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Re: (16v) CIS-E idle/mixture problems.
Hey I have the books. I'm thinking K-basic, and K-zero may be way out of
wack. K-Zero is the position of the air flow sensorplate at dead drop
in the "cylinder", and k-basic is the point at which it rests when you
pull the plate up and it is at the top of the vertical part of the air
funnel, and the lever just touches the control plunger. I think if I
maybe adjusted my air flow sensor so that these two base values were
correct, then set the mixture via the DPR to about 3-5ma the car would
haul ass again and run great. Does this sound right guys?
-Gary Huff
Christian Els wrote:
>
> Almost the right answer.
>
> The value 10 is for CIS-E 8v's, a 16V should average 5 to meet spec, 3 for
> better performance (and slightly worse mileage, emissions).
>
> Christian
> 87 16V
>
> ----- Original Message -----
> From: "Dave Ewing" <rabbit16v@prodigy.net>
> To: "Scirocco List" <Scirocco-l@scirocco.org>
> Sent: Friday, 16 March, 2001 11:46
> Subject: Re: (16v) CIS-E idle/mixture problems.
>
> > Nope, wrong answer.
> >
> > You DON'T have to have a gas analyzer to accurately set the air/fuel
> > mixture.
> > On a KE Jetronic system if you set the integrator value to 10
> (fluctuating
> > between 9 and 11) then your stoichiometric value should be exactly 14.7:1
> at
> > 3000 rpm. The integrator value is the reading from the electromagnetic
> > actuator or the differential pressure regulator. You can do this by
> making
> > a
> > test connector (just like it shows in the bentley) and using your
> multimeter
> > on the duty cycle setting. It is actually really simple but make sure
> that
> > your idle and timing are set first. You should also make sure that the
> > primary and secondary ignition is in good shape along with fuel pressures
> > (lower pressure and system pressure--differential being about .4 bar
> > difference (system pressure-lower chamber pressure=differential pressure,
> > also showed in the bentley)). If you plan on working on your own car, you
> > should have at least a bentley, and maybe a F.I. book (Bosch makes an
> > excellent book for this) and read them!!! HTH!!
> >
> > Dave
> >
> >
> > --
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> >
>
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