TwEECer communication error

Discussion in '94-95 Tech' started by ef200098, Jun 12, 2005.

  1. ef200098 New Member

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    i have the tweecer installed and when i try to read or write to the tweecer while it is plugged into the eec i get a communication error. but as soon as i unplug the tweecer from the EEC i can then write to the tweecer. am i missing something?
  2. 94GTNJ New Member

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    I had a similiar problem to yours. I kept getting a bin error or something when I tried to write to the tweecer while installed to the EEC. You have to contact Mike Glover, but basically either a) your EEC is bad or b) you gotta hook up a separate 12 volt source to your KAM power.

    At least thats what Mike G. said to me.
  3. ef200098 New Member

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    its not the EEC because it accepts the tunes that i put into the tweecer. so i dunno
  4. bjl95mustang Founding Member

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    www.tweecer.com then go to support. there is a link to the tweecer message boards. That would be the best place to get a faster response.
  5. final5-0 Mustang Master

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    Is this a new install?

    Has it ever worked correctly?

    More info please.

    Later
    Grady
  6. ef200098 New Member

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    i bought it off a reputable guy on my local mustang site. the tweecer works it just wont write when its pluged into the EEC.
  7. 94GTLaserRC Squint as you approach, lest you be blinded by my

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    Ernan Says "here it comes... dushbag"
    I had a problem with the TwEECer that was different, but was resolved when I uninstalled and reinstalled it.
    RC
  8. final5-0 Mustang Master

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    Make sure the pins on the Tweecer interface are clean and you have a good metal to metal contact between them and the service port pins on your pcm.

    You don't want any of that clear varnish looking coating you sometimes see on printed circuit boards or any of that dielectric grease stuff on those pins.

    Later
    Grady
  9. 94GTLaserRC Squint as you approach, lest you be blinded by my

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    Ernan Says "here it comes... dushbag"
    IM gonna assume that he got it used so there is probably not an issue with that.
    RC
  10. final5-0 Mustang Master

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    Might have some of that white grease stuff in the sevrice port.

    I had to get some of it out of mine :shrug:

    Later
    Grady
  11. ef200098 New Member

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    i cleaned it just like they said with alcohol, and a couple cotton tips. the guy over at tweecer support told me that the first 75 base units that they shipped out were having the exact same symptoms that i am having now. hopefully he takes care of it..


    TwEECer costomer support :nice:
  12. Zero Signal Active Member

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    Yeah the computer has more than grease on it. It has a gel coating that you probably need to sand off. I had to sand mine to get it off so the pins would make contact.
  13. ef200098 New Member

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    the tweecer still works. if i take the tweecer off the EEC and write to the tweecer, and put it back on the EEC the tune will work, i just can't write while the tweecer is connected. weird.
  14. 94GTLaserRC Squint as you approach, lest you be blinded by my

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    Ernan Says "here it comes... dushbag"
    Did you try to uninstall and reinstall yet?
    RC
  15. ef200098 New Member

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    the software or the tweecer itself?
  16. 94GTLaserRC Squint as you approach, lest you be blinded by my

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    Ernan Says "here it comes... dushbag"
    Just the software...I had a prob once, and I did that...it worked
    RC

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