Mercedes-Benz C-Sedan 2012 Owners Manual - Manual (Page 276)

Clearing the memory of the integrated
garage door opener on the rear-view
mirror
X Turn the SmartKey to position 2 in the
ignition lock.
X Press transmitter buttons ; and ?.
The indicator lamp lights up yellow.
X Press and hold transmitter buttons ;
and ? until the indicator lamp turns green.
i Make sure that you clear the memory of
the integrated garage door opener before
selling the vehicle.
274
Features
Stowing and features