My BMW Z4 shut down in the middle of a busy 8 lane road in my town. Temperature sensor went out and the engine shuts off when this happens. I have never been

My BMW Z4 shut down in the middle of a busy 8 lane road in my town. Temperature sensor went out and the engine shuts off when this happens. I have never been honked and yelled at some many times in my life. Nothing I could do. I had to wait for a tow. It was daytime so it could have been worse.