Tire pressure sensor 1. Front left wheel pressure sensor "G222", front right wheel "G223", rear left wheel "G224" or rear right wheel "G225". Replace the valve core every time you change your tires. When using a used tire pressure sensor, replace the union nut, valve core, sealing ring, sealing washer and valve cap. After installation, visually inspect whether the sensor is firmly seated in the rim. Replace damaged sensors. Do not clean the sensors with steam jets or a strong jet of compressed air; 2. Valve core. Damaged valves should be replaced. When changing a tire, replace the valve core as well; 3. Sealing washer. When installing a new sealing washer, avoid squeezing the valve body when holding it. If the connection is broken, replace the tire pressure sensor; 4. Sealing ring. When installing a new sealing ring, avoid squeezing the valve body when holding it. If the connection is broken, replace the tire pressure sensor; 5. Rim; 6. Union nut. 8Nm; 7. Cap. Use only original caps from the repair kit. Do not use comfort caps