Mercedes-Benz M-Class
Mercedes-Benz M-Class

See also:
Problems with the SmartKey
Problem
Possible causes/consequences and Solutions
You cannot lock or
unlock the vehicle
using the SmartKey.
The SmartKey battery is discharged or nearly discharged ...
Rejecting or ending a call
► Press the
button on the steering
wheel.
If you are not in the Telephone menu, you can
still accept a call. ...
Socket in the rear-compartment center
console
Example: vehicles with the smoker's package
Lift up the cover of socket 1. ...
