Push the boot onto the steering gear housing and position - AR46.40-P-0400-02CW

WARNING: This page is about a different car, the 2009 Mercedes-Benz E350 and 2008 Mercedes-Benz E350. However, it is still accessible from the selected car via links, so may be relevant.

Shown on steering gear, model 204

Push boot (1) onto steering gear housing (2).
Model 204, 207, 212, 218: Slide on until the recesses (1a) are at the housing (2) of the steering gear.
Position boot (1).
Model 204, 207 with diaphragm valve (1 b):

As shown in the picture the diaphragm valve (1b) must be located in the center of the marking (2m).

Model 164, 171, 203, 209, 251:

The diaphragm valve (1b) must point in the direction of travel.

Model 211, 219:

The diaphragm valve (1b) must point opposite to the direction of travel.

Fig 1: Identifying Boot And Steering Gear Housing Components
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.