Mercedes-benz 2013 C Class Coupe User Manual download pdf (Page 89)

Problems with the key

Problem Possible causes/consequences and M Solutions

You cannot lock or

unlock the vehicle

using the key.

The key battery is discharged or nearly discharged.

Try again to lock/unlock the vehicle using the remote control

function of the key. Point the tip of the key at the driver's door

handle from close range and press the % / & button.

If this does not work:

Check the key battery (Y page 85) and replace it if necessary

(Y page 85).

Lock (Y page 90) or unlock (Y page 91) the vehicle using

the emergency key element.

The key is faulty.

Lock (Y page 90) or unlock (Y page 91) the vehicle using

the emergency key element.

Have the key checked at a qualified specialist workshop.

You can no longer lock

or unlock the vehicle

using KEYLESS-GO.

There is interference from a powerful source of radio waves.

Lock/unlock the vehicle using the remote control function of

the key. Point the tip of the key at the driver's door handle from

close range and press the % / & button.

There is a fault with KEYLESS-GO.

Lock/unlock the vehicle using the remote control function of

the key. Point the tip of the key at the driver's door handle from

close range and press the % / & button.

Have KEYLESS-GO checked at a qualified specialist workshop.

If this does not work:

Check the key battery (Y page 85) and replace it if necessary

(Y page 85).

Lock (Y page 90) or unlock (Y page 91) the vehicle using

the emergency key element.

You have lost a key.

Have the key deactivated at a qualified specialist workshop.

Report the loss immediately to the vehicle insurers.

If necessary, have the locks changed as well.

You have lost the emer-

gency key element.

Report the loss immediately to the vehicle insurers.

If necessary, have the locks changed as well.

Key

Opening and closing

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Mercedes-benz 2013 C Class Coupe User Manual Page 89

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Mercedes-benz 2013 C Class Coupe User Manual Page 89

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