How do they take the fan belt off on a Lexus is200 1999?

To remove the fan belt on a 1999 Lexus IS200, first, ensure the engine is off and cool. Locate the tensioner pulley and use a wrench or ratchet to relieve tension on the belt by rotating the tensioner. Once the tension is released, carefully slide the belt off the pulleys, starting with the easiest route. Finally, inspect the belt for wear before replacing it or reinstalling a new one.