Remove/install antenna - AR82.70-P-8951GM

MODEL 463.243 /244 /245 /246 /247 /249 /270 /271 /303 /322 /323 /332 /333 /340 /341 with CODE (EV5) Telephone preinstallation 

Telephone roof antenna 

MODEL 463.248 with CODE (EV5) Telephone preinstallation except CODE (979) Special protection version 

MODEL 463.202 /222 /237 

MODEL 463.236 except CODE (979) Special protection version 

Fig 1: Identifying Antenna 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		AR54.10-P-0003G
	Notes on battery	All models	AH54.10-P-0001-01A
3	Remove overhead control panel control unit (N70)		AR82.20-P-1000GM
4	Disconnect roof antenna connector (X1/34) of telephone and fax antenna (A2/22)
5	Extract the clip (2)
6	Remove protective sleeve (3)	Installation:  Press on protective sleeve (3) with assembly tool. Installation tool II	Fig 3
7	Release telephone and fax antenna (A2/22)	Installation:  Press in telephone and fax antenna (A2/22) from below until it securely latches into the outer skin of the roof. Installation tool I	Fig 2
8	Remove telephone and fax antenna (A2/22)	Remove in the direction of the vehicle interior.
9	Install in the reverse order
10	Deactivate service mode in Telematic Alarm Identification on Demand	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
11	Read out fault memory and erase	After work is complete, faults stored in the fault memory must be processed and erased. The stored faults may be caused by removed cables during installation or test operations as well as by simulation.
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A
12	Carry out function check

Fig 2: Identifying Installation Tool I (210 589 04 33 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Installation Tool II (210 589 05 33 00)

Courtesy of MERCEDES-BENZ USA