September 25, 2006 One of the many wonderful new jiggers seen at last week’s Automechanika trade show in Frankfurt was a tire pressure monitoring wheel sensor that should open up new service potential for tire dealers and independent service workshops. The Tire Pressure Monitoring System Sensors detect changes in tire pressure and alert the driver. Each wheel rim is fitted with a pressure sensor, which constantly transmits tire pressure data by a radio signal to a control unit.read more.