Remove/install Telestart antenna - AR83.70-P-0006MEV

MODEL 451.391/491 

except CODE 494 (US version) 

Fig 1: Identifying Telestart Antenna Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove
1	Remove foot support on passenger side	Model 451.391/491 1#	AR68.30-P-1340MCC
		MODEL 451.391/491 2#	AR68.30-P-1340MCE
2	Carefully detach Telestart antenna (A2/24) from windshield (1)	Carefully remove Telestart antenna (A2/24) from windshield (1). Otherwise the windshield (1) can be damaged and must be replaced. The Telestart antenna (A2/24) cannot be removed without destroying it and must therefore always be replaced after removal.
		Mounting wedge	Figure
3	Disconnect electrical connector (3) from Telestart receiver (A6/2)
4	Disconnect cable tie (5) and expose antenna line (4) of Telestart antenna (A2/24) at main wiring harness (6)	The cable ties (5) are accessible below the instrument panel (2) on the passenger side.
5	Guide out Telestart antenna (A2/24) upwards between instrument panel (2) and windshield (1) and remove
	Clean
6	Remove adhesive residue from windshield (1) and prepare windshield (1) for installation of Telestart antenna (A2/24)	Treat bonding surface on windshield (1) with bonding agent and allow to flash off for approx. 1 minute before the Telestart antenna (A2/24) is glued on. Use activator.
		Bonding agent Sika-Primer 206 G+P	*BR00.45-Z-1019-02A
		Sika activator	*BR00.45-Z-1023-04A
	Install
7	Guide antenna line (4) of Telestart antenna (A2/24) between instrument panel (2) and windshield (1) (arrows) into front passenger footwell
8	Remove protective foil of new Telestart antenna (A2/24) and bond Telestart antenna (A2/24) to windshield (1)	Do not touch bonding surface of new Telestart antenna (A2/24). Position Telestart antenna (A2/24) on windshield (1) before bonding.
9	Fasten antenna line (4) of Telestart antenna (A2/24) to main wiring harness (6) using cable ties (5)	Make sure that the antenna line (4) is correctly routed. Otherwise the antenna line (4) can be damaged by trapping or crushing.
10	Connect electrical connector (3) at Telestart receiver unit (A6/2)
11	Check function by switching on high-voltage PTC heater using the Telestart transmitter
12	Install foot support at front passenger side	Model 451.391/491 1#	AR68.30-P-1340MCC
		MODEL 451.391/491 2#	AR68.30-P-1340MCE

Fig 2: Identifying Mounting Wedge (110 589 03 59 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1019-02A	Bonding agent Sika-Primer 206 G+P	Sika Deutschland GmbH
BR00.45-Z-1023-04A	Sika activator	A 009 989 01 71 14