The IAT is used both in OPEN and CLOSED Loop operation. Turns out that
Tim's tranny was on the "fritz" at that time...it was a coincidence.
- Bernd
-----Original Message-----
From: owner-dakota-truck@buffnet.net
[mailto:owner-dakota-truck@buffnet.net]On Behalf Of Patrick Delgado
Sent: Thursday, March 22, 2001 6:40 PM
To: dakota-truck@buffnet.net
Subject: Re: DML: IAT box & dyno results
Bernd,
Is the IAT sensor input to the computer used much during closed loop? You
mentioned before that your map box "helped" someone's tranny behavior, any
more insight on that matter?
Patrick Delgado
> From: "Bernd D. Ratsch" <bernd@texas.net>
> Reply-To: dakota-truck@buffnet.net
> Date: Wed, 21 Mar 2001 23:12:40 -0600
> To: dakota-truck@buffnet.net
> Subject: RE: DML: IAT box & dyno results
>
>
> (1) It simply taps into the existing IAT sensor harness (two wires need to
> be cut near the sensor connector...very easy installation). The factory
IAT
> sensor is located on the passenger-side front of the Intake Manifold (big
> brass looking "thingy"). IAT (or AIT) is the Intake Air Sensor (been on
> vehicles since 1980's).
>
> (2) Since the IAT is actually just a thermistor, the box allows you to
vary
> the temperature setting to the PCM by simply turning a dial. Factory temp
> readings range from 160-210 degrees. Best performance is colder than
that.
>
> It works on Supercharged, Normally Aspirated, Race or Daily drivers.
>
> - Bernd
>
> --
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