A few days ago, when I tried to fly my Mavic Air 2, I suddenly got the error message: “Gimbal Unable To Connect (code 40012) - Service Required.” About a year ago, I crashed this drone into some tree branches, and it was also dropped on the floor...
You have a bit of damage to take care of there. You may need to replace the gimbal. Are you SURE the cables are seated properly? Was there silicone holding the connectors? if so you have to replace it and let it dry before you re-assemble the...