looking at getting a vag com cable but need to justify it to myself.
i have an issue with my dumbo mirrors where after 5 seconds one of my indicators dimms right down? No dis errors show will vag com pick this up?
also I know I can check genuine mileage and look at faults but what else can I do ?
I know on some cars like a4s you can sweeping needles and lap timers. But what functions can you unlock on an a3 I have the 8p3 with the white dis