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Remove/install restraint systems control unit - AR91.60-P-0624NKB

MODEL 117 

MODEL 156 

MODEL 176 

MODEL 242 

MODEL 246 

Shown on MODEL 246 

Fig 1: Restraint Systems Control Unit Remove/Install Components - Shown On Model 246
G10250890DANGERNOTESIMPORTANTREMOVINGINSTALLINGSPECIAL TOOLIMPORTANTTORQUE SPECIFICATIONREFER TO SELF-DIAGNOSTIC SYSTEMSCourtesy of MERCEDES-BENZ USA
DANGER Risk of injury  during testing and repair operations related to pyrotechnical components Do not expose pyrotechnical components to temperatures above 100 °C or 212 °F. Disconnect current supply when working on such components. AS91.00-Z-0008-01A
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
IMPORTANT Information, assessment and legal requirements when working with, handling and storing pyrotechnical components   AH91.00-Z-0000-10A
REMOVINGINSTALLING Remove/install     
1 Disconnect battery ground line   AR54.10-P-0003NKB
2 Remove center console cover at front   AR68.20-P-2350NKB
3 Remove insulating foam over the electrical connectors (3)    
4 Guide out floor coverings (1) on the left and right under the center console (arrows) SPECIAL TOOL Clip remover Figure
5 Remove insulating foam over the supplemental restraint system control unit (N2/10) sideways    
6 Disconnect electrical connectors (3) IMPORTANT Electrical connectors (3) are accessible through the center console.  
7 Remove screws/bolts (2) and remove supplemental restraint system control unit (N2/10) TORQUE SPECIFICATION Bolt, control unit to vehicle floor *BA91.60-P-1003-01F 
8 Install in the reverse order    
9 Connect diagnostic system and perform initial startup of supplemental restraint system control unit (N2/10) When replacing supplemental restraint system control unit (N2/10).  
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04A
AIRBAG

Number Designation MODEL 117 MODEL 156
BA91.60-P-1003-01F Bolt, control unit to vehicle floor Nm 9 9
AIRBAG

Number Designation MODEL 176, 242, 246
BA91.60-P-1003-01F Bolt, control unit to vehicle floor Nm 9
Fig 2: Identifying Clip Remover (452 589 01 63 00)
G09980802Courtesy of MERCEDES-BENZ USA