X
Repeatedly tap the SmartKey against your
palm until battery = falls out.
X
Insert the new battery with the positive ter-
minal facing upwards. Use a lint-free cloth
to do so.
X
Make sure that the surface of the battery is
free of lint, grease and other contaminants.
X
Insert the front tabs of battery tray cover :
and then press to close it.
X
Insert mechanical key into the SmartKey
(Y page 72).
X
Check the function of all SmartKey buttons
on the vehicle.
Problems with the SmartKey
Problem
Possible causes/consequences and MM Solutions
You cannot lock or
unlock the vehicle using
the SmartKey.
The SmartKey battery is discharged or nearly discharged.
X
Vehicles without KEYLESS-GO or KEYLESS-GO start function:
try to lock/unlock the vehicle again using the SmartKey's remote
control function. 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
Check the SmartKey battery (Y page 72) and replace it if neces-
sary (Y page 72).
X
Unlock (Y page 76) or lock (Y page 77) the vehicle using the
mechanical key.
There is interference from a powerful source of radio waves.
X
Vehicles without KEYLESS-GO or KEYLESS-GO start function:
try to lock/unlock the vehicle again using the SmartKey's remote
control function. 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
Unlock (Y page 76) or lock (Y page 77) the vehicle using the
mechanical key.
The SmartKey is faulty.
X
Unlock (Y page 76) or lock (Y page 77) the vehicle using the
mechanical key.
X
Have the SmartKey checked at a qualified specialist workshop.
SmartKey
73
Opening and closing
Z
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