BMW diagnostic mux ICOM A2 System LED stays red and flashes/blink always. No problem exists after self-test and firmware update.
1)-rehot hot aır gun thıs ıc ..
2)-ıf no, replace or change new one ..
3)-problem that ıc..
Solution of the problem with the nonexistent fun. LED is again green.
The pulse generator to buying on auctions.
NOTE: it’s technical, so if you are not experienced, please be careful to try this; otherwise, you may destroy your ICOM mux. And the solutions are mainly available for ICOM A2 (China, clone)as follows: