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  1. 3p141592654

    3P's TCCS Disassembly/Analysis

    Here's a video of the modified factory ECU installed and running., so yeah, it runs and the MIL light is finally off. Included in the video for your amusement is my lame ability to insert a USB connector into the computer, sorry! http://www.youtube.com/watch?v=FCt3sp5_X84 Next is a...
  2. 3p141592654

    Fresh rebuild. Coolant boiled on me.

    So when you put the MHG in, did you resurface the head and block?
  3. 3p141592654

    Intermittent misfire

    In the 80s, digital meters often had very slow sample rates, and would miss fast transients, that is probably why they recommended an analog meter. 25 years later it doesn't make sense, any decent DVM includes a high speed signal bar or other analog like indicator.
  4. 3p141592654

    3P's TCCS Disassembly/Analysis

    Yup, I should have a video soon. It is finally running properly. Had some issues with the G1/G2 signals , and how we implemented their detection in the FPGA causing an intermittent miss. All sorted out now. This shows the issue, every so often we would latch the G1 or G2 signal twice in a row...
  5. 3p141592654

    Motor cranks, sometimes sparks.

    In your double and triple checking you checked for codes, right? A bad CPS will set one, so will other problems.
  6. 3p141592654

    low-cost brake bling

    The one's I have shown are $118 a pair. You are quoting the premium rotor/pad combo. For $40 you are getting plain rotors without pads with no e-coating that will be rusty looking in a month. That's hardly an apples to apples comparison.
  7. 3p141592654

    low-cost brake bling

    www.R1concepts.com looks good too. I got the standard cross-drilled and slotted rotors, not the premium dimple and slotted rotors with pads. ---------- Post added at 04:41 PM ---------- Previous post was at 04:29 PM ---------- They don't say, but they are SAE G10 grade so I don't...
  8. 3p141592654

    low-cost brake bling

    I did not order the brake pads, I am using stock Toyota pads. The rotors shown are the cross-drilled & slotted rotors.
  9. 3p141592654

    low-cost brake bling

    If you're going to post that rotor slots and holes do nothing for braking, make the rotor more susceptible to warping and cracking, then just stop. That is all true, but it is also true that they look pretty and that's the point of this thread. Also, this is no substitute for a BBK so I don't...
  10. 3p141592654

    Arp bolts vs. studs

    The OP asked why studs are better, and the reason is that the thread engagement is between the nut and the stud, and that remains constant as the nut is torqued down. With bolts, the thread engagement is between the bolt and the block, and as the bolt is torqued down more bolt thread engages...
  11. 3p141592654

    no power to the main relay

    JJ is right of course, the only way you can have power at the BATT terminal of the ECU and no power on pin 4 of the Main relay is a fault in J/B 2 Inner Circuit. http://www.cygnusx1.net/Supra/Library/TEWD/MK3/manual.aspx?S=Main&P=19 That would be a very unusual failure. I would triple check...
  12. 3p141592654

    7MGE sputters and bogs <2500rpm. checked stuff! Edit: SOLVED!!!

    If you want your car to run properly you need to clear all codes. The STA signal is important, and it's just a simple tap on the starter circuit to the ECU.
  13. 3p141592654

    Im I being an ass&^$*? Sean Palmquist

    If you dispute through your CC you violate the Paypal T&Cs. In other words, you can do this once, and then paypal closes your account.
  14. 3p141592654

    Leatherseats dot com installation problem.

    I also reused the factory carpet attached to the rear bottom of the seat to replace the cheesy vinyl that leatherseats.com used.
  15. 3p141592654

    Intermittent misfire

    An oscilloscope, or a DVM that can measure frequency would be useful for this AFM.
  16. 3p141592654

    Leaning out the 7mgte. How far can I go?

    Albeit, with high NOx emissions.
  17. 3p141592654

    Fires but does not run

    A bad CPS will set a code 12 or 13 and will not start.
  18. 3p141592654

    3P's TCCS Disassembly/Analysis

    Yes, the Lex meter input can be arbitrarily scaled. The routines for reading that meter are complex, so I have not unraveled the whole computation process, but plan to keep working on it. There is a lot to do before this could be considered ready for general use. The software, in particular...
  19. 3p141592654

    3P's TCCS Disassembly/Analysis

    Yes, we have the ECU running off of external memory and can read data directly from the ECU diagnostic interface. Since the code is loaded into RAM at bootup, it is also possible to modify the code as well during ECU operation. Current plans are to develop the software interface to allow real...
  20. 3p141592654

    3P's TCCS Disassembly/Analysis

    Yes, it was a bad solder joint. Soldering TQFP parts by hand is a pain...