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AEM Help with tuning AEM EMS

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gsxkid81

15+ Year Contributor
140
1
May 18, 2005
warsaw, Virginia
i need to get to my car to the dyno and was woundering if anyone could help me.the car has aem ems with 3,5 bar map and 1600 fic injectors.any help would be great.if anyone has an aem ems file with tuning for 1600cc injectors that would be great also thanks
 
i need to get to my car to the dyno and was woundering if anyone could help me.the car has aem ems with 3,5 bar map and 1600 fic injectors.any help would be great.if anyone has an aem ems file with tuning for 1600cc injectors that would be great also thanks

get to a dyno with someone that knows what they are doing ASAP. it will take damn near a full day to tune. DO NOT try to tune it yourself.
 
i just wanted a tune to be able to drive to the dyno. i ahve nothing to tow the car with and the closest AWD dyno is like 3 hours away.i will be happy to limp the car to the dyno.
 
Best bet IMO would be to get ANY(dsm specific duh) map thats for your displacement and take about 5 degrees of timing out past 4k rpm or even 2krpm.
As long as you can start it, and have a wideband I dont see you having any issues just cruising on the freeway. Save for getting 10mpg thats your worst problem untuned.
 
Do you have the auto tune in your software? If so you can drive it and let teh front o2 set the tables for light load cruising (read you manual) it's not rocket science, but it's not for everyone. Just do some reading or go to teh AEM forums and get a map file that at least has all the setup info in it and a base map.. Do not drive it wide open, that is not self tunable. I'm not sure if everyone has the self tune option. I have the "pro software package" and i've only seen one EMS that it didn't work on.

EDIT: i MIGHT be thinking of the accell gen 7, but for some reason i keep thinking i remember a"self tune" on AEM. I'll load up the Cd rom with the disk i have and see
 
Just checked my AEM software, it definitely has auto tune.. worse case scenario, set every timing cell to 10*. Then take a timing light and make sure the mark on the crank is reading 10* while it's running , then set it on auto-cal in the fuel tab. and cruise it around at light throttle for about 10-15 minutes, slowly rev up and down through the 3500-4k range under light throttle (you don't have to crawl along, just don't give it more than 30-40% until it's starting to get mapped out on it's own pretty good.. You still want to stay light on the throttle because a dangerous amount of boost can be made under light throttle and if self tune start putting stoich values in the loaded cells, that could get bad, but with your timing all locked at 10* this should help keep things safe.

I forget if you turn auto cal off or if it turns off under a certain load, but something tells me i had to turn it off manually last time i tuned one.

This info should give you a good enough tune to drive it to the dyno and have some one who's versed in AEM tune it. AEM's are nice, but i feel that they were made fairly complicated to keep you going to a "certified AEM tuner" It took me a couple years to get "good" in AEM and I'm still not the best. I haven't taken their class or anything to learn all the ins and outs of the system.. Btu for the one's I've tuned and the amount of time i had one on the test bed to make sure i had the setup calibrations right for their respective cars (there were hardly any plug in play models back then when we kept a half dozen of them in stock)

Let me know if there's any one thing you need help on and i will go in my software and stack of customer maps and see if i can't help you.. post it here instead of PM'ing me please. I'd rather write it once where every one can read it as opposed to PMing 10 people back and forth for the next 2 weeks because i mentioned it :LOL
 
thanks for the help guys. i will see if i have that autotune option also.
 
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