Originally Posted by IanS100
A friend had a Renault Laguna with tyre pressure sensors a few years ago & after getting a puncture had serious problems finding someone to fix it because of the risk of damaging the sensor / cost or replacement. I don't know how valid this would be for current systems
Good point, but a tyre fitter wouldn't know whether or not your wheels had pressure sensors until the tyre was off the rim. OK, they have metal, bolt-in type valve stems, but that's a fairly common option and not necessarily an indication that pressure sensors are fitted.