-RPM Sensor 2 Seal 2 Nut 4 Cap Figure 1 WARNING Read and review all Instructions, illustrations and warnings If included or follow manufacturer recommended service and replacement procedures before installing. Professional Installation Only. Improper installation may result in the allure of the motor vehicle Tire Pressure Monitoring System (“TYPIST) Sensor to operate properly. REMOVAL 1) The tire and wheel assembly removal must be followed as outlined in the vehicle manufacturer's Service Manual.