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Home >> Mercedes Benz >> 2017 >> E300 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System - Body - 213 Chassis 3 Of 7 >> Testing & Repair >> Remove/Install Button Groups On Multifunction Steering Wheel >> Remove/Install Button Groups On Multifunction Steering Wheel - AR82.90-P-0014FRA

Remove/Install Button Groups On Multifunction Steering Wheel - AR82.90-P-0014FRA

Model 213, 257 

with Code L2B (Luxury steering wheel leather) 

except Code L5C (Supersport steering wheel - deep embossed leather) 

Fig 1: Button Groups On Multifunction Steering Wheel Components Location - Model 213 With Code L2B
G13747613REMOVINGINSTALLINGNOTESTORQUE SPECIFICATIONSPECIAL TOOLIMPORTANTREFER TO SELF-DIAGNOSTIC SYSTEMSREFER TO SELF-DIAGNOSTIC SYSTEMSCourtesy of MERCEDES-BENZ USA
  Notes on avoiding damage to electronic components through electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Remove the driver airbag on the steering wheel. Model 213 with code L2B (luxury steering wheel leather) except code L5C (supersport steering wheel - leather embossed) AR91.60-P-0660LW
    Model 257 with code L2B (luxury steering wheel leather) except code L5C (supersport steering wheel - deep embossed leather) AR91.60-P-0660FR
2 Unscrew bolts (1). NOTES Installation:
Ensure that the washers of bolts (1) are correctly seated.
Otherwise the horn will not work.
TORQUE SPECIFICATION Bolt mounting plate / contact plate on steering wheel
*BA46.10-P-1002-02J 
3 Remove the fastening plate (2) and unlock and disconnect the electrical plug connection (3).    
4 Unscrew the bolts (4) and unclip the cover (5) with button group 1 multifunction steering wheel (S163 / 1) and button group 2 multifunction steering wheel (S163 / 2). SPECIAL TOOL Long wedge Fig 2
5 Unlock and disconnect electrical plug connection on group 1 multifunction steering wheel buttons (S 163/1) and group 2 multifunction steering wheel buttons (S163 / 2).    
6 Unscrew screws (6) and remove button group 1 multifunction steering wheel (S163 / 1) or button group 2 multifunction steering wheel (S163 / 2). IMPORTANT Only replace button group 1 multifunction steering wheel (S163 / 1) and button group 2 multifunction steering wheel (S163 / 2) in sets.  
7 Installation in reverse order.    
8 Carry out commissioning of the steering wheel electronics (N135). When replacing button group 1 multifunction steering wheel (S163 / 1) and button group 2 multifunction steering wheel (S163 / 2).  
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 213 AD00.00-P-2000-04B
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 257 AD00.00-P-2000-06FR
STEERING WHEEL

Number Designation Model 213 Model 257
BA46.10-P-1002-02J Bolt mounting plate / contact plate on steering wheel Nm 7 6
Fig 2: Identifying Long Wedge (115 589 03 59 00)
G13747614Courtesy of MERCEDES-BENZ USA