Oh Class, tap, tap, tap ECM'sa smokin

Bruce Plecan nacelp at bright.net
Sat Jan 30 02:04:25 GMT 1999


-----Original Message-----
From: thergen at svn.net <thergen at svn.net>
To: DIY_EFI <diy_efi at efi332.eng.ohio-state.edu>
Date: Friday, January 29, 1999 8:56 PM
Subject: Re: Oh Class, tap, tap, tap ECM'sa smokin

Diacom
Bruce


>How are you measuring injector opening time?  Change in current?
>Thanks for the info.
>Tom

> Todays' lesson so far is
>> series/parrarel injectors don't work, ie 2 groups (of 8 injectors) in
>>   series, and the slow injector openings don't happen.  Where a 
>>   stock setup will fire injectors to less than 1 msec.  the series/
>>   par, sign off at about 2.1
>> The intake air temp., correction makes little difference at idle,
>>   but at higher rpm makes a huge difference.
>> The above information is specific to a gm 1227730 using a AUJP
>> calibration.
>> More to follow
>> Cheers
>> Bruce
>> 
>




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