our first amendment rights allow anyone in Public to be subject of our drones and at the same time the FAA drone rules need to be followed. A home and the property aren't public so just use your common sense. I see many drone pilots breaking FAA...
The Mavic 2 drones are much easier to work on that's for sure! best of luck. after hearing this I'm going to do my best not to crash as I have no insurance on my Mavic 4 Pro drones.
Did you blow air into the gimbal when you cleaned it? you may have blown dirt into the gimbal. if you dont think the connections or cables are bad your next move would be to replace the ESC. The part is actually available but you gotta import it...