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Practical hints
What to do if …?
Display Possible cause/consequence Possible solution
I
Replace
Key Battery
The batteries in the SmartKey with
KEYLESS-GO* are discharged.
̈ Replace the batteries (୴ page 428).
Key Detected
In Vehicle
A SmartKey with KEYLESS-GO* (Canada
only) left in the vehicle was recognized
while locking the vehicle from the outside.
̈ Take the SmartKey with KEYLESS-GO* out of
the vehicle.
Obtain
A New Key
The SmartKey with KEYLESS-GO* (Canada
only) must be replaced.
̈ Contact an authorized Mercedes-Benz Cen-
ter as soon as possible.
Remove "Start"
Button
And Insert Key
The KEYLESS-GO* system (Canada only) is
malfunctioning.
̈ Remove KEYLESS-GO* button (Canada only)
from the starter switch (
୴ page 83).
̈ Operate the vehicle with the SmartKey in the
starter switch.
I
Close Doors
To Lock Vehicle
You wanted to lock the vehicle but not all
doors were closed.
̈ Close doors and lock vehicle again.
Key Does Not
Belong to Vehicle
You have insert an incorrect key in the start-
er switch.
̈ Remove key and insert the correct key.
Don’t Forget
Your Key
This display appears (for a maximum of
60 seconds) if the driver’s door is opened
with the engine turned off and no SmartKey
in the starter switch.
This message is only a reminder.
̈ Take the SmartKey or SmartKey with
KEYLESS-GO* (Canada only) with you when
leaving the vehicle.