User Manual - Page 72

For AMG.

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Problems with the SmartKey
Problem
Possible causes/consequences and MM Solutions
You can no longer lock
or unlock the vehicle
using the SmartKey.
The SmartKey battery is discharged or nearly discharged.
X
Check the SmartKey battery (Y page 69) and replace it if neces-
sary (Y page 69).
If this does not work:
X
Unlock (Y page 73) or lock (Y page 73) the vehicle using the
mechanical key.
There is interference from a powerful source of radio waves.
X
Unlock (Y page 73) or lock (Y page 73) the vehicle using the
mechanical key.
The SmartKey is faulty.
X
Unlock (Y page 73) or lock (Y page 73) 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.
KEYLESS-GO was deactivated.
X
Reactivate KEYLESS-GO (Y page 66).
The SmartKey battery is discharged or nearly discharged.
X
Check the SmartKey battery (Y page 69) and replace it if neces-
sary (Y page 69).
If this does not work:
X
Unlock (Y page 73) or lock (Y page 73) the vehicle using the
mechanical key.
There is interference from a powerful source of radio waves.
X
Unlock (Y page 73) or lock (Y page 73) the vehicle using the
mechanical key.
KEYLESS-GO is malfunctioning.
X
Lock/unlock the vehicle using the remote control function of the
SmartKey.
X
Have the vehicle and SmartKey checked at a qualified specialist
workshop.
If the vehicle can also not be locked/unlocked using the remote
control function:
X
Unlock (Y page 73) or lock (Y page 73) the vehicle using the
mechanical key.
X
Have the vehicle and SmartKey checked at a qualified specialist
workshop.
70
SmartKey
Opening and closing
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