I was braking pulling forward into a parking place, going approximately 10 mph. The brakes did not work , the car accelerated jumped a curb ran over a parking sign and did not stop. I attempted to turn to the left on the island so as not to go into the busy street. I scraped/ran into a small tree while trying to put the car in park. I heard a large bang, 3 airbags deployed. I do not know if I ran over something, nothing was in my sight or view. Due to all of the smoke I quickly turned off the car and tried to get out. My left underside forearm had a 5âx3 1/2â bruise with swelling at the largest area and pain. The swelling is approximately 2 1/2â x2 1/2â. The mid to right side of my chest was injured extending to my right side with pain and bruising on and under my right breast. I went by ambulance to an ER. I am alarmed and traumatized. I have been experiencing lightheadedness since the accident. I have had headaches. The car took off as I was attempting to stop. I had NO control of the vehicle and could not bring it to a stop. There were no warning messages etc. If people were near or in front of me it would have been catastrophic, I had no control. There is a police report. My car is to be examined by the insurance company. My understanding is that it will be considered âtotaled â. I reported the accident to Honda who I lease from. I was told that it could be âa software problem â. When the car malfunctioned I had just left my home , driving for the firs