Run 1 on that graph is one of the old runs from back @ 5k miles.
and b/c the afr is so crazy over 4.5k, I will be getting it tuned with HPTuners soon.
probably even pick up some HP and MPG
Alright guys,
odd update...
Only have done tint, new battery, and a recent oil change
Car is @ 23K miles
(baseline was @ 5k)
IT seems my AFR is changing it self somehow to be VERY RICH over 4.5k rpm....
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92 Nissan NX2000 -GT2860RS-
09 Cobalt XFE - 142whp141wtq- stock
Run 1 on that graph is one of the old runs from back @ 5k miles.
and b/c the afr is so crazy over 4.5k, I will be getting it tuned with HPTuners soon.
probably even pick up some HP and MPG
92 Nissan NX2000 -GT2860RS-
09 Cobalt XFE - 142whp141wtq- stock
Did you get a new air filter with that last oil change. May account for the decrease in HP though I can't be sure just a theory
“Why should you always carry a watch when crossing a desert?
." Because it has a spring in it
No it was changed @ 12k miles
There was no HP loss, there was a 4whp gain
92 Nissan NX2000 -GT2860RS-
09 Cobalt XFE - 142whp141wtq- stock
Try cleaning your MAF maybe it's dirty and not reading true?
damn, my eyes are getting old, 4whp gain is correct. I guess they're right when they say the motor needs a break in period.
Then I'll contribute the gain to the cold weather, does it get cold in NC?? Anyway, I've seen how the correction tables add timing during cold weather, and usually when timing is added the fuel will richen up too......
“Why should you always carry a watch when crossing a desert?
." Because it has a spring in it
That doesn't look all that bad to me. It looks like PE kicks in right where it should and yes it's rich but that could be any number of adders doing that. COT maybe or even PP?
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"That smell, you know that gasoline smell.......smelled like victory."
so many table that interact with each other, sometimes its hard to figure out what is affecting what.....
“Why should you always carry a watch when crossing a desert?
." Because it has a spring in it
Im going to have it tuned anyway
92 Nissan NX2000 -GT2860RS-
09 Cobalt XFE - 142whp141wtq- stock