2014 NISSAN LEAF Vehicle Speed Control Problems

My car suddenly accelerated out of my control and my car was totaled in a supermarket parking lot. Amazingly no serious injuries though two other cars were damaged by this event. No warnings and no time to act. I demanded that Nissan do an inspection. The email I got from them this morning said they found nothing wrong with the vehicle BUT that the accelerator was at 100% at the time of the accident. I was parked and getting out of my car when this occurred but Nissan did not think it suspicious that my car accelerated to 100% without any reason for me to accelerate and my foot not on the power pedal. Their letter to me claimed no responsibility for the malfunction. In fact. They are claiming no malfunction at all. I have requested in writing to get all the data they collected and although they had previously...

HI, WHEN I PUT THE CAR IN REVERSE YESTERDAY MORNING IT SPED OUT OF THE GARAGE WITH NO THROTTLE AND WAS VERY DIFFICULT TO BRAKE. TURNS OUT THE BRAKE, ABS, WARNING AND TRACTION CONTROL LIGHTS WERE ALL ON. THROTTLE BEHAVIOR IN DRIVE WAS NORMAL BUT WAS ALSO REALLY HARD TO BRAKE. THERE WAS ALSO A WEIRD HUM AT POWER ON. I POSTED THIS TO THE R/LEAF FORUM ON REDDIT AND EVERYONE SAID REPLACE THE 12V BATTERY WHICH FIXED IT. OTHERS DESCRIBED SIMILAR EXPERIENCES.