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Home >> Mercedes Benz >> 2020 >> S450 Base >> Repair and Diagnosis >> Restraints >> Seat Belts >> Seats, Bunks, Restraint Systems - 222 Chassis (2 Of 4) >> Testing & Repair >> Remove/Install Airbag Unit On Steering Wheel - AR91.60-P-0660LF

Remove/Install Airbag Unit On Steering Wheel - AR91.60-P-0660LF

Model 217, 222 

MODIFICATION NOTES

19.05.2016 Tool to be used changed and angle specifications included. Operation step 3  

Model 217, model 222 as of 31.05.2014, shown on model 217 

Fig 1: Airbag Unit On Steering Wheel Components Location - Model 222 (Shown On Model 217)
G15367654Courtesy of MERCEDES-BENZ USA

Model 222 up to 30.05.2014 

G15367655Courtesy of MERCEDES-BENZ USA

Shown on model 222 

G15367656Courtesy of MERCEDES-BENZ USA
WARNING Risk of injury  during testing and repair operations related to pyrotechnically components Do not expose pyrotechnically component parts to temperatures above 100°C or 212°F. Disconnect current supply when working on such component parts. AS91.00-Z-0008-01A 
Topical note  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
  Information, assessment and legal requirements when working with, handling and storing pyrotechnically components   AH91.00-Z-0000-10A
REMOVINGINSTALLING Remove/install     
1 Adjust steering wheel (6) to the topmost position    
2 Disconnect ground line to battery   AR54.10-P-0003LF
3 Insert screwdriver (1) in right and left opening (arrow) at steering wheel (6) and press respective end of spring (2) inwards until drive airbag (4) is released IMPORTANT Model 217
Model 222 as of 5/31/14 Angle: a = approx. 10°
IMPORTANT Model 222 up to 5/30/14 Angle: b = approx. 45°
IMPORTANT Use commercially available Allen wrench with a size of 4 mm.
IMPORTANT Right and left opening (arrow) at steering wheel (6) must be pierced the first time that driver airbag (4) is removed.
INSTALLATION IMPORTANT Ends of spring (2) must audibly engage in mounts (5) of driver airbag (4).
 
4 Remove driver airbag (4) and disconnect electrical connector (3) INSTALLATION IMPORTANT Make sure that electrical connector (3) engages properly.  
5 Dispose of removed driver airbag (4) properly When replacing the driver airbag (4).  
6 Install in the reverse order    
7 Check supplemental restraint system (SRS) with diagnostic unit When replacing the driver airbag (4).  
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04B