Remove/Install WLAN Antenna - AR82.85-P-0004GQA

Model 166 

as of model year 2016 

with code 531 (COMAND APS) 

Model 292 

with code 531 (COMAND APS) 

Fig 1: WLAN Antenna Components Location - Model 166 As Of Model Year 2016 With Code 531

Courtesy of MERCEDES-BENZ USA

Courtesy of MERCEDES-BENZ USA

	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove
1	Remove glove compartment (2)		AR68.10-P-1400GQ
2	Remove COMAND controller unit (1) until electrical connectors at the back of the device are accessible		AR82.60-P-7502GQ
3	Put down COMAND controller unit (1) with electrical lines connected	Place COMAND controller unit (1) on a clean dry cloth. Otherwise, components in the instrument panel or center console can be damaged.
4	Disconnect electrical connector (5) from COMAND controller unit (1)
5	Cut through electrical line (6) of WLAN antenna (4) on both ends as near as possible to the instrument panel wiring harness	The factory installed electrical line (6) is firmly integrated in the instrument panel wiring harness. Therefore, the defective WLAN antenna (4) must be detached for replacement. The factory installed electrical line (6) remains in the vehicle.
6	Remove cut off section of the factory installed electrical line (6)
7	Unclip and remove WLAN antenna (4) from instrument panel crossmember (3)
	Install
8	Clip in new WLAN antenna (4) at instrument panel crossmember (3)
9	Route electrical line (6) of new WLAN antenna (4) along instrument panel wiring harness to the device installation slot of the COMAND controller unit (1) and fix in place with cable ties
10	Connect electrical connector (5) to bushing of COMAND controller unit (1)
11	Install COMAND controller unit (1)		AR82.60-P-7502GQ
12	Install glove compartment (2)		AR68.10-P-1400GQ