How to troubleshoot high fuel consumption in an Audi 80?

I have noticed that my Audi 80 is consuming a lot of fuel lately. What could be the possible causes and how can I troubleshoot this issue?

The high fuel consumption in your Audi 80 could be due to a variety of reasons such as faulty oxygen sensors, clogged air filters, or a malfunctioning fuel injector. It is best to take your car to a certified mechanic for a thorough diagnosis.

Another common cause for high fuel consumption in Audi 80 is driving habits. Make sure to stick to the recommended speed limit, avoid aggressive driving, and maintain proper tire pressure to improve fuel efficiency.

Regular maintenance of your Audi 80 is crucial in preventing high fuel consumption. Make sure to schedule regular oil changes, tune-ups, and check-ups to keep your car running smoothly.