TAKATA INFLATORS. HIGHWAY TRAFFIC HAD COME TO A STOP AND WHILE TRYING TO COME TO A STOP MY BRAKES COMPLETELY FAILED WITH THE PEDAL PUSHED ALL THE WAY DOWN. THE CAR BARELY SLOWED DOWN AND REAR ENDED THE STILL CAR IN FRONT AT APPROXIMATELY 40 MPH. EVEN WITH SUCH A FORCEFUL IMPACT THE AIRBAGS DIDN'T COME OUT.