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OhmanSWE reacted to 1990Z71Swede's post in the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec. with
Like.
I'm here. I'm going by the Occam's razor theory ;) when I suggest Spider injector or regulator is leaking. Also, ye olde Coolant temp... -
OhmanSWE reacted to 1998_K1500_Sub's post in the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec. with Like.
You need to access the ECU so that you can acquire some data. If you need to know how to do this, please ask. I think you need to...
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OhmanSWE replied to the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec..The only thing thats is not orginal is that its no mufflers and ofc the airfilter. But I dont have any leaks on the exhuast.
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OhmanSWE replied to the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec..Yes i have both 02 sensors and catalytic converter. Some black smoke and full of fuel on sparkplugs.
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OhmanSWE replied to the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec..Yes its ”exsist” but no codes no engine light everything else is no problem.
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OhmanSWE reacted to xXxPARAGONxXx's post in the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec. with Like.
Well, do you have a Check Engine Light, i.e. stored Diagnostic Trouble Codes (DTCs)?
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OhmanSWE replied to the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec..Its running to rich.
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OhmanSWE replied to the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec..Thanks for the info. Yes i have both 02 sensors and catalytic converter. The engine is running to rich, so i just want to adjust it down...
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OhmanSWE reacted to 1998_K1500_Sub's post in the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec. with Like.
What’s your objective? There are some AFR parameters that can be “tuned” to influence the relatively brief operating periods when the...
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OhmanSWE reacted to Orpedcrow's post in the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec. with Like.
yes, the 0411 gets its name from the last 4 digits of its service number! And the black box is just a black-box :anitoof:
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OhmanSWE replied to the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec..@Orpedcrow Hello! Thanks for the pics! Really helpful! How do i now if its the 0411 ecm? Is there any type of marking on the box? I...
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OhmanSWE reacted to Orpedcrow's post in the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec. with Like.
Cool caddy! 1997 /should/ have the mpfi “spider injection”. Here is a picture of my vortec for reference. The aluminum piece on top...
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OhmanSWE reacted to CumminsFever's post in the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec. with Like.
Do you know what ecm (computer) was used? What I'm getting at is, it will need tuning to make adjustments, and it may be helpful to know...
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OhmanSWE replied to the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec..But with that said it does not have any ”adjustment screws” on the tbi ”carb”? ( dont know the names in english sorry) To clarify im...
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OhmanSWE replied to the thread How do u adjust the fuel/air mix on a L31 350 5.7l vortec..Yes. The motor , all the electronic and ecm is from a chevrolet express van 1997. Okey so i need to go in with my computer then.. I have...
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