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Mercedes-Benz 2012 C-Class User Manual

Mercedes-Benz 2012 C-Class
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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 %/
& button.
If this does not work:
X
Check the SmartKey battery (Y page 74) and replace it if
necessary (Y page 74).
X
Lock (Y page 79) or unlock (Y page 79) the vehicle using
the mechanical key.
The SmartKey is faulty.
X
Lock (Y page 79) or unlock (Y page 79) the vehicle using
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
Check the SmartKey battery (Y page 74) and replace it if
necessary (Y page 74).
X
Lock (Y page 79) or unlock (Y page 79) the vehicle using
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.
76
SmartKey
Opening/closing
Information Provided by:

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Mercedes-Benz 2012 C-Class Specifications

General IconGeneral
BrandMercedes-Benz
Model2012 C-Class
CategoryAutomobile
LanguageEnglish

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