Quote:
Originally Posted by skier219
Nah, TPS doesn't care what kind of tires are on the RIM. However, the system may be set to trigger an alarm at a certain PSI, so that could be an issue if the new tires are inflated to a dramatically different running pressure than the old ones. I wouldn't expect that to be the case, since the recommended tire pressure is usually based on vehicle load.
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The trigger for the alert is based on a percentage of pressure loss from when the system was initialized. So, there is no "PSI number" that causes the alert. You could inflate to 20 psi and initialze the system and it would be happy with that. Of course, you might be as you get about 10 MPG.
