Date: Tue, 21 Dec 2004 15:46:12 -0500
From: "Valjean" <JValjeannospamamcharter.net>
Subject: Re: Faulty Outside Air Temp Sensor?


That's such a small difference; in practical terms, the whole thing's outside... "th" <someguynospamwhere.se> wrote in message news:2F_xd.11701$d5.102130nospamb.telia.net... > Valjean wrote: > > > "th" <someguynospamwhere.se> wrote in message > > news:ZRGxd.124872$dP1.448159nospamc.telia.net... > > > >>Valjean wrote: > >> > >>>It shows cooler by 4-5 degrees, which translates to too warm in the > > > > cabin, > > > >>>too often, when relying on the auto climate control. Now, is that > > > > typical, > > > >>>for a new one too? I just have to live with it? > >>> > >>> > >> > >>Such a small error in the outside sensor should not cause the interior > >>temperature to go very wrong as the cabin air sensor should have the > >>largest effect on the temperature control loop and thus limit the > >>temperature of the air coming into the cabin. > >> > > How do the two work together, then... > > > I have no idea about the details of the ACC programming, just by > practical experience of the ACC and other types of similar control > system like house temperature control systems. In the latter case you > allow the indoor sensor to have a much larger influence on the radiator > temperatures that the outdoor sensor, in some cases you may even skip > the outdoor sensor completely. > > -- > th

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