Replace the four mounting bolts M (M8x0.75x8.5 - 5mm Allen wrench, tightening torque 10Nm/88in.lbs.) without applying any thread locking compound. Remove the axleplate screw L from the external transfer box. Remount the axleplate in the correct position and secure this in place with the five axleplate screws (M4x25 - Torx TX20, tightening torque: 3Nm/25in.lbs.).