You can check the TeslaFi logs to confirm when it is polling or not. If TeslaFi is not polling, it should not have any effect on the car sleeping except for delaying (default 30 mins) the car counting down to sleep (typically up to 15 mins)
I think you have the mirrors set to tilt on reverse. Can't remember where it is but probably below the screen on one of the set up pages where you have to swipe up. Caught me out for a while hiding the pages below.