It is being done, via obd2 et all. You can have a wireless dongle attached to ecu that transmits data to app on phone or pad. engine and wheel speed sensors relayed on.

Alistair 

> On Feb 14, 2020, at 4:58 PM, Richard Koerner <rjkinpb@sbcglobal.net> wrote:
> 
>  That is a fascinating idea, Richard.  All of this telemetry data happening instantaneously on a display, right before your eyes.  Somebody who figures it out is going to make a lot of money.
> Rich
> San Diego
> 
>    On Friday, February 14, 2020, 4:49:29 PM PST, Richard Smith <smirby@gmail.com> wrote:  
> 
> Given how reliable these seem to be, even spinning around on the outside of the wheel, I wonder how long before other sensors could be added wirelessly to a vehicle?
> 
> Oil pressure and temperature? Water temperature? Transmission?
> 
> Maybe this is already being done...
> 
> 
> On 2020-02-14, 4:44 PM, "Vanagon Mailing List on behalf of Alistair Bell" <vanagon@gerry.vanagon.com on behalf of albell@SHAW.CA> wrote:
> 
>     Roy,
>     
>     I never checked my tire press by gauge daily. And my van’s a daily driver. The tpms is my lazy way. :-)
>     Seems to be pretty true , within a pound or two, of my hand gauge reading.
>     
>     Alistair 
>     
>     
>     > On Feb 14, 2020, at 11:46 AM, Roy Nicholl <RNicholl@nbnet.nb.ca> wrote:
>     > 
>     > Alistair:
>     > 
>     > I’ve never had a vehicle with a TPMS system.  Other than the curiosity of watching your tyre pressure and temp in real time … what are the *real* benefits over checking the tyre pressure as part of your daily walk-around and pack-up?
>     > 
>     >> On 14-Feb-2020, at 12:57, Alistair Bell <albell@SHAW.CA> wrote:
>     >> 
>     >> I’ve mentioned it here on the list, but now I've posted some pics.
>     >> https://shufti.blog/2020/02/14/vanagon-cheap-wireless-tire-pressure-monitor/
>     >> 
>     >> Alistair 
>     > 
>     
>