Loss - Mercedes-Benz B-Class Operator's Manual

SmartKey
78
Problems with the SmartKey
Problem
You cannot lock or
unlock the vehicle
using the SmartKey.
You have lost a
SmartKey.
You have lost the
mechanical key.
Possible causes/consequences and M Solutions
The SmartKey battery is discharged or nearly discharged.
Try again to lock/unlock the vehicle using the remote control
X
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:
Check the SmartKey battery and replace it if necessary
X
( page 76).
Y
Unlock ( page 81) or lock (
X
Y
mechanical key.
There is interference from a powerful source of radio waves.
Try again to lock/unlock the vehicle using the remote control
X
function of the SmartKey. Point the tip of the SmartKey at the
driver's door handle from close range and press the % /
& button.
The SmartKey is faulty.
Unlock ( page 81) or lock (
X
Y
mechanical key.
Have the SmartKey checked at a qualified specialist workshop.
X
Have the SmartKey deactivated at a qualified specialist
X
workshop.
Report the loss immediately to the vehicle insurers.
X
If necessary, have the locks changed as well.
X
Report the loss immediately to the vehicle insurers.
X
If necessary, have the locks changed as well.
X
page 81) the vehicle using the
Y
page 81) the vehicle using the
Y