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AEM wideband loggin with evoscan problems

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Old Sep 2, 2010, 06:26 AM
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AEM wideband loggin with evoscan problems

Hi all, just bought an aem widband to do some mild tuning and followed the instructions for connection to the evoscan software. I used the blue 5volt wire from the aem and soldered it to the correct pin on a old serial cable i found and ground the other pin. I used the same ground for both the AEM gauge. Problem is wha i see on the gauge is not what is logging at WOT. The gauge will say 10.5 while the log in evoscan shows 12.0. Also in what i found strange is that the logs will show a long string of 12.0 values like if the datalog is not moving fas enough or its losing signal somewhere. Is it a problem to use the same ground for the gauge and the serial ground? Help Please
Old Sep 2, 2010, 07:48 AM
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anyone?
Old Sep 2, 2010, 08:48 AM
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Which version of evoscan?
Old Sep 2, 2010, 09:00 AM
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Hello,

I'm logging the aem uego analog output on the rear O2 pin, my eval in the Evoscan is : 0.03913*x+10 .
Old Sep 2, 2010, 09:25 AM
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Shouldnt be a problem using the same ground. Make sure all your connections are good, and open hyper terminal and check if everything is on point...

maybe you have a bad uego sensor... who knows...
Old Sep 2, 2010, 11:49 AM
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Originally Posted by Fast_Freddie
Which version of evoscan?
Its version 2.6. The wideband guage looks about right with the AFR so has to b the 5volt signal i guess. I check my connections again. Maybe ill try another r232
Old Sep 2, 2010, 12:42 PM
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Originally Posted by EvoPower81
Its version 2.6. The wideband guage looks about right with the AFR so has to b the 5volt signal i guess. I check my connections again. Maybe ill try another r232
That's your problem, you need to update to version 2.7 beta 5.
Old Sep 2, 2010, 01:22 PM
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Originally Posted by Kings Fan
That's your problem, you need to update to version 2.7 beta 5.

Where can i do this ?
Old Sep 2, 2010, 03:00 PM
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Or you can go back to 2.5...
Old Sep 2, 2010, 03:27 PM
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Originally Posted by Kings Fan
That's your problem, you need to update to version 2.7 beta 5.
+1 had to upgrade to 2.7 beta 5 to make mine work. PITA
Old Sep 3, 2010, 02:38 AM
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Do i have to pay another $25 for the 2.7 beta5?
Old Sep 3, 2010, 06:37 AM
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Anywayz I went ahead and paid the $25 bucks again and loaded the newest version. Everything seems to b working better now. Will keep you posted
Old Sep 3, 2010, 08:20 AM
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Originally Posted by EvoPower81
Anywayz I went ahead and paid the $25 bucks again and loaded the newest version. Everything seems to b working better now. Will keep you posted
All upgrades should be free. There is an upgrade section on the evoscan website.
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