Re: Temp Gauge?
On Sun, 25 Dec 2005 09:15:43 -0600, "Sharon K.Cooke" <firstname.lastname@example.org>
>"Mike G." wrote:
>> Hey all,
>> I've got a question about temperature gauge operation. I've always owned
>> Japanese cars and noticed that once the engine reaches operating temperature
>> the temperature gauge never moves in the slightest. Yet I can feel hotter
>> air blowing out of the heater when going up a hill and cooler air when going
>> down so I'm sure the engine's actual temperature varies. I know the gauge
>> works since the engine did over-heat once and the gauge slowly climbed into
>> the red zone as I'd expect. My wife's car is a Saturn and other family
>> members own Dodges and Fords all of which have temperature gauges that
>> fluctuate constantly with varying operating conditions.
>> What is it about the gauges that is different and is there any reason why
>> one manufacturer would choose one over the other?
>Some automakers "dampen" the needle swing, and others go so far as to suppress
>the output on the high side of the scale; if the gauge DOESN'T move during the
>course of normal driving, it's probably not a gauge at all, just a disguised
>"feel-good" idiot light.
Yeah that makes great sense. The radiator fan kicks on/off,
presumably in response to engine (or is it coolant?) temperature
changes. My 2002 Taurus never get above and stays exactly at the
guage midpoint once the engine has warmed up.