guys i need yr help please,ive taxed the cozzy today and took it out for the first time since last october,and the brake pedal is rock hard

and the abs lights arnt going out

any ideas wot could be the problem ? im kinda guessing a bit but wot about the abs relay in the fusebox? could it possibly be that not putting power to the pump ? wot makes the light go out anybody know??
any help would be very much appreciated

im going mad here!!