Closed loop status

[Dan Plaskett]

Peter,

I'm getting 190 degree readings on Diacom.  It gets up to 210 at times.  Do
you know when it is supposed to go into closed loop?

Dan

----- Original Message -----
From: "Peter Gargano" <peter at ntserver.techedge.com.au>
To: <diy_efi at diy-efi.org>
Sent: Sunday, May 07, 2000 9:30 PM
Subject: Re: Closed loop status


> Dan Plaskett wrote:
> >
> > Any ideas why I can't get my 86 into closed loop status?  I have oxygen
> > transitions according to my Diacom runs.  Engine is plenty warm.
>
> But what does the ECM think the coolant temp is? Closed loop won't be
> entered until the ECM thinks the motor is hot enough.
>
> > Oxygen
> > sensor voltage between 300mv and 700mv most in 500-600 range.  Drove
around
> > for 15 minutes nothing.  Not throwing any codes.  I do remember reading
> > something about closed loop timers being bypassed when in 10k mode, but
the
> > BLMs are all 128 except block 0 which is 160 so I'm assuming that I
haven't
> > entered learn mode.  I'm stumped.  Any help would be appreciated.
Thanks.
>
> I think the BLMs are initialised to 128 and stay that way until closed
loop
> is entered.
>
> PG
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