Tl* the contact owns a 2002 ford explorer sport trac. while driving approximately 30 mph, the contact noticed that the brake pedal was pulsating, accompanied by an abnormal grinding noise. the vehicle was taken to the dealer for diagnostic testing. the technician advised the contact that the front and rear brakes would have to be repaired. after the repair, the contact noticed that the brake pedal would feel spongy when depressed. the vehicle was taken to an independent mechanic for diagnostic testing. the technician advised that two of the abs sensors were faulty and were overriding the brakes. the mechanic disconnected the abs sensors. the contact did not experience any failures after the sensors were disconnected. the approximate failure mileage was 76,000.