Remove/install bass module speaker - AR82.62-P-7839MCC

MODEL 451.3/4 with CODE (C54) Sound system 2 

MODEL 451.3/4 as of 31.8.10 with CODE (C17) smart surround sound system 

Fig 1: Identifying Bass Module Speaker Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove left seat (1)	* not for USA	AR91.10-P-1000MCC
		* for USA only	AR91.10-P-1010MCU
2	Disconnect electrical connector (2) from subwoofer (H4/29)
3	Fold back floor covering in marked area (arrows) and take subwoofer (H4/29) up and out	The subwoofer (H4/29) must be aligned with the attachment points of the left seat (1).
4	Install in the reverse order
5	Perform function test on subwoofer (H4/29)