Removing and installing voice control system control module - AR82.70-P-0003I

MODEL 215, 220 up to 30.6.00 with CODE (813b) Voice control system (VCS) with CODE (316) MB GSM cellular telephone (D2B) with CODE (317) GSM portable cellular telephone (D2B) 

MODEL 215, 220 as of 1.7.00 with CODE (813b) Voice control system (VCS) with CODE (853) MB standard cellular telephone with CODE (854) MB portable cellular telephone with CODE (855) TELE AID 

Shown on model 220 

Fig 1: Identifying Voice Control System Control Module Remove/Install Components - Shown On Model 220

Courtesy of MERCEDES-BENZ USA

	Removal, installation
1	Connect quiescent current retention unit		AR54.10-P-1030-07I
			*WH58.30-Z-1012-09A
2	Disconnect ground cable of battery
3.1	Remove rear seat cushion	Model 215.	AR91.12-P-1020N
		Model 220.
3.2	Remove bucket seat	Model 220 with code 401, right side only.
4	Remove seat adjustment device on rear seat	Model 220 with code 401, right side only.
5	Unscrew screws (1) and nuts (2) and remove assembly plate (3) from vehicle floor
6	Disconnect connector (4) from voice control system control module (A35/11)
7	Disconnect D2B connection (5) from voice control system control module (A35/11)	Do not bend D2B wires. If the voice control system control module (A35/11) should be removed for a longer period of time, install adapter for closing the D2B ring.
8	Unscrew screws (6)
9	Install in the reverse order