Emissions test.

[greg.rocco at gmail.com (Greg Pallett)]

That's awesome.  I kinda figured you'd have it sorted out.
Now to sort out the last few details and drive it!

GP


On 2/10/07, Dan Bubb <jdbubb@verizon.net> wrote:
>
> After rescheduling the emissions test twice it was time, ready or not, to
> get my 84 tested.
> New engine, ditched the Haltech and installed Megasquirt II.
> MS II is a lot different from MS I and I would have thought that I could
> have used my nephew's setting to get 90% of the way there, but this turned
> out not to be the case. Lot of setup issues even just to get an ignition
> trigger input from the crank wheel and getting it to hot start.
> So, after three weeks of messing around with it the deadline was here.
>
> The good news is they only did an idle test and it passed. 0% CO and 16ppm
> from an allowable 250ppm HC!
> Plus they didn't drive it on the rollers and I didn't have to watch some
> poor soul try to juggle the light flywheel, hairtrigger clutch, zippy
> throttle and high effort short throw shifter.
>
> The bad news is that during all the waiting the under hood temps got
> hotter
> than hell, the fan was running all the time and the IAT sensor was reading
> hotter than it actually was. So, the fucker was running dead-assed lean.
> Well, nobody was paying attention so I opened the laptop and started
> richening up the fuel table in the idle region.  It obviously worked, but
> the car totally runs like crap when the IAT gets heat soaked. Not going to
> be a good traffic jam kind of car and probably not good sitting in line at
> the drag strip either.
>
> But, I passed!
> Know the last time I put gas in the car??? October 2005!
> Turns out I was an absolute idiot to fill up the car before the test.
> That 10% ethenal in the winter gas? Yep it screwed up the tune and made it
> run lean. Let the MS autotune on the way to the test!
>
> It's not perfect and there are still a lot of things to do on it, but it
> runs and I can start driving it again.
> Dan
>
>
>
>
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-- 
"Fatal mistakes rarely happen, but funny things often do"