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  1. Thread: Limp mode

    by mmigacz
    Replies
    6
    Views
    5,749

    11776During emulation, and after a change, I will...

    11776During emulation, and after a change, I will chick the icon shown below with a 1 pointing to it. When I am done, I hit the icon with the 2 pointing to it. Then shut the engine off. Another...
  2. Thread: Limp mode

    by mmigacz
    Replies
    6
    Views
    5,749

    Is your SES flashing? You might have to reload...

    Is your SES flashing? You might have to reload the Bin into the emulator. I have already had it where I made changes and forgot to save before shutting the engine off. When I restart, the SES...
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    4,759

    My dads 71 vette (350) was knocking last year. It...

    My dads 71 vette (350) was knocking last year. It never made any noise when it was cold. After warm up and no load, you could really hear it when you goosed the throttle. The oil pressure gauge...
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    4,759

    Does it have a working oil pressure gauge? If...

    Does it have a working oil pressure gauge? If so, what is the oil pressure? Is the noise present when the engine is cold?
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    8,362

    There are two wires going to each injector. The...

    There are two wires going to each injector. The white and red wires should have 12V all the time when the ignition is on. Can you confirm this? The ECM creates the pulse by providing a ground...
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    8,362

    Are you using a TBI distributor (Or a TBI...

    Are you using a TBI distributor (Or a TBI ignition module)?
  7. 1227747 ECM includes 27SF512 Flash Chip Conversion, ZIF Socket, bin of choice w/mods

    For sale is 1227747 ECM with 27SF512 chip conversion. The ZIF socket is the higher/stronger socket. Unfortunately, if does require the cover to stay removed or a thicker seal is needed to gain...
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    25,866

    I'm not sure if this is the best way, but I...

    I'm not sure if this is the best way, but I record what MAP reading and RPM knocks occure. After getting a rough idea which area's are problematic, I'll remove timing from the cells and smooth the...
  9. Replies
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    25,866

    Record a log of it accelerating from a dead stop...

    Record a log of it accelerating from a dead stop and post it.... Also, post an updated bin.....Did you modify your timing table? The bin that you posted has an crappy timing table. Try the timing...
  10. Replies
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    25,866

    Thanks Fast355! I understand how it works now. ...

    Thanks Fast355! I understand how it works now. See the attached picture. You can change the bin thru the hex editor or the thru the parameters defined in the XDF. Stoich AFR is already defined...
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    25,866

    Just when you think you have things figured out...

    Just when you think you have things figured out this happens......Here is an example: VE tables are tuned with the same gas (no ethanol) and all BLMs are perfect (128) while in closed loop.... The...
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    20,389

    Yes, you will need to download the XDF, ADX and a...

    Yes, you will need to download the XDF, ADX and a starter bin. This tread would be helpful...
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    17,363

    351W in a boat converted to GM TBI (video)

    Hi, I thought I would share a TBI project that I finished a couple years ago. The only difference in the video between then and now, is I changed the distributor and tune slightly. ...
  14. Replies
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    25,866

    Yes, it’s not a bad idea. Your values in your...

    Yes, it’s not a bad idea. Your values in your open loop tables (including PE) will be closer to reality. Which means they might need to be tweaked slightly if you change it. If you have been...
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    25,866

    There are significantly more options with these...

    There are significantly more options with these later versions. They rock!
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    5,469

    If you have any questions, I converted the 351W...

    If you have any questions, I converted the 351W in my boat to TBI. With spark control.
  17. Replies
    38
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    25,866

    Use this mask:

    Use this mask:
  18. Replies
    38
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    25,866

    I'm not sure why GM set the 7747 up this way. It...

    I'm not sure why GM set the 7747 up this way. It would make more sense to have one VE table that goes up to 6400RPM.....I'm not sure if I understand your question, but you can 0 out the adder table....
  19. Replies
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    25,866

    Set your TCC parameters like I show in the...

    Set your TCC parameters like I show in the attached picture. The parameter that is circled is the one you want to play with. Currrently, it will energize the solenoid (and downshift) when the...
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    25,866

    Set idle off to 25 and idle on to 50.

    Set idle off to 25 and idle on to 50.
  21. Replies
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    25,866

    The ECM will only be controlling the kickdown...

    The ECM will only be controlling the kickdown relay. The other parameters relating to torque converter locking and unlocking will be disabled. In other words, it doesn't matter if its a 3 or 4...
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    27,651

    sounds like you need to get that vacuum leak...

    sounds like you need to get that vacuum leak found. Somebody suggested getting a heated o2 sensor, did you try that too? Post the data log, I'm curious if the O2 swings are still on the lean side. ...
  23. Replies
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    27,651

    That's all right. I had my share of questions...

    That's all right. I had my share of questions when I started... Yes, the 27SF512 chips are reflashable. For a starting point, I would buy (2). One for the ecm and one for changes.
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    27,651

    I leave my lid off (since I'm swapping chips a...

    I leave my lid off (since I'm swapping chips a lot). However, you can space the lid up with weather stripping to make clearance, if you are concerned with dust getting in. Also, that picture shows...
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    27,651

    That picture is not of the G2 adapter, its a...

    That picture is not of the G2 adapter, its a 2timer. This is not what you need.
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