Remove/Install Center SAM Control Unit - AR54.21-P-1265SR

MODEL 453 

Courtesy of MERCEDES-BENZ USA

	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Switch off ignition and remove ignition key from ignition lock
2	Remove panel at bottom for center instrument panel		AR68.10-P-1498SR
3	Disconnect electrical connector from center SAM control unit (N10/10)	The electrical connections are coded and cannot be interchanged.
4	Unscrew bolt (2)
5	Remove center SAM control unit (N10/10)	: Make sure that the lugs (arrows A) on the center SAM control unit (N10/10) fit in the guides of the bracket (3).
6	Install in the reverse order
	Initial startup
8	Connect diagnostic equipment and perform initial startup of center SAM control unit (N10/10)	When replacing the center SAM control unit (N10/10).