A vehicle lamp controlling device and vehicle lamp controlling method

An object of the present invention is to provide a vehicle lamp controlling device which can at least turn a lamp on even upon an occurrence of a trouble. [0002] A vehicle lamp controlling device 1 is provided with a first driving circuit 11 for driving a lamp L, a first control system 5 for turning the lamp L on by driving the first driving circuit 11 in accordance with the input of an ON-signal from the switch SW, and a second control system 3, 9 for blinking the lamp L by intermittently controlling the driven state of the first driving circuit 11 in accordance with the ON-signal.