Smart Key battery

See also:

Service messages
Information on the type of service and service intervals (see separate Service Booklet). You can obtain further information from an authorized Mercedes-Benz Center or at http://www.mbusa.com (U ...

Driving tips
Maintain a greater distance from the vehicle in front than when driving without a trailer. Avoid braking abruptly. If possible, brake gently at first to allow the trailer to run on. Then, i ...

Problems with the SmartKey
Problem You cannot lock or unlock the vehicle using the SmartKey. Possible causes/consequences and Solutions The SmartKey battery is discharged or nearly discharged. Try again to lock/unlock th ...