Remove/Install Overhead Control Panel Control Unit - AR82.20-P-1000LWR

Model 205.4 

Model 238.4 

Shown on model 205.4 

Fig 1: Overhead Control Panel Control Unit Components Location - Model 205.4

Courtesy of MERCEDES-BENZ USA

	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Perform initial startup of overhead control panel control unit (N70)	When replacing the overhead control panel control unit (N70).
		Model 205.4	AD00.00-P-2000-04B
		Model 238.4	AD00.00-P-2000-06LWO
2	Switch off ignition and store transmitter key outside of transmission range (min. 2 m)
3	Remove A-pillar trims (1)		AR68.30-P-4050LW
4	Open eyeglasses compartment (2) and remove screws/bolts (3)
5	Detach overhead control panel control unit (N70)
6	Disconnect electrical connectors (4) and remove overhead control panel control unit (N70)	The number of electrical connections (4) may vary depending on the vehicle equipment involved.
7	Install in the reverse order