Remove/Install Infotainment Touchpad Control Unit - AR54.21-P-0503XG

Model 463 

as of Model year 2019 

Fig 1: Infotainment Touchpad Control Unit Components Location - Model 463 As Of Model Year 2019

Courtesy of MERCEDES-BENZ USA

	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Remove Audio/COMAND control panel.		AR54.21-P-0500XG
2	Remove the screws (1).
3	Remove touchpad (A105) in direction of arrow from Audio/COMAND control panel (A40/9).
4	Install in reverse order.
	Initial startup
5	Perform commissioning of touchpad (A105).
		Only when replacing touchpad (A105).	AD00.00-P-2000-04B