WHEN ENTERING A PRIVATE ELDERLY HOUSING PARKING LOT TO ATTEND A MEETING, I WAS TRAVELING IN MY 2015 HONDA CRV AT ABOUT 5 MPH. AFTER SLOWING FOR A SPEED BUMP, I WENT TOWARD A PARKING SPOT TRAVELING AT ABOUT 2 MPH WHERE I COULD JUST PULL STRAIGHT IN. WHEN I TRIED TO APPLY THE BRAKE, IT WAS ROCK SOLID AND VEHICLE SEEMED TO SELF ACCELERATE. THE VEHICLE JUMPED THE CURB WHICH HAD A STEEL DRAINAGE PLATE, AND TOOK OUT A SIGN KNOCKING IT TO THE GROUND. A RESIDENT AT THE FACILITY WAS STANDING CLOSE BY AND IT SCARED HIM SO BAD HE TOOK OFF. HAD I BEEN JUST A FEW FEET CLOSER TO HIM, HE WOULD HAVE BEEN HIT BY MY VEHICLE. THE IMPACT WITH THE CURB AND SIGN SLOWED THE VEHICLE TO A STOP. THE BUMPER, VALANCE, AND RIGHT FOG LAMP ALL HAVE TO BE REPLACED. THE HONDA CRV IS THREE MONTHS OLD.