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Home >> Mercedes Benz >> 2015 >> C300 Base >> Repair and Diagnosis >> Electrical >> Body Electrical >> Electrical System, Equipment & Instruments - 205 Chassis (4D Sedan) - 2 Of 4 >> Testing & Repair >> Remove/install touchpad control unit - AR54.21-P-0503LW

Remove/install touchpad control unit - AR54.21-P-0503LW

Model 205, 253 with code 522 (Audio 20 radio) 

Model 205, 253 with code 531 (COMAND APS) 

Fig 1: Identifying Touchpad Control Unit Remove/Install Components
G10133777NOTESREMOVINGINSTALLINGCourtesy of MERCEDES-BENZ USA
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Remove Audio/COMAND control panel (A40/9)   AR54.21-P-0500LW 
2 Remove bolts (1)    
3 Pull touchpad (A105) out of Audio/COMAND control panel (A40/9) in direction of arrow    
4 Install in the reverse order