_mann replied to the thread Damaged OBD2?.
It's a Tom thing. .
May 15, 2024 at 9:30 PM -
mr_guy_mann attached a file to the thread Damaged OBD2?.
My first thought is that you could have damaged terminals in the OBD2 connector. Often, the state inspection cable can be "fussy" about...
May 15, 2024 at 9:30 PM
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mr_guy_mann replied to the thread Lots of lights and won't shift into gear..
Most "generic" scantools can't talk to many of the systems on a Prius. That often includes whatever tool is used at parts stores....
May 15, 2024 at 9:14 PM -
mr_guy_mann replied to the thread Brakes 'falter/hestitate' when approaching standstill.
My first guess is that you have "rust jacking" of the front wheel speed sensors. Corrosion forms under the sensor mounting flange and...
May 15, 2024 at 9:07 PM -
mr_guy_mann attached a file to the thread Help - gen3 prius - downstream o2 sensor wiring.
If you look through factory service info, then google (after checking the Denso application guide for the downstream O2), you can find...
May 15, 2024 at 8:51 PM
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mr_guy_mann liked TMR-JWAP's post in the thread Instrument Cluster Randomly Shuts Off.
If you do not have the correct soldering equipment for electronic circuit board repairs, or full confidence in your soldering skills,...
May 14, 2024 at 1:58 PM -
mr_guy_mann replied to the thread sudden head gasket failure - or something else?.
I don't know anything special about 5 hours. Really, the next morning when you ready the car up: the ECT and CHS temp sensors should...
May 13, 2024 at 11:01 PM -
mr_guy_mann replied to the thread HV battery questions: Resting voltages rising???.
The battery ecu does not balance the blocks at all. The block to block voltage differences I had after I DIY refurbed my pack were...
May 13, 2024 at 10:31 PM -
mr_guy_mann replied to the thread Instrument Cluster Randomly Shuts Off.
That's how it first shows up, just here or there. It will get more frequent. You can futz with it all you want, but I got tired of the...
May 13, 2024 at 10:19 PM -
mr_guy_mann replied to the thread Critical error messages when Techstream ran health check!!!.
Your VCI claims to have "similar functionality" as the Tactrix open port 2.0 - for about $25. So it's a cheap clone (with a pretty...
May 13, 2024 at 10:07 PM -
mr_guy_mann replied to the thread Fuel Injectors $$$.
What are your total fuel trims in ECM data (at hot idle, cruise, and moderate acceleration)? If fuel injectors are leaking (or bad...
May 13, 2024 at 9:59 PM -
mr_guy_mann replied to the thread Help request: Main Body ECU schematic?.
Yep. The scope waveform of the LIN looked like "normal" activity. However, instead of being at almost battery voltage, the (receptive)...
May 13, 2024 at 9:52 PM
