Transmitter Programming
WARNING: This page is about a different car, the 1996 Mercedes-Benz E320 and 1996 Mercedes-Benz E300. However, it is still accessible from the selected car via links, so may be relevant.
Aim transmitter at a receiver and press button on transmitter twice within one second. Within 30 seconds, insert key into ignition switch and turn to RUN position. Transmitter should now be operational.