Remove/install control unit for TELE AID emergency call system - AR82.95-P-0005GA

MODEL 463.243 /244 /245, 463.247 /248 up to 1.4.07, 463.250, 463.254 /270 up to 1.4.07, 463.309 /322 /323 /332 /333 with CODE (ET2) TeleAid car phone emergency call system 

Fig 1: Identifying TELE AID Control Unit, Electrical Connectors And Bolt

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Activate Service mode in Tele-Aid emergency call system	Only with code ET2 TeleAid car phone emergency call system	AR82.95-P-0005-03GR
	Notes regarding the Tele-Aid emergency call system		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 goggles. Only pour battery acid into suitable and appropriately marked containers.	AS54.10-Z-0001-01A
2	Disconnect battery ground cable	All models except model 463.248 with code 979 Special protection version	AR54.10-P-0003G
		Model 463.248 with code 979 Special protection version, with code ZS6 Special protection version FB6, with code E26 Additional battery 100 Ah incl. cutoff relay Model 463.248 with code 979 Special protection version, with code ZS7 Special protection version FB7, with code E26 Additional battery 100 Ah incl. cutoff relay	AR54.10-P-0003PM
	Notes on battery	All models	AH54.10-P-0001-01A
3	Remove center console		AR68.20-P-2000GA
4	Remove electronic transmission control control unit	Transmission 722.610 in model 463.244/245/250 Transmission 722.630 in model 463.243/246/247 /248/249/254 Transmission 722.637 in model 463.322/323 Transmission 722.638 in models 463.309/332/333 Transmission 722.645 in model 463.270/271 Transmission 722.902 in model 463.303/340/341 Transmission 722.901 in model 463.247/248 /249/254	AR27.19-P-1719GA
5	Remove TELE AID control unit (A35/8)	First unscrew three screws (1) and detach both electric connectors (2). Then detach the third electric connector (arrow).
6	Replace battery of emergency call system
7	Install in the reverse order
8	Deactivate service mode in TELE AID emergency call system	Only with code ET2 TeleAid car phone emergency call system	AR82.95-P-0005-03GR
	Notes regarding the Tele-Aid emergency call system		AH82.95-P-0001-01GA
9	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 the fault memories after completing the work.
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A
10	Perform basic programming		AR00.19-P-0200P