SCN coding of control units - AR54.21-P-0015X

WARNING: This page is about a different car, the 2009 Mercedes-Benz CLK350 and 2008 Mercedes-Benz CLK350. However, it is still accessible from the selected car via links, so may be relevant.

MODEL 209

		During the entire work procedure a sufficiently large voltage supply must be provided for the vehicle's on-board electrical system. Otherwise undervoltage damage may occur to the control units.
1	Connect STAR DIAGNOSIS and start Diagnosis Assistance System (DAS)
	Connect STAR DIAGNOSIS and read out fault memory	Model 209	AD00.00-P-2000-04A
2.1	Perform online Software Calibration Number (SCN) coding	With networked STAR DIAGNOSIS diagnosis system	AR54.21-P-0013-01X
2.2	Perform offline Software Calibration Number (SCN) coding	With non-networked STAR DIAGNOSIS diagnosis system	AR54.21-P-0013-04X
3	Read out fault memory, erase if necessary
4	Disconnect STAR DIAGNOSIS