DIY_EFI Digest V1 #180

[talltom]

My bet would be it would be far easier to fix the system on the BMW.
My 81 bmw 745i I believe is analog, l system, has approx 185 rear
wheel horsepower(chassis dyno) and gets 18mpg+.(unless I mash it, which
I can't do for long)


>         Re: 280ZX ECU in '78 BMW
>         Re: Looking for Cadillac Error Codes
>         Re: OEM CONTROLLERS Intel 8051?
>         [none]
>         Re:

> So, I need to do something.  My options are to try to monkey with the
> L-Jet that is in there and see if I can improve things, trial and
> error, or to start over and replace the entire ECU and harness.
> Nobody says I have to run this thing in a closed loop if I put the
> Nissan ECU in there.  My bet is that the ECU from the 280ZX is tuned
> to run the car maybe a hair rich based upon the input from the AFM,
> TPS and O2 sennsor.  So, seems like if I tune the AFM and perhaps the
> fuel pressure with the Nissan computer then I should be in good
> shape, eh?  Maybe just an adjustable pressure regulator is what I
> need.  This must be better to make broad-band changes in the fuel
> curve than AFM mucking.
> 
> Later-
> _____________________________________________________________________________
> Josh Karnes                                                 joshk at tanisys.com