[Gmecm] editing bin files

b.shaw at comcast.net b.shaw
Sun Jul 31 14:03:49 UTC 2005


Hi Phil,

There is no mass air input on a '749,  what did you see that  makes you think there is?  What are you using for editing tools?  

Bill
'84 928s 5 sp. Vortech/749


> Okay, I am a little confused here and need some
> guidance desparately. I got a '749 ecm for my nissan
> 240sx and I am needing to program a PROM for my ecm,
> however, I am a bit lost now after trying to edit the
> stock turbo sunbird bin files. For some reason I was
> thinking that the turbo sunbird used a speed density
> system but after opening the bin files with tunercat
> it appears that they also had a mass air meter. I
> absolutely do not want to have a mass air meter on my
> car and I dont know how to modify the code to not need
> a mass air sensor. Basically I need a crash course on
> prom editing I guess. I dont want somebody to hold my
> hand necessarily but I just need more info on how to
> do this without ending up having my only car not
> running. The wiring isnt a concern I can have the ecm
> wired up in no time but that is where my confidence
> ends. Anything youguys can share that would be helpful
> is greatly appreciated. Thanks,
> 
> Phil
> 
> 
> 		
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