Remove/Install Rear Door Control Unit - AR72.29-P-1101LFS

Model 222.1 

with code Z07 (B7 armoring on special protection version) 

Courtesy of MERCEDES-BENZ USA

Topical note	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Temporarily store basic data in rear door control unit (1) in diagnostic equipment	When replacing rear door control unit (1).
			AD00.00-P-2000-04B
2	Switch off ignition and remove ignition key or actuate KEYLESS-GO start/stop button
3	Remove rear door lining		AR72.12-P-1010LF
4	Disconnect electrical connectors (3) from rear door control unit (1)	Number of electrical connectors can vary according to vehicle equipment.
5	Unclip rear door control unit (1) from bracket (2)
6	Install in the reverse order