Remove/install rear shelf antenna amplifier - AR82.62-P-8250R

MODEL 230.4 except CODE (P99) "AMG Black Series" special model 

Fig 1: Identifying Rear Shelf Antenna Amplifier Location

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
1	Switch off the ignition and remove the transmitter key from the EIS control unit	On vehicles with code (889) Keyless Go, press the Keyless Go start/stop button repeatedly until the ignition is switched off. Remove the Keyless Go transmitter card or transmitter key from the vehicle and store beyond the reach of the transmitter (min. 2 m).
2	Remove left side paneling in trunk		AR68.30-P-4800R
3	Remove nut on rear shelf antenna amplifier (A2/67)
4	Disconnect electrical connector and detach antenna lines from rear shelf antenna amplifier (A2/67)
5	Remove rear shelf antenna amplifier (A2/67)
6	Install in the reverse order