No sensor programming Required : The Tire Preure Sensor is 100% new and come pre-programmed specifically for your make/model/year of vehicle,need activate them by scal tool or "re-learning".Simplified Relearn : AUTO Relearn Installation of TPMS is recommended to be performed only by trained profeionals.Part Number: BDEL-37-140MPREHENSIVE VEHICLE COVERAGE Installation Proce:1. Loosen the tire: Remove the valve cap and core and deflate the tire.2. Dismount the tire: Clamp the tire onto the tire changer, and adjust the valve at 1 o'clock relative to the tire separation head. Insert the tire tool and lift the tire bead onto the mounting head to discount the head.3. Dismount the sensor: With a screwdriver remove the fastening screw and sensor from the Valve stem, then loosen the nut and remove the valve.4. Mount sensor and valve: Slide the valve stem through the valve hole of the rim. Tighten the screw-nut with 4.0 Nm with the help of the positioning pin. Aemble the sensor body against the rim and tighten the screw.5. Mount the tire: Place the tire on the rim, making sure that the valve faces the separation head at an angle of 180 degrees. Mount the tire over the rim.Fit Car:For Mazda 3 (BP)(from 2019-02 to 2024-06)For Mazda B-Hatch Xev(from 2020-09 to 2027-09)For Mazda CX-30(from 2019-11 to 2024-10)colour:BlackMaterial:ABSPackage Contents:4 x Tire Preure SensorOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.