Thread: TPMS Sensors
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Old 11-11-2012, 02:28 PM   #94
smbrm
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For discussion:

TPMS are not required by law everywhere.

See this discussion
http://www.ft86club.com/forums/showp...4&postcount=62

in this thread

http://www.ft86club.com/forums/showthread.php?t=5970

Some tire fitters may take the approach that they will not fit tires to vehicles with TPMS that do not have TPMS in the tires. They may still sell to you, but they may not fit to the vehicle. A policy(liability?) issue, perhaps, but still potentially profit motivated depending on how you look at it. One should probably also consult your insurance company for their view regarding the appropriateness of tires not fitted with TPMS sensors where TPMS is present on the vehicle. Some may not have an issue one way or the other.

One of the discussion points I have heard regarded the idea of disabling a safety system if TPMS sensors were not present in the tires. The system is designed to warn you of low pressure, and to check the tire pressue when warned so that tire pressure can be appropriately maintained. It would seem prudent that regular tire pressure checks are a wise idea regardless, and the world has operated for about 100 years with this requirement. Even a quick visual circle check every time you drive away is a prudent safety precaution. References in the above also suggest that TPMS should not be relied upon in place of regular tire pressure checks. In some cases reported in this forum, false TPMS warnings have also been observed. No harm in that, as a regular check should be a good thing. In the absence of TPMS sensors your TPMS light may be on most of the time. It would appear that the system is not disabled but continuing to warn that regular tire pressure checks are required.

But it is correct, that it depends on the rules of the jurisdiction where the vehicle is sold/registered and maybe even in some cases operated.

An informed decision based on an individual assessment of the pertinent facts is probably the most prudent approach.

I also suspect over time that vehicles will be fitted with programming to allow multiple TPMS code storage, sensors will come down in price and low cost devices for self reprogramming will also become(there are some now) available.

Last edited by smbrm; 11-12-2012 at 02:32 AM.
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