Remove/install overhead control panel control unit - AR82.20-P-1000QA

MODEL 209.4 

Fig 1: Identifying Overhead Control Panel Control Unit Components - Model 209.4

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Remove/install
1.1	Transfer basic data from overhead control panel control unit (N70) to STAR DIAGNOSIS	When installing new overhead control panel control unit (N70). Installation:  Transfer buffered basic data to new overhead control panel control unit (N70).
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A
		STAR DIAGNOSIS system	*WH58.30-Z-1048-13A
2	Open soft top
3	Remove transmitter key from electronic ignition switch control unit
4	Unclip top paneling (1) and remove
5	Unscrew bolt (2)
6	Remove the overhead control panel control unit (N70)	Installation:  Excess pressure and tensile stress on the roof switch will damage the overhead control panel control unit (N70)
7	Disconnect connectors from overhead control panel control unit (N70)
8	Install in the reverse order
9	Read fault memory, erase if necessary
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A
		STAR DIAGNOSIS system	*WH58.30-Z-1048-13A

COMMERCIALLY AVAILABLE TOOLS

Number	Designation
WH58.30-Z-1048-13A	STAR DIAGNOSIS system, Compact Passenger Car	6511 1801 00