Installation Guide: Remove the old tire pressure sensor and install the new one;After installation, please park the car and turn off the engine for about 20 minutes, and keep the remote control key 5 meters away from car;Then start the vehicle and keep it running at a rate of 25 km/h above for 5--10 minutes to match the TPMS sensor;If the outdoor temperature is below 0, the matching time may be longer, that is normal. Please wait patiently for the matching.