CanBus output for wastegate control?

[Axel Rietschin]

Pectel can do it but it won't be cheap. Why not use the PWM signal normally
used to control the bleed valve to drive a more direct actuator?

--Axel

----- Original Message -----
From: "Chris Wilson" <chris at formula3.freeserve.co.uk>
To: <diy_efi at diy-efi.org>
Sent: Monday, November 26, 2001 00:04
Subject: CanBus output for wastegate control?


>
>
> What commercially available ECU's will drive a stepper motor for
> wastegate control? I want a turbo system that enables me to have the
> w/gate opened fully at cruise to bypass the turbo, for better economy
> and cooler running. A friend has done this with a home brew ECU (well a
> very professional home brew ECU...) and he uses a CanBus output to drive
> the w/gate stepper motor. he doesn't use a pulsed solenoid as i don't
> think this could be used for this function, or could it?
>
> I was hoping to use a Motec M4 for this application (Mazda 13b rotary
> single turbo engine), but I don't know if it has a suitable output.
>
> Thanks.
>
> --
> Best regards,
>            Chris Wilson
mailto:chris at formula3.freeserve.co.uk
>                                      http://www.formula3.freeserve.co.uk
>
> --------------------------------------------------------------------------
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