Panic alarm

- To activate: press
button
1 for at least one second.
An alarm sounds and the exterior lighting flashes. - To deactivate: press
button
1 again.
or
- Insert the SmartKey into the ignition lock.
or
- Press the KEYLESS-GO Start/Stop button. The KEYLESS-GO key must be in the vehicle.
USA only:
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
1. This device may not cause harmful interference, and
2. this device must accept any interference received, including interference that may cause undesired operation.
Any unauthorized modification to this device could void the user's authority to operate the equipment.
The product label with FCC ID and IC certification number can be found in the battery case of the SmartKey.
Canada only:
This device complies with RSS-Gen of Industry Canada. Operation is subject to the following two conditions:
1. This device may not cause interference, and
2. this device must accept any interference received, including interference that may cause undesired operation.
Any unauthorized modification to this device could void the user's authority to operate the equipment.
The product label with FCC ID and IC certification number can be found in the battery case of the SmartKey.
See also:
Ride & Handling
The M-Class evokes the S-Class' driving experience in a few ways. For one, it
feels especially substantial and planted when cruising on the highway, enhancing
driver confidence and lowering drivin ...
General information
Portable electronic devices in the vehicle
may seriously impair radio reception. ...
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 ...
