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Home >> BMW >> 2012 >> 335xi Automatic Trans >> Repair and Diagnosis (Single Page) >> Steering >> Power Steering >> Steering And Wheel Alignment - Repair - E92 >> Mechanical Steering Gear >> 32 11... Replacing Gaiter For Electric Steering Gear (EPS) On Left Or Right

32 11... Replacing Gaiter For Electric Steering Gear (EPS) On Left Or Right

Spindle side: 

IMPORTANT: The steering gear must be replaced If the corrosion on the spindle running surface has advanced to such an extent that the steering is acoustically conspicuous under load!
Adhere to the utmost cleanliness.
Do not regrease the spindle running surface. Sufficient special grease was used during assembly for lifetime filling.
Fig 1: Steering Gear Spindle Running Surface
G09849221Courtesy of BMW OF NORTH AMERICA, INC.

Rack side: 

IMPORTANT: The steering gear must be replaced if the polished surface of the rack is damaged (e.g. by corrosion)!
Clean rack and check surface for damage (e.g. by corrosion).
Grease rack (refer to STEERING -- OPERATING FLUIDS ).
Fig 2: Steering Gear Rack Running Surface
G09849222Courtesy of BMW OF NORTH AMERICA, INC.

Necessary preliminary tasks 

Clean tie rod.

Release band clamp (1).

Mark screw-in depth of tie rod (2) or count thread turns.

Unscrew bolt (3).

Twist tie rod (2) out of tie rod end (4).

Installation: 

Replace microencapsulated screw.

Tightening torque 32 21 2AZ .

Fig 3: Band Clamp, Tie Rod And Bolt
G09849223Courtesy of BMW OF NORTH AMERICA, INC.

Release EAR CLAMP  (1).

Detach gaiter (2) from tie rod (3).

Installation: 

Read and follow notes/information on spindle and rack sides.

Clean tie rod and apply grease to taper. This ensures that the gaiter is not rotated when the tie rod is rotated.

Fig 4: Gaiter, Tie Rod And Ear Clamp
G09849224Courtesy of BMW OF NORTH AMERICA, INC.

Release water drain valve (1) (20 A/F) and replace.

Installation: 

Fit O-ring (2).

Tightening torque 32 00 3AZ .

Fig 5: Water Drain Valve And O-Ring
G09849225Courtesy of BMW OF NORTH AMERICA, INC.

After installation: