Remove/install inside rearview mirror - AR68.40-P-0001GM

MODEL 463.202 /222 /236 /237 /243 /244 /245 /246 /247 /248 /249 /250 /254 /270 /271 /303 /306 /309 /322 /323 /332 /333 /336/340 /341 /346 

Shown on model 463.248 

Fig 1: Identifying Inside Rearview Mirror Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Activate service mode in Telematic Alarm Identification on Demand (emergency call system) (TELE AID)	Only on model 463.243/244/245/250/309/322/323/332/333 with code (ET2) TELE AID car telephone emergency call system, 463.247/248/254/270 up to 1.4.07 with code (ET2) TELE AID car telephone emergency call system	AR82.95-P-0005-03GR
	Notes regarding the Tele-Aid emergency call system	Model 463.243/244/245/250/309/322/323/332/333, Model 463.247/248/254/270 up to 1.4.07	AH82.95-P-0001-01GA
	Risk of explosion  caused by oxyhydrogen gas. Risk of poisoning and caustic burns  caused by swallowing battery acid. Risk of injury  caused by burns to skin and eyes from battery acid or when handling damaged lead-acid batteries	No fire, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and glasses. Only pour battery acid into suitable and appropriately marked containers.	AS54.10-Z-0001-01A
2	Disconnect battery ground line	Except model 463.236/248 with code (979) Special protection version	AR54.10-P-0003G
		Model 463.236/248 with code (979) Special protection version, with code (ZS6) Special protection version (FB6), with code (E26) Additional battery 100 Ah with cutoff relay Model 463.236/248 with code (979) Special protection version, with code (ZS7) Special protection version (FB7), with code (E26) Additional battery 100 Ah with cutoff relay	AR54.10-P-0003PM
	Notes on battery	All models	AH54.10-P-0001-01A
3	Disconnect connector (1) from electrical line (3) on overhead control panel control unit (N70)		AR82.20-P-1000GM
4	Remove rearview mirror (5)	Pull inside rearview mirror (5) out of bracket (2) downward at an angle. Installation:  Route electrical line (3) into recess (4), otherwise it can be damaged.
5	Install in the reverse order
6	Deactivate service mode in TELE AID	Only on model 463.243/244/245/250/309/322/323/332/333 with code (ET2) TELE AID car telephone emergency call system, 463.247/248/254/270 up to 1.4.07 with code (ET2) TELE AID car telephone emergency call system	AR82.95-P-0005-03GR
	Notes regarding the Tele-Aid emergency call system	Model 463.243/244/245/250/309/322/323/332/333, Model 463.247/248/254/270 up to 1.4.07	AH82.95-P-0001-01GA
7	Read out fault memory and erase	Stored faults which may be caused by assembly work, test work, removed lines or a simulation, must be processed and erased in fault memories after completing the work.
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A