Problems with the smartkey, Opening and closing, Smartkey – Mercedes-Benz 2013 C Class Sedan User Manual
Page 80
Problems with the SmartKey
Problem
Possible causes/consequences and M Solutions
You cannot lock or
unlock the vehicle
using the SmartKey.
The SmartKey battery is discharged or nearly discharged.
X
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 % or
& button.
If this does not work:
X
X
the mechanical key.
The SmartKey is faulty.
X
the mechanical key.
X
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.
X
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.
X
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.
X
Have KEYLESS-GO checked at a qualified specialist workshop.
If this does not work:
X
X
the mechanical key.
You have lost a
SmartKey.
X
Have the SmartKey deactivated at a qualified specialist
workshop.
X
Report the loss immediately to the vehicle insurers.
X
If necessary, have the locks changed as well.
You have lost the
mechanical key.
X
Report the loss immediately to the vehicle insurers.
X
If necessary, have the locks changed as well.
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SmartKey
Opening and closing