2. If the tread depth is less than the allowable value, replace the tires.
3. Carefully inspect the surface of the tires for cuts, tears. the presence of foreign objects (e.g. nails). Air leaks can be identified with soap suds.
4. Inspect the sidewalls of the tires. If you find the presence of brake fluid, inspect the brakes immediately.
5. Tire pressure cannot be determined visually, especially for radial tires. Always use a manometer.
6. Check the pressure only when the tires are cold (the vehicle has been parked for at least three hours).