51 71 345 Removing and installing/replacing left (or right) suspension cross-brace

Special tools required:

IMPORTANT: Driving without the suspension cross-brace is not permitted. (Risk of damage to the body).
Suspension cross-brace screws must be tightened to torque and then tightened down with special tool 00 9 120 See 64 31 062 REMOVING AND INSTALLING/REPLACING LEFT LOWER MICROFILTER HOUSING SECTION or 64 31 063 REMOVING AND INSTALLING/REPLACING RIGHT LOWER MICROFILTER HOUSING SECTION .

Necessary preliminary tasks

NOTE: The operation is described on the left side; proceed in the same way for the right side.

Release screw (1).

Release nuts (2) and remove suspension cross-brace (3).

Installation:

Make sure suspension cross-brace (3) is in correct installation position.

Replace screw (1) and nuts (2).

Tighten down screw (1) and nuts (2) to torque and then to angle of rotation using special tool 00 9 120 .

Tightening torque for screw (1) 51 71 18AZ .

Tightening torque for nuts (2) 51 71 19AZ .

Fig 1: Identifying Suspension Cross-Brace, Nut And Screw

Courtesy of BMW OF NORTH AMERICA, INC.