TL* THE CONTACT OWNS A 2006 MERCEDES-BENZ E350. WHILE DRIVING APPROXIMATELY 25 MPH, THE CONTACT CAME TO AN ABRUPT STOP AND THE BRAKE PEDAL FAILED TO RESPOND WHEN DEPRESSED. AS A RESULT, THE CONTACT CRASHED INTO THE REAR OF ANOTHER VEHICLE. THE BRAKE WARNING INDICATOR ILLUMINATED. THE CONTACT SUSTAINED LOWER BACK AND NECK INJURIES THAT REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE VEHICLE WAS TOWED TO A DEALER WHERE IT WAS DIAGNOSED THAT THE HYDRAULIC PUMP NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 125,000.