What is the recommended interval to change a cam belt on a Audi 1.9 tdi?

For the Audi 1.9 TDI, it is generally recommended to change the timing belt (cam belt) every 60,000 to 80,000 miles (approximately 96,000 to 128,000 kilometers) or every 4 to 5 years, whichever comes first. However, it's important to consult the owner's manual or a qualified mechanic for specific recommendations based on the model year and driving conditions. Regular maintenance is crucial to prevent engine damage and ensure optimal performance.