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Home >> Mercedes Benz >> 2010 >> SL550 >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Body Electrical -- Testing & Repair -- 230 Chassis >> Testing & Repair >> Remove/install button unit on multifunction steering wheel - AR54.25-P-2840TX

Remove/install button unit on multifunction steering wheel - AR54.25-P-2840TX

MODEL 230.4 up to 28.1.08 except CODE (809) Model year 2009 

Fig 1: Remove/Install Button Unit On Multifunction Steering Wheel - Except Code (809)
G00542754Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
1 Remove driver air bag unit (1)   AR91.60-P-0660R
2 Undo screws (2) and remove contact plate (3) IMPORTANTInstallation:  Apply thread locking agent to bolt thread (2). *BR00.45-Z-1059-02A 
    TORQUE SPECIFICATION *BA91.60-P-1018-01A 
3 Undo screws (4) and remove printed circuit board (5)    
4 Remove left multifunction steering wheel button group (S110) or right multifunction steering wheel button group (S111) at side from driver air bag unit (1)    
5 Install in the reverse order    
AIRBAG

Number Designation Model 230
BA91.60-P-1018-01A Bolt, contact plate to airbag Nm 5
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1059-02A Loctite 262 Henkel Loctite Deutschland GmbH Arabellastrasse 17 81925 Munchen Germany Tel. +49 899268-0 Fax + 49 899101978 www.Loctite.de