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Unlocking/locking manually
539
G
Warning!
If the 59 indicator lamp
illuminates and remains illuminated with
the weight of a typical adult or someone
larger than a small individual on the front
passenger seat, do not have any passenger
use the front passenger seat until the
system has been repaired.
Problem Possible cause/consequence Suggested solutions
59
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
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 475).
G
Warning!
If the 59 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.
i
Unlocking the vehicle with the
mechanical key and opening the driver’s
door or the trunk will trigger the anti-theft
alarm system.
To cancel the alarm, insert the SmartKey in
the starter switch.
Practical hints
Z