[Diy_efi] Ignition Stuff

[Garfield Willis]

On Fri, 5 Jul 2002 20:16:20 +0100, "William Shurvinton"
<shurvinton at orange.net> wrote:

>Thing I don't get is why SAAB mainly use the ion sensing to determine =
TDC of
>the compression stroke but rely on accoustic knock detection.

On their turbo engines, they use a system called the Trionic. It uses
ionization for cam commutation, misfire detection, AND knock detection.
Their Trionic systems, used on ALL their turbo vehicles, do NOT use
acoustic knock detection. Get your facts straight.

Gar


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