[Diy_efi] RE: Nissan KA24E ECU and CAS

Greg Parmer parmega
Fri May 5 23:26:53 UTC 2006


Thanks for sharing the pics.

The inability to create a folder is somewhat of a requirement. WaReZ and similar
will fill your site if you leave that open. At least that's been my
experience...and I was stupid enough to do it twice.

YMMV,
-greg


> Tom, i've posted the pictures on my website, just to make things easier.
> 
> http://turbochargedsoul.com/gallery/diy-efi
> 
> btw : Guys, there are some permission issues with the anonymous account on
> diy-efi.org, not sure if anyones aware of what the current permission
> structure is but i can't create directories in either incoming or pub...
> 
> 
> On 5/5/06, Tom Visel <five10man at commspeed.net> wrote:
> >
> > How to mail a pic? I assume attachments will be stripped, so there's an
> > FTP somewhere?  I just took pics, not awesome ones, but between John's
> > link and the pics, some useful info should be gleaned.  In case it
> > doesn't come through, there is a fat slit in the CMP (sorry for the ISO
> > terms vs. Nissan ones, it's a habit!) portion of the wheel, which
> > identifies cylinder #1.  I have had an oil-fouled interrupter plate not
> > fire the injectors every time the blocked hole came around, so I know
> > the inner ring of holes is used to trigger the injectors.
> >
> > TomV
> >
> > Mike wrote:
> >
> > >Suggest email us a picture, because this sounds so much like the
> > >RB30 CAS and I have done a study of that one, there is no cam
> > >control but there are two lots of pulses which overlap to signal tdc...
> > >
> > >rgds
> > >
> > >mike
> > >
> > >
> > >
> > >At 12:00 AM 5/5/06, you wrote:
> > >
> > >
> > >>1. Yup.  Fought one for a while; dealt with the same problem on an
> > Altima, and similar problems on the VG30 which has the same setup.
> > >>2.
> > >>3.  No extra or missing slits; the 360 slits are actually for the crank
> > angle sensor and the four slits, spaced inboard of those, are for the cam
> > sensor (cylinder ID,) with one being wider then the others.  The signal
> > conditioner makes the outputs into square waves.  There is no dead space in
> > the ring of 360.
> > >>
> > >>
> > >>John Smith1882 wrote:
> > >>
> > >>
> > >>
> > >>>1. Do you know that for sure?
> > >>>2. n/a
> > >>>3. I know all about the sensor except what the conditioning circuit
> > does. Does it just "clean up" the rounded square wave signal from the
> > optical sensors, or something else? On the 360 slots, is there a dead space
> > like the #1 injector window?
> > >>>
> > >>>
> > >>>
> > >>>
> > >>>>Date: Wed Apr 26 15:48:43 CDT 2006
> > >>>>From: Tom Visel five10man at commspeed.net Subject: RE:Nissan KA24E ECU
> > and CAS
> > >>>>To: diy_efi at diy-efi.org
> > >>>>
> > >>>>
> > >>>>1. ECU will get all sorts of stupid without CAS.  Anything from not
> > running at all to limp-in.
> > >>>>2. Don't know.
> > >>>>3. 360 slots, photocoupler-read, conditioning circuit inside the
> > distributor.






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