Height Adjustment Of Trunk Lid:

NOTE: For purposes of clarity, shown here without trim for "tail panel at top".

Fig 1: Adjusting Height Of Trunk Lid

Courtesy of BMW OF NORTH AMERICA, INC.

Slacken screws (1 to 3)
Move rear lid lock lower section fully upwards
Tighten down screws (1 to 3) again
Close rear lid
Measure and note down gap dimensions
Open rear lid
Slacken screws (1 to 3) and lower rear lid lock lower section by difference from desired dimensions
Tighten down screws (1 to 3)
Check adjustment and repeat if necessary
Note down adjusted gap dimensions

Tightening torque 51 24 6AZ. Refer to BODY EQUIPMENT - TIGHTENING TORQUES .