[Bulk] Re: [Diy_efi] Donegan ECU

Adam Wade espresso_doppio
Tue Jan 9 10:48:07 UTC 2007


--- Daniel Nicoson <A6intruder at myo-p.com> wrote:

> I think Harley already uses ion sensing ignition on
> their newer bikes.

It's a very limited form, used for checking for
misfires (as required by the upcoming OBD-III regs --
Harley really looked ahead when designing the Delphi
ECU), but yes, they do use ion sensing (first
motorcycle OE to do so).  However, it would require a
lot more signal processing to, say, run closed-loop
spark timing, or determine combustion efficiency, via
ion sensing.

| Kawasaki Zephyr 615 (Daphne)       Kawasaki Zephyr 550 (Velma)|
| "It was like an emergency ward after a great catastrophe; it  |
|   didn't matter what race or class the victims belonged to.   |
|  They were all given the same miracle drug, which was coffee. |
|   The catastrophe in this case, of course, was that the sun   |
|     had come up again."                    -Kurt Vonnegut     |
| M/C Fuel Inj. Hndbk. @ Amazon.com -  http://tinyurl.com/6o3ze |

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