Remove/install WSS control unit - AR91.60-P-0800T

MODEL 211.0/2 as of 19.2.04 with CODE (494) USA version Front passenger seat 

MODEL 219.3 as of 1.6.06 with CODE (494) USA version Front passenger seat 

Fig 1: Identifying WSS Control Unit Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove front passenger seat (1)	Model 211.0/2	AR91.10-P-1000T
		Model 219.3	AR91.10-P-1000TX
2	Separate electrical connectors (2)	The electrical connectors (2) are shape- coded.
3	Remove bolts (3)
4	Remove WSS (Weight Sensing System) control unit (N2/13)
5	Install in the reverse order