Date:         Sun, 11 Feb 2018 21:51:08 -0500
Reply-To:     Larry Alofs <lalofs@GMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Larry Alofs <lalofs@GMAIL.COM>
Subject:      Re: Stuck O2 sensor
Comments: To: David Beierl <dbeierl@attglobal.net>
In-Reply-To:  <CAMOH8L+=WCz5P1EaR_TqOG2TqewRkjpcm6Y438M=e+45dLt9rw@mail.gmail.com>
Content-Type: text/plain; charset="UTF-8"

So, are you saying that the AFM on a 1.9 should give the same voltage
reading as one from a 2.1, but with 10% less flow, because its displacement
is about 10% less?

Larry A.
  what image?


On Sun, Feb 11, 2018 at 4:14 PM, David Beierl <dbeierl@attglobal.net> wrote:

> I'd be extremely wary (as in run far away) about attempting to adjust the
> AFM tension spring.
>
> However, by improvising a flow bench using a shop vac, throttle body, and a
> second good AFM, you can easily adjust the spring to match the good one.
> Here's an image showing three AFMs in series -- I was adjusting the 1.9l
> one which had been breathed on by idjits, and it was easy enough to set it
> to read ten percent higher than the 2.1l ones with equal flow.
>
> Yrs,
> d
>