Switch Input Check
At the initial stage of the self-diagnostic function, the beeper sounds intermittently. The beeper sounds continuously when any of the following switch inputs are switched from OFF to ON:
ACC/LKAS switch, Audio remote-HFL switch, CMBS OFF switch, cruise control combination switch, dashlights brightness control switch, distance switch, intelligent traction management switch, LKAS switch, RDM/LDW OFF switch, select/reset/information switch, TRIP switch, and VSA OFF switch.