33 32 000 Removing and installing complete front left or right trailing arms (all-wheel drive vehicles)

Necessary preliminary work:

Remove BRAKE DISC .
Disconnect PULSE SENSOR .
Only on right side: Remove line for brake pad wear sensor from trailing arm.
Remove ANTI-ROLL BAR LINK FROM TRAILING ARM .
Remove LEFT AND RIGHT OUTPUT SHAFT .

WARNING: Danger of injury.
Failure to comply with the following instructions may result in the vehicle slipping off the vehicle hoist and critically injuring other persons .
When supporting components, make sure that

the vehicle can no longer be raised or lowered
the vehicle does not lift off the locating plates on the vehicle hoist

Support trailing arm from underneath using a workshop jack.

Release nut and remove screws (1).

Installation note:

Replace self-locking nut.

Tightening torque 33 32 1AZ .

Fig 1: Identifying Trailing Arm Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Mark position of eccentric adjustment washer to trailing arm to simplify subsequent adjustment of rear axle.

Release screw (2).

Installation note:

Refit eccentric adjustment washer.

Tightening torque 33 32 2AZ .

Release screw (1).

Installation note:

Tightening torque, 33 52 1AZ .

Fig 2: Identifying Shock Absorbers Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Partially release wheel arch panel (1) and fold aside.

Release expanding rivet (2) at sill.

Release screws (4) and remove strut (3).

Fig 3: Identifying Wheel Arch Panel, Expanding Rivet, Screws And Strut

Courtesy of BMW OF NORTH AMERICA, INC.

Mark position of trailing arm bracket to body to simplify subsequent adjustment of rear axle.

Release screws (1) and remove trailing arm with bracket.

Installation note:

Tightening torque 33 32 5AZ .

Fig 4: Identifying Trailing Arm Bracket Screws

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Perform wheel alignment check. See CHASSIS/WHEEL ALIGNMENT CHECK WITH VEHICLE LOAD UP TO DESIGN POSITION or WHEEL ALIGNMENT CHECK WITH RIDE HEIGHT MEASUREMENT WITHOUT VEHICLE LOAD .