WARNING: Move wheels into straight-ahead position and do not alter this position during the repair work.
With steering wheel removed, do not under any circumstances turn/twist fixture for steering column stalk!
Necessary preliminary tasks:
WARNING: Secure volute spring cassette (1) against rotating with adhesive tape (2).
If unauthorized rotation of volute spring cassette (1) cannot be ruled out, it is essential to return volute spring cassette (1) to center position!
Fig. 165: Identifying Volute Spring Cassette And Centering Pin
Disconnect plug connections (1) from rear on steering column switch cluster.
Fig. 166: Identifying Plug Connections
Release screws (1).
Remove steering column switch cluster in direction of arrow.
Installation:
NOTE: Carry out steering angle sensor adjustment.
On vehicles with active front steering, steering angle sensor adjustment is performed by means of initial operation / adjustment of active front steering.
Fig. 167: Removing Steering Column Switch Cluster
Replacement:
REMOVING AND INSTALLING/REPLACING VOLUTE SPRING CASSETTE
Necessary preliminary tasks:
Unlock catch (1) and remove volute spring cassette (2) in direction of arrow from steering column switch cluster (3).
Fig. 168: Removing Volute Spring Cassette From Steering Column Switch Cluster
IMPORTANT:
Installation:
Marking (2) must line up with marking (3).
Fig. 169: Identifying Ring
Installation:
Drive pin (1) of volute spring (2) must line up correctly with opening (3) in inner ring of steering column switch cluster.
Fig. 170: Identifying Pin Of Volute Spring
REMOVING AND INSTALLING/REPLACING START/STOP SWITCH
Necessary preliminary tasks:
Release screws (1).
Pull out Start/Stop switch (2) a little.
Fig. 171: Identifying Start/Stop Switch
Disconnect plug connection (1).
Fig. 172: Identifying Plug Connection
REMOVING AND INSTALLING/REPLACING SWITCH FOR STEERING COLUMN ADJUSTMENT
Necessary preliminary tasks:
Unclip steering column adjustment switch (1) in direction of arrow.
Fig. 173: Uncliping Steering Column Adjustment Switch
Disconnect plug connection (1).
Fig. 174: Identifying Plug Connection