The Injector pulse!  Thats perfect!!

I haven't even tried mode 1 programming yet, but will keep in mind the wide width.

Thanks Perry
>
>
> One thing I found was using a value of 4 or 5 as the map table write
> width (Mode 2??) was helpful in preventing some wild values from getting
> programmed into the map table.
>
> I trigger my tach off a primary injector pulse and it works just fine.
>
> Perry Casson