DTC B10F2-9A: Sunroof Control - Component or system operating conditions: Action

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 Land Rover Range Rover, 2017 Land Rover Range Rover, 2016 Land Rover Range Rover, 2015 Land Rover Range Rover, and 2014 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: This DTC may be induced by the driver operating the roof opening panel repeatedly.

Check the operation of the roof opening panel switch. Free the stuck switch or install a new roof opening panel switch as necessary
Refer to the appropriate system wiring diagrams and check the roof opening panel switch circuit for short circuit to ground. Repair the wiring harness or install a new roof opening panel switch as necessary