DTC P085D-97: Gear Shift Control Module "A" Performance - Component or system operation obstructed or blocked: Action

NOTE: This DTC may be induced by the driver holding the transmission control switch and opposing its automatic movement.

Check the operation of the transmission control switch and ensure nothing is jamming or obstructing the mechanism. Rectify as necessary
Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and perform routine - On Demand Self Test. If the fault persists, install a new transmission control switch