Remove/Install HERMES Control Unit - AR82.95-P-0019XG

Model 463 

as of model year 2019 

Fig 1: HERMES 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	Switch off ignition and store transmitter key outside of transmitter range (at least 2 m).
2	Remove head unit.		AR82.85-P-1101XG
3	Disconnect electrical connectors (1).	The number of electrical connectors (1) can vary, depending on the equipment.
4	Remove screw (3) on underside of control unit bracket (2).
5	Remove HERMES control unit (N112/9) from control unit bracket (2).
6	Install in reverse order.
	Initial startup
7	Perform commissioning of HERMES control unit (N112/9).
		Only when replacing the HERMES control unit (N112/9).	AD00.00-P-2000-04B