Display messages
Possible causes/consequences and
X Solutions If above conditions are met, you can occupy the front
passenger seat again. Depending on the front passenger
classification sensed by the OCS, the
04
indicator lamp will remain illuminated or go out.
If above conditions are not met, the system is not working
properly. Have the system checked at an authorized
Mercedes-Benz Center as soon as possible. G
Warning!
If the 04 indicator lamp remains out even after performing the above corrective
steps, do not have any children 12 years old and under and other small individuals use the front
passenger seat until the system has been repaired. Vehicle status messages in the multifunction display
231
Practical hints
219_AKB; 4; 54, en-US
d2ureepe,Version: 2.11.8.1 2009-05-11T16:21:02+02:00 - Seite 231 Z
Problem
Possible causes/consequences and
X Solutions04
The front passenger
front air bag off
indicator lamp does not
illuminate and/or does
not remain illuminated
with the weight of a
typical 12-month-old
child in a standard child
restraint or less on the
front passenger seat.
The system is malfunctioning.
X
Make sure there is nothing between seat cushion and child seat
and check installation of the child seat.
X Make sure no objects applying supplemental weight onto the
seat are present.
X Make sure no objects which apply forces to the seat are present
(e.g. objects such as books, briefcases etc. lodged behind or
around the seat, head restraints pushing against roof etc.). The
system may recognize such forces as supplemental weight.
X If the front passenger front air bag off indicator lamp remains
out, have the system checked as soon as possible at an
authorized Mercedes-Benz Center. Do not transport a child on
the front passenger seat until the system has been repaired.
X Read and observe messages in the multifunction display and
follow corrective steps (Y page 228). G
Warning!
If the 04 indicator lamp does not
illuminate or remains out with the weight of a
typical 12-month-old child in a standard child
restraint or less on the front passenger seat,
do not transport a child on the front
passenger seat until the system has been
repaired. Unlocking/locking manually
Unlocking the vehicle
If you cannot unlock the vehicle with the
SmartKey or with KEYLESS-GO, unlock the
driver’s door and the trunk using the
mechanical key.
The anti-theft alarm system will trigger when
you
R unlock the driver’s door or the trunk with
the mechanical key
and
R open the driver’s door or the trunk
To cancel the alarm, insert the SmartKey into
the starter switch. Removing the mechanical key
SmartKey
SmartKey with KEYLESS-GO Unlocking/locking manually
261Practical hints
219_AKB; 4; 54, en-US
d2ureepe, Version: 2.11.8.1 2009-05-11T16:21:02+02:00 - Seite 261 Z
