Remove/install Gateway powertrain control unit - AR54.21-P-0026NKE

MODEL 242 with ENGINE 780 

Fig 1: Identifying Gateway Powertrain Control Unit Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove left rear paneling (1) at side in trunk		AR68.30-P-4800NKB
2	Unscrew nut (2)
3	Remove powertrain control unit gateway (N93/8)
4	Disconnect electrical connection (3)
5	Install in the reverse order
6	Connect diagnostic system and perform initial startup for powertrain control unit gateway (N93/8)	When replacing powertrain control unit gateway (N93/8).
			AD00.00-P-2000-04A
		Initial startup of the powertrain control unit gateway (N93/8) is performed via the menu item "Adaptation - Initial startup".