Remove/Install Telematics Services Communications Module Control Unit - AR82.85-P-0020S

Model 223 

with code 383 (Ramses Entry communication module (4G)) 

Model 223 

with code 384 (Ramses High communication module (4G)) 

Courtesy of MERCEDES-BENZ USA

	Risk of injury  caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof.	No parts of the body or limbs should be within the operating area when the components are moving.	AS00.00-Z-0011-01A
Notice	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Notes on HANDS-FREE ACCESS		AH80.61-P-0001-01A
	Remove/install
1	Switch off ignition and store transmitter key outside of transmission range (min. 2 m).
2	Remove rear panel trim.	Model 223 with code 383 (Ramses Entry communication module (4G)) with code Z07 (B7 armoring on special protection version) Model 223 with code 384 (Ramses High communication module (4G)) with code Z07 (B7 armoring on special protection version)	AR68.30-P-4750SG
		Model 223 with code 383 (Ramses Entry communication module (4G)) except code Z07 (B7 armoring on special protection version) Model 223 with code 384 (Ramses High communication module (4G)) except code Z07 (B7 armoring on special protection version)	AR68.30-P-4750S
3	Disconnect electrical connectors (1).	The number of electrical connectors (1) can vary, depending on the equipment.
4	Remove telematics services communications module (N112/2).
5	Install in the reverse order.
6	Commission telematics services communications module (N112/2).	When replacing telematics services communications module (N112/2).
			AD00.00-P-2000-06FR
7	Activate workshop mode.	Model 223 with code 383 (Ramses Entry communication module (4G)) except code 801 (YoM 20/1) Model 223 with code 384 (Ramses High communication module (4G)) except code 801 (YoM 20/1) When replacing telematics services communications module (N112/2).
			AP00.20-P-0065A