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mike britt · 03-15-2022, 10:21 PM

I just about have this thing straightened out but I can't get the O2 sensor to work. Any body that knows anything about EFI knows without an O2 your tuning blind. I guess I'm going to have to call FAST. That'll kill about an hour or two.

03-15-2022, 10:21 PM	#6
mike britt Member Join Date: Mar 2013 Location: Italy, Texas Posts: 176 Likes: 373 Liked 66 Times in 31 Posts	Re: FAST old gray box software I just about have this thing straightened out but I can't get the O2 sensor to work. Any body that knows anything about EFI knows without an O2 your tuning blind. I guess I'm going to have to call FAST. That'll kill about an hour or two.