Problems wit
hthe key Problem Possible causes/consequences and
M Solutions
Yo
uc annot lock/
unlock the vehicle
using the key. The key battery is discharged or nearly discharged.
X
Point the tip of the key at the driver' sdoor handl efrom adis-
tanc eofa pproximately 50 cm and try to unloc korlock the
vehicle again.
If this does not work:
X Loc koru nlock the vehicl eusing the emergenc ykey element
(Y page 67).
X Check the key batter yand replace it if necessary (Y page68). Th
ek ey is faulty.
X Loc kthe vehicle as described in the "Locking the vehicle (emer-
genc ykey element)" section (Y page 71)orunlock it using the
emergency key element (Y page67).
X Have the key checked at aqualified specialist workshop. You can no longer
lock/unlock the vehi-
cle using KEYLESS-GO. KEYLESS-GO is in standby mode because the vehicle has not been
unlocked for an extended period.
X
Pull the door handle and then turn the key to position 2in the
ignition lock. There is
afault with KEYLESS-GO.
X Lock/unlock the vehicle using the remote control function of
the key. Point the tip of the key at the driver' sdoor handl efrom
close rang eand pres sthe %/ &button.
X Hav ethe key chec kedataq ualified specialist workshop. There is interference from
apowerfu lsource of radio waves.
X Lock/unloc kthe vehicle usin gthe remote con trolfunction of
the key. Point the tip of the key at the driver' sdoor handl efrom
close rang eand pres sthe %/ &button. You hav
elost akey. X
Hav ethe key cancelled at aMercedes-Benz Servic eCentre.
X Report the loss immediately to the vehicle insurers.
X If necessary, have the locks changed as well. You have lost the emer-
gency key element.
X
Report the loss immediately to the vehicle insurers.
X If necessary, have the locks changed as well. Key
69Opening and closing
BA 207ECE ÄJ 2010 /1a; 1; 2, en-GB
mkalafa Version: 3.0.2.11 2010-01-26T13:03:22+01:00 -Seite 69 Z