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What to do if …?
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CHIP CARD
CHECK BATTERY
KEYLESS-GO*card batteries are dis-
charged.
̈ Change the batteries (୴ page 299).
CHIP CARD
NOT RECOGNIZED!
KEYLESS-GO*card is not recognized while
the engine is running because
ț the card is not in the vehicle
ț there is strong radio-frequency interfer-
ence
̈ Stop the vehicle as soon as it is safe
to do so.
̈ Search for the card.
Otherwise the vehicle cannot be central-
ly locked nor can the engine be started
again after it has been stopped.
KEYLESS-GO*card is momentarily not rec-
ognized.
̈ Change the position of the card in
the vehicle.
̈ Operate the vehicle with the key in
the starter switch if necessary.
CHIP CARD
DETECTED IN VEHICLE
KEYLESS-GO*card left in the vehicle was
recognized while locking the vehicle from
the outside.
̈ Take the card out of the vehicle.
CHIP CARD
VISIT WORKSHOP!
The KEYLESS-GO* system is malfunction-
ing.
̈ Visit an authorized Mercedes-Benz
Center as soon as possible.