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. Try again to lock/unlock the vehicle using the remote control function of the SmartKey. Point the tip of the SmartKey at the driver's door handle from close range and press the / button. If this does not work: Check the SmartKey battery and replace it if necessary. Lock or unlock the vehicle using the mechanical key. |
The SmartKey is faulty. Lock or unlock the vehicle using the mechanical key. Have the SmartKey checked at a qualified specialist workshop. |
|
You can no longer lock or unlock the vehicle using KEYLESS-GO. | There is interference from a powerful source of radio waves. Lock/unlock the vehicle using the remote control function of the SmartKey. Point the tip of the SmartKey at the driver's door handle from close range and press the / button. |
There is a malfunction with KEYLESS-GO. Lock/unlock the vehicle using the remote control function of the SmartKey. Point the tip of the SmartKey at the driver's door handle from close range and press the / button. Have KEYLESS-GO checked at a qualified specialist workshop. If this does not work: Check the SmartKey battery and replace it if necessary. Lock or unlock the vehicle using the mechanical key. |
|
You have lost a SmartKey. | Have the SmartKey
deactivated at a qualified specialist workshop. Report the loss immediately to the vehicle insurers. If necessary, have the locks changed as well. |
You have lost the mechanical key. | Report the loss
immediately to the vehicle insurers. If necessary, have the locks changed as well. |
The engine cannot be started using the SmartKey. | The on-board voltage is too low. Switch off non-essential consumers, e.g. seat heating or interior lighting, and try to start the engine again. If this does not work: Check the starter battery and charge it if necessary. or Jump-start the vehicle. or Consult a qualified specialist workshop. |
The engine cannot be started using the SmartKey. | The steering lock is mechanically blocked. Remove the SmartKey and reinsert it into the ignition lock. While doing this, turn the steering wheel in both directions. |
The engine cannot be started using KEYLESS-GO. The SmartKey is in the vehicle. | A door is open. Therefore, the SmartKey cannot be detected as
easily. Close the door and try to start the vehicle again. |
There is interference from a powerful source of radio waves. Start your vehicle with the SmartKey in the ignition lock. |
See also:
Displaying navigation instructions
In the Navi menu, the multifunction display
shows navigation instructions. For more
information, see the separate operating
instructions.
Switch on COMAND (see the
separate
operating instr ...
Displaying navigation instructions
In the Navi menu, the multifunction display
shows navigation instructions. Further
information.
Activate COMAND.
Press the or
button on the
steering wheel to select the Navi menu. ...
Useful information
This Operator's Manual describes all
models and all standard and optional
equipment of your vehicle available at the
time of publication of the Operator's
Manual. Country-specific differences ...