51 71... Removing and installing/replacing left or right reinforcement cover (all-wheel drive vehicle)

Necessary preliminary tasks: 

• Partially undo diesel enclosure, remove if necessary

Undo screws (1) on front underbody protection.

Release screws (2) and nuts (3).

Tightening torque 51 75 1AZ .

Remove reinforcement cover (4).

Installation note: 

Ensure reinforcement cover (4) is properly secured.

Fig 1: Identifying Reinforcement Cover, Screws And Nuts

Courtesy of BMW OF NORTH AMERICA, INC.