fault

Just got one of these Yamaha MT09. Diagnostic Plug/Cable. | eBay So now i can read and erase fault codes without going to dealer. You can use one of these to read erase codes OBD2 OBDII CAN BUS Car Diagnostic Engine Fault Code Reader Scanner Tester Tool | eBay

today i noticed my reflection on the back of the car infront. It appeared that only one headlight on my bike was lit up therefore looking asymmetrical. Only when I put on my high beams or flasher they both light up. Is this a fault or is this how the bike is designed...

Has anyone else had a cut out, and its their fault ! I pressed the mode button twice, to take it out of 'A' mode and back into 'STD'. I must have slipped a thumb on the kill switch as it cut out. Lucky I was in the inner lane of the M25. Only once I stopped did I work out what I had done...