I WAS TRAVELING BETWEEN 30 - 40 MPH IN MY 2013 VOLVO S60 WHEN I STRUCK AN SUV FROM BEHIND. NONE OF THE AIRBAGS IN MY VEHICLE DEPLOYED, EVEN THOUGH IT WAS A DIRECT REAR END COLLISION. AFTER THE COLLISION MY INSTRUMENT PANEL DISPLAYED THE WARNING MESSAGE 'SRS AIRBAG SERVICE URGENT'. MY VOLVO S60 IS EQUIPPED WITH THE STANDARD CITY SAFETY AUTO BRAKING SYSTEM, WHICH DID NOT ENGAGE AT ANY POINT TO AVOID/REDUCE THE IMPACT OF THE COLLISION. THE AUTO BRAKING SYSTEM DOES NOT WORK ABOVE CERTAIN SPEEDS, I AM AWARE; HOWEVER, I AM CONCERNED THAT MY AIRBAGS WERE NOT PROPERLY WORKING CONSIDERING THAT IT SEEMS MY VEHICLE WAS TRAVELING AT A SPEED ABOVE THE AUTO BRAKING THRESHOLD. THERE WERE NO AIRBAG WARNINGS BEFORE THE COLLISION. FOR REFERENCE, THERE WAS A NEARLY IDENTICAL COLLISION IN THE SAME INTERSECTION JUST MINUTES PRIOR AND THE VEHICLE INVOLVED IN THE COLLISION HAD DEPLOYED AIRBAGS. *TR