Hi! You will need a car scanner hardware, which you will connect to the car. You will also need a laptop with a good Internet connection, which will be used to transfer data to the computer of the specialist who will perform the diagnostics. Special hardware controllers generate certain codes in case of breakdowns and help identify the problem. All this data will be transmitted to the specialist using a special application, and he will be able to diagnose the car. This is very convenient, especially for people who are constantly on the road, it saves time and money.
What do you need for
remote obd access Here the whole process is very well described step by step and explains what exactly you need for this.