AS I WAS PULLING INTO A PARKING SPACE THE CAR SUDDENLY ACCELERATED ON IT OWN. MY FOOT WAS NOT ON THE GAS PEDAL AS I HAD BRAKED TO TURN LEFT INTO THE SPACE. THE CAR WENT OVER THE CONCRETE PARKING BLOCK AND HIT THE CONCRETE WALL WHICH IS ABOUT 1-2 FEET BEHIND THE BLOCK, THE IMPACT CAUSED THE AIRBAG TO DEPLOY. THE WEATHER WAS CLOUDY BUT THE PAVEMENT WAS DRY. I PURCHASED THIS ACCORD USED, IN AUGUST, 2016, FROM A LOCAL HONDA/ACURA DEALER & IT HAD APPROX. 9200 MILES ON IT.. AT THE TIME OF THIS EVENT THERE WAS 16,552 MILES ON THE CAR. THE ONLY MAINTENANCE DONE WAS AN OIL CHANGE, AND OUTSIDE OF THE TMP LIGHT, NO INDICATOR LIGHTS HAD COME ON TO PROMPT ME FOR ADDITIONAL MAINTENANCE OR REPAIR. THE DAMAGE CAUSED BY THIS EVENT WAS SUFFICIENT THAT THE INSURANCE COMPANY DETERMINED THE CAR TO BE A TOTAL LOSS.