OK guys.
It can be disable at Ford Using the IDS, or you can do it yourself.
Instructions:
General Procedures
Preparation
1.Apply the parking brake.
2.Place the transmission selector lever in P (Park) - vehicles with automatic transmission or the neutral position - vehicles with manual transmission.
3.Turn the ignition switch to the 0 position.
4.Close all the vehicle doors from the inside of the vehicle.
Deactivating/Activating
NOTE: Deactivation of the belt minder may also be carried out using IDS. Follow the instructions on the screen.
1.Unbuckle the drivers safety belt.
2.Turn the ignition switch to position II. (Do not start the engine).
3.Wait at least 15 seconds.
4.NOTE: This step must be completed within 60 seconds or the procedure must be repeated.
Buckle then unbuckle the safety belt nine times, ending with the safety belt unbuckled. Release the red unbuckle switch completely every cycle.
5.The safety belt warning indicator flashes three times to confirm the belt minder status change.
6.Turn the ignition switch to position 0. The deactivation/activation procedure is now complete.
Hope That Helps