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Old 06-09-2009, 12:42 PM   #22
RBob
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Join Date: Mar 2002
Location: Chasing Electrons
Posts: 11,392
Car: check
Engine: check
Transmission: check

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Re: Here's a datalog, what do you guys see?

Quote:
Originally Posted by robertfrank View Post
I took a look at thomas's thread and I came up with the calculation to hopefully get my AE running. 55/56.6= 0.97 so I did the same thing as decribed in the thread by entering in the multiplication to my AE-TPS PW and AE-MAP PW. I'll see if it helps. And I guess I didn't type in what my true LBhr for my injector. Last time I typed in 55 this time I typed in 54.57 and it gave me a BPC of 128.00. So I'll try that out too.
Don't worry about trying to get the BPC exact. Think of the BPC value as a centering device for the VE table. If the VE starts to max at 100%, can increase the BPC for a larger PW. Same for if the VE table gets too low, can reduce the BPC to center it up.

One thing that needs to be done is to get some WOT tuning. The idea is to get a feel for how much fuel is required to produce the proper AFR (a safe 12.5 - 12.8). You may find that the engine is running out of injector. Which means larger injectors or higher fuel pressure is required.

Along with a lower BPC. Once balanced out I like to see the highest VE values in the 85 to 90 % range.

RBob.
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