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Old 08-07-2012, 04:31 PM
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motordavid motordavid is offline
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Dunno...the anxiety level is pretty high, imo.

The TPMS for that year that "pnoayako85" references is 'indirect' I believe: a sensor at each wheel measures rotational wheel speed and rolling diameter.

As for running RFTs with no 'alert' TPMS system: I think the hand wringing is overblown.
I have had a flat with RFTs, and while my direct sensor psi readout on our Vette alerted me, one would had to have been in a coma not to freakin notice that something was amiss with one of the tires.

A daily/pre trip glance at the tire, checking psi, etc. and I think one could run RFTs, but no one knows what the OP's driving situs will be...it's not like one is doing miles of 140+ on a banked oval.
GL, mD

Edit, fwiw...here is Tire Rack's pitch/reasoning for recommending not to use RFTs on a non-TPMS system, (similar to other tire joints's rec'd):

"Why can’t I use run-flat tires without a Tire Pressure Monitoring System (TPMS)?

Because run-flat tires are so good at masking the traditional loss-of-air symptoms that accompany a flat tire, they require a tire pressure monitoring system to alert the driver that they have lost air pressure. Without such a system, the driver (even an experienced driver) may not notice underinflation and may inadvertently cause additional tire damage by failing to inflate or repair the tire at the first opportunity."

While I don't disagree, and am not pitching the OP on using RFTs on a non-TPM system, the logic is shady at best. Most RFTs are gonna be toast even with a warning, after 10, 30, or 'the max rec'd" 50 miles.

Do I want Buffy driving her mini van or X using RFTs on a non TPM system? No. She is busy doing BT, texting, kids screaming, watching NAV TV, etc. and will never notice whether she/he has four wheels on the car.

Would I buy RFTs for a non-TPM system? No...RFTs tend to cost a lot more than non-RFTs of comparable or better quality. Back to snooze.
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Last edited by motordavid; 08-07-2012 at 04:52 PM.
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