Bringing TBI and Multi Port Fuel Injection to a New Level.     EFI Conversions and Tuning! Seattle to Portland! E-mail Tuning Consultant!

Search:

Type: Posts; User: Quaraxkad

Page 1 of 2 1 2

Search: Search took 0.00 seconds.

  1. Replies
    36
    Views
    1,552

    I feel like using a full-fledged OBD protocol is...

    I feel like using a full-fledged OBD protocol is a bit overkill... Seems like a short term diagnostic thing rather than something that's supposed to be in use all the time. But... I don't really know...
  2. Replies
    36
    Views
    1,552

    I wasn't sure if sizeof(barray) was working, so I...

    I wasn't sure if sizeof(barray) was working, so I found that with a google search... Most of this code is copy/pasted from google searches. I don't really understand c-like syntax, I'm a VB.net...
  3. Replies
    36
    Views
    1,552

    Something is weird here... I had the cluster out...

    Something is weird here... I had the cluster out of the car because I was tired of walking back and forth to the garage for every tiny code change... That's when I got the smooth sweep. The gauge...
  4. Replies
    36
    Views
    1,552

    Success! I changed my code to this and got a...

    Success! I changed my code to this and got a smooth sweep from 500 up...



    byte msb = 0;
    byte lsb = 0;

    void setup() {
    Serial.begin(8192);
    }
  5. Replies
    36
    Views
    1,552

    I tried manually setting numbers for all three...

    I tried manually setting numbers for all three values after 0x58 one at a time, and the second one is the only one that causes the gauge to respond. Even if my MSB and LSB calculation is correct, the...
  6. Replies
    36
    Views
    1,552

    VPW, that's the Class 2 stream, right? I was...

    VPW, that's the Class 2 stream, right? I was looking into that as a possible source of input to get the RPM signal.

    But first, I think I may have a math problem in the code above... I attached a...
  7. Replies
    36
    Views
    1,552

    Got the Arduino this morning, uploaded the code,...

    Got the Arduino this morning, uploaded the code, plugged it in:

    https://s3.amazonaws.com/Quaraxkad/Cutlass/aldl/20191210_162010.jpg
  8. Replies
    36
    Views
    1,552

    It's a 2004 PCM. The service number is 12583827

    It's a 2004 PCM. The service number is 12583827
  9. Replies
    36
    Views
    1,552

    The tachometer is the only part of the panel that...

    The tachometer is the only part of the panel that is controlled by the ALDL stream. All other gauges and lights on the panel are handled by the "traditional" method. That's why I made my initial test...
  10. You shouldn't be that wary of taking one apart....

    You shouldn't be that wary of taking one apart. They are not all that delicate. It's just a few screws to remove the cover, a few more screws securing the board and I believe the entire internals all...
  11. Replies
    36
    Views
    1,552

    Adding a little math to convert an integer RPM...

    Adding a little math to convert an integer RPM into MSB and LSB...


    void setup() {
    Serial.begin(8192);
    }

    void loop() {
    if (Serial.availableForWrite() > 5) {
    int rpm = 3200;
  12. Replies
    36
    Views
    1,552

    Ah yes, I had completely forgotten about the...

    Ah yes, I had completely forgotten about the checksum! Adding in your checksum function, this is pretty much the entirety of the initial test! I'm leaving out all of the other bytes because I expect...
  13. Replies
    36
    Views
    1,552

    I've ordered an Arduino Uno, it will be here...

    I've ordered an Arduino Uno, it will be here tomorrow. I believe it's C++, not C. First step is basically just the example code shown here:...
  14. Replies
    36
    Views
    1,552

    A little more experimentation and research, I...

    A little more experimentation and research, I think I found what I need...

    I don't have any method of generating a crank signal. The crank sensor signal goes to the ICM, and the ICM outputs a...
  15. Replies
    36
    Views
    1,552

    On further inspection, I think that both of those...

    On further inspection, I think that both of those logs appear to be the same repeating pattern with only a few bytes changing. I think they might both be ALDL diag or idle chatter, I have no idea...
  16. Replies
    36
    Views
    1,552

    I set up a test bench, wired up the PCM and my...

    I set up a test bench, wired up the PCM and my ALDL adapter. I was able to get some datalogging going in TunerPro so I know it's working.

    I grounded terminals A and B of the ALDL DLC, and used a...
  17. Replies
    36
    Views
    1,552

    Great, thanks for the support! It sounds like...

    Great, thanks for the support!

    It sounds like you think a Pi would be the easier than Arduino. I have seen that the Arduino also has an FTDI addon available, so that might level the playing field?...
  18. Replies
    36
    Views
    1,552

    Looking for asistance with ALDL project...

    I've got a project I need to get started on now that my car is running thanks to the help provided here in a previous thread! I have a 92 Cutlass with an L67 swapped in. I also have a gauge cluster...
  19. Replies
    25
    Views
    2,338

    IT RUNS!! 12588500v1.0a.bin was the ticket,...

    IT RUNS!!

    12588500v1.0a.bin was the ticket, thank you so much!! I don't know if it's the updated program version or that my software doesn't disable VATS correctly, but it's running! As an...
  20. Replies
    25
    Views
    2,338

    It is supported. It's OBD2_28. 2004 Chevy 3.8.

    It is supported. It's OBD2_28. 2004 Chevy 3.8.
  21. Replies
    25
    Views
    2,338

    Went through another entire cycle of changing all...

    Went through another entire cycle of changing all VATS values, flashing the PCM, disconnecting ignition power before main power about a minute later. Still nothing. Same behavior regardless of VATS...
  22. Replies
    25
    Views
    2,338

    OK, I've done that. Reflashed the PCM and wrote a...

    OK, I've done that. Reflashed the PCM and wrote a new VIN. Disconnected only ignition power and let it sit for a minute or two. Unplugged it completely. Plugged it back in, and read the VIN. This...
  23. Replies
    25
    Views
    2,338

    Oh... no... I don't have that! I'm using a bench...

    Oh... no... I don't have that! I'm using a bench harness, I had no idea that was a requirement! That explains the VIN number resetting itself. However, when I read back the program and check it in...
  24. Replies
    25
    Views
    2,338

    It will start and run for a coupe of seconds on...

    It will start and run for a coupe of seconds on the 04 Impala PCM. It will start, run, and drive on both the 98 Lumina LTZ and 00 Grand Prix GTP PCM. Unfortunately I need the Impala PCM due to the...
  25. Replies
    25
    Views
    2,338

    I have confirmed that all of these are properly...

    I have confirmed that all of these are properly hooked up, except for C2-23 which I have not yet tested



    I am using a wiring harness from a 1998 Lumina LTZ. It is not an L67, all but 2 or 3 of...
Results 1 to 25 of 32
Page 1 of 2 1 2