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Test and Play (Read 5,904 times)
sos
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Test and Play
Jan 17th, 2012 at 12:36pm
 
Bad Maf. Causing both bank lean codes.
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test.JPG (78 KB | )
test.JPG
 
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sos
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Re: Test and Play
Reply #1 - Jan 17th, 2012 at 12:44pm
 
This is more easy on the eyes.
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sos
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Re: Test and Play
Reply #2 - Jan 17th, 2012 at 12:51pm
 
New Maf
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crackerclicker
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Re: Test and Play
Reply #3 - Jan 17th, 2012 at 5:11pm
 
just in case you didn't know, you can attach sur files too.  not that most of us have tis available to use, but it's a nice option  Smiley.
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sos
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Re: Test and Play
Reply #4 - Jan 18th, 2012 at 6:35am
 
crackerclicker wrote on Jan 17th, 2012 at 5:11pm:
just in case you didn't know, you can attach sur files too.not that most of us have tis available to use, but it's a nice option.  


Cool. Here they are. See if this works
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After_new_maf.sur (275 KB | )
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sos
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Joplin.Missouri, Missouri, USA
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Re: Test and Play
Reply #5 - Jan 18th, 2012 at 6:45am
 
sos wrote on Jan 18th, 2012 at 6:35am:
Cool. Here they are. See if this works 


This had what felt like a Ignition missfire. Tech2 was picking up miss with 7 & 8. I have Ignition secondary waveforms before and after Maff and fuel injection flush. I think I hade 2 faults. I like to post the secondary to see what you all think. If interested ? Also have Injector's primary.Ignition/Injector current at fuse box. Secondary has me a bit confused ?
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Tom Roberts
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Re: Test and Play
Reply #6 - Jan 18th, 2012 at 7:41am
 

Quote:
I like to post the secondary to see what you all think.


Be sure to do that on another board.  Test board stuff get deleted eventually.
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Tom Roberts
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sos
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Joplin.Missouri, Missouri, USA
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Re: Test and Play
Reply #7 - Jan 18th, 2012 at 8:05am
 
Tom Roberts wrote on Jan 18th, 2012 at 7:41am:
Be sure to do that on another board.Test board stuff get deleted eventually.


Will do Tom. Thanks...  
Mark
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mikeadema
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Re: Test and Play
Reply #8 - Jan 18th, 2012 at 6:44pm
 
I'm curious as to why spark went to -5 while knock retard didn't change much? Did it ping much when you mashed the throttle?
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Mike Adema
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sos
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Joplin.Missouri, Missouri, USA
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Re: Test and Play
Reply #9 - Jan 18th, 2012 at 7:50pm
 
mikeadema wrote on Jan 18th, 2012 at 6:44pm:
I'm curious as to why spark went to -5 while knock retard didn't change much? Did it ping much when you mashed the throttle? 


I couldn’t tell ya Mike. Did you notice this happen during full throttle acceleration? Trans shifted into second when this -5 retard. PCM strategy. I don't think the PCM did this for any kind of fault.   Mark
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