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12 42 500 Replacing battery positive lead between starter, alternator and battery positive connection point (N52T)

Necessary preliminary work: 

Fold back cover (1).

Release nut underneath. Remove positive battery cable (2) from positive battery connection point.

Tightening torque: 12 42 3AZ .

Fig 1: Identifying Positive Battery Cable Lead And Cover
G08469644Courtesy of BMW OF NORTH AMERICA, INC.

Release battery positive lead (1) from clamps (2).

Fig 2: Identifying Battery Positive Lead And Clamps
G09914262Courtesy of BMW OF NORTH AMERICA, INC.

Release clip (1).

Loosen clamps (2).

Unlock tab (3) in direction of arrow.

Remove cable clip upper section in upward direction and expose wiring harnesses.

Fig 3: Removing Tab
G09914263Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten nut.

Tightening torque, 12 42 2AZ .

Disconnect battery positive lead (2) from starter motor.

Fig 4: Identifying Battery Positive Lead, Connector And Nut
G04751335Courtesy of BMW OF NORTH AMERICA, INC.

Remove protective cap (2) and release nut underneath.

Tightening torque, 12 42 1AZ .

Remove battery positive lead from alternator and feed out.

Fig 5: Identifying Alternator Plug And Protective Cap
G06905166Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Reassemble the vehicle.
Check stored fault messages.
Delete fault memory.