Removing and installing keyless go antenna - AR82.62-P-8000RB

MODEL 230.4 up to 28.2.06 with CODE (889) Keyless Go 

Rear bumper 

Fig 1: Identifying Keyless Go Antenna Components (Rear Bumper)

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Switch off the ignition and remove the transmitter key from the EIS control unit	Press Keyless Go start/stop button repeatedly until 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 rear bumper		AR88.20-P-2200R
3	Remove left side paneling in trunk		AR68.30-P-4800R
4	Disconnect electrical connector (1) from Keyless Go control unit (N69/5)
5	Pull antenna line for rear bumper Keyless Go antenna (A2/31) together with rubber grommet (2) out of sidewall	Installation:  Ensure rubber grommet (2) is seated correctly.
6	Expose antenna line for rear bumper Keyless Go antenna (A2/31) at rear panel	Installation:  Install new tie straps.
7	Detach rear bumper Keyless Go antenna (A2/31)
8	Install in the reverse order