In a message dated 7/31/01 3:43:50 PM Eastern Daylight Time, kmr@pil.net
writes:
> Interesting. Now what about expansion of the air inside the tire due to
> temperature? How will the ECU determine the correct pressure at any given
> instant, or will this be a static system only utilised while the car is off
> or at initial start up. Because if not, they'll need some tire temperature
> sensors too. Hmm, we'll need a tarmac temperature sensor also and an
>
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Well, that will cost a whole lot more than the $45 stated in the article.
The sensor is to light a warning light on the dash when the cold tire
pressure is 20% or 25% BELOW the lowest recommended cold pressure. The light
stays on until the pressure is fixed. I doubt they have worked out the
details yet.
Allen Hefner
SCCA Philly Region Rally Steward
'77 Midget
'92 Mitsubishi Expo LRV Sport
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