My Audi 80 won't start, what could be the issue?

I have an Audi 80 and it has been running fine. But today, when I tried to start it, nothing happens. No lights, no sound, nothing. What could be causing this issue? Is there anything I can do to fix it myself or should I take it to a mechanic?

First, check your battery connections. Make sure they are clean and tight. If that doesn't work, try jump starting your car. If it still won't start, it could be a problem with the starter motor or the ignition switch. It might be best to take it to a mechanic for further diagnosis and repair.

I had the same issue with my Audi 80 before. It turned out that the starter motor was faulty and needed to be replaced. However, before jumping to conclusions, you should also check the fuses and the fuel pump. It's always best to get a professional opinion, so take it to a mechanic.

This could also be an issue with the key not being recognized by the immobilizer. Try using your spare key to see if that makes a difference. If not, it could be a problem with the immobilizer itself. In either case, you will need to bring it to a mechanic to be fixed.